xref: /freebsd/contrib/file/m4/libtool.m4 (revision 09a53ad8f1318c5daae6cfb19d97f4f6459f0013)
1# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
2#
3#   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
4#                 2006, 2007, 2008, 2009, 2010, 2011 Free Software
5#                 Foundation, Inc.
6#   Written by Gordon Matzigkeit, 1996
7#
8# This file is free software; the Free Software Foundation gives
9# unlimited permission to copy and/or distribute it, with or without
10# modifications, as long as this notice is preserved.
11
12m4_define([_LT_COPYING], [dnl
13#   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
14#                 2006, 2007, 2008, 2009, 2010, 2011 Free Software
15#                 Foundation, Inc.
16#   Written by Gordon Matzigkeit, 1996
17#
18#   This file is part of GNU Libtool.
19#
20# GNU Libtool is free software; you can redistribute it and/or
21# modify it under the terms of the GNU General Public License as
22# published by the Free Software Foundation; either version 2 of
23# the License, or (at your option) any later version.
24#
25# As a special exception to the GNU General Public License,
26# if you distribute this file as part of a program or library that
27# is built using GNU Libtool, you may include this file under the
28# same distribution terms that you use for the rest of that program.
29#
30# GNU Libtool is distributed in the hope that it will be useful,
31# but WITHOUT ANY WARRANTY; without even the implied warranty of
32# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
33# GNU General Public License for more details.
34#
35# You should have received a copy of the GNU General Public License
36# along with GNU Libtool; see the file COPYING.  If not, a copy
37# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
38# obtained by writing to the Free Software Foundation, Inc.,
39# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
40])
41
42# serial 57 LT_INIT
43
44
45# LT_PREREQ(VERSION)
46# ------------------
47# Complain and exit if this libtool version is less that VERSION.
48m4_defun([LT_PREREQ],
49[m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
50       [m4_default([$3],
51		   [m4_fatal([Libtool version $1 or higher is required],
52		             63)])],
53       [$2])])
54
55
56# _LT_CHECK_BUILDDIR
57# ------------------
58# Complain if the absolute build directory name contains unusual characters
59m4_defun([_LT_CHECK_BUILDDIR],
60[case `pwd` in
61  *\ * | *\	*)
62    AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
63esac
64])
65
66
67# LT_INIT([OPTIONS])
68# ------------------
69AC_DEFUN([LT_INIT],
70[AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
71AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
72AC_BEFORE([$0], [LT_LANG])dnl
73AC_BEFORE([$0], [LT_OUTPUT])dnl
74AC_BEFORE([$0], [LTDL_INIT])dnl
75m4_require([_LT_CHECK_BUILDDIR])dnl
76
77dnl Autoconf doesn't catch unexpanded LT_ macros by default:
78m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
79m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
80dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
81dnl unless we require an AC_DEFUNed macro:
82AC_REQUIRE([LTOPTIONS_VERSION])dnl
83AC_REQUIRE([LTSUGAR_VERSION])dnl
84AC_REQUIRE([LTVERSION_VERSION])dnl
85AC_REQUIRE([LTOBSOLETE_VERSION])dnl
86m4_require([_LT_PROG_LTMAIN])dnl
87
88_LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
89
90dnl Parse OPTIONS
91_LT_SET_OPTIONS([$0], [$1])
92
93# This can be used to rebuild libtool when needed
94LIBTOOL_DEPS="$ltmain"
95
96# Always use our own libtool.
97LIBTOOL='$(SHELL) $(top_builddir)/libtool'
98AC_SUBST(LIBTOOL)dnl
99
100_LT_SETUP
101
102# Only expand once:
103m4_define([LT_INIT])
104])# LT_INIT
105
106# Old names:
107AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
108AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
109dnl aclocal-1.4 backwards compatibility:
110dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
111dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
112
113
114# _LT_CC_BASENAME(CC)
115# -------------------
116# Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
117m4_defun([_LT_CC_BASENAME],
118[for cc_temp in $1""; do
119  case $cc_temp in
120    compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
121    distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
122    \-*) ;;
123    *) break;;
124  esac
125done
126cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
127])
128
129
130# _LT_FILEUTILS_DEFAULTS
131# ----------------------
132# It is okay to use these file commands and assume they have been set
133# sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
134m4_defun([_LT_FILEUTILS_DEFAULTS],
135[: ${CP="cp -f"}
136: ${MV="mv -f"}
137: ${RM="rm -f"}
138])# _LT_FILEUTILS_DEFAULTS
139
140
141# _LT_SETUP
142# ---------
143m4_defun([_LT_SETUP],
144[AC_REQUIRE([AC_CANONICAL_HOST])dnl
145AC_REQUIRE([AC_CANONICAL_BUILD])dnl
146AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
147AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
148
149_LT_DECL([], [PATH_SEPARATOR], [1], [The PATH separator for the build system])dnl
150dnl
151_LT_DECL([], [host_alias], [0], [The host system])dnl
152_LT_DECL([], [host], [0])dnl
153_LT_DECL([], [host_os], [0])dnl
154dnl
155_LT_DECL([], [build_alias], [0], [The build system])dnl
156_LT_DECL([], [build], [0])dnl
157_LT_DECL([], [build_os], [0])dnl
158dnl
159AC_REQUIRE([AC_PROG_CC])dnl
160AC_REQUIRE([LT_PATH_LD])dnl
161AC_REQUIRE([LT_PATH_NM])dnl
162dnl
163AC_REQUIRE([AC_PROG_LN_S])dnl
164test -z "$LN_S" && LN_S="ln -s"
165_LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
166dnl
167AC_REQUIRE([LT_CMD_MAX_LEN])dnl
168_LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
169_LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
170dnl
171m4_require([_LT_FILEUTILS_DEFAULTS])dnl
172m4_require([_LT_CHECK_SHELL_FEATURES])dnl
173m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl
174m4_require([_LT_CMD_RELOAD])dnl
175m4_require([_LT_CHECK_MAGIC_METHOD])dnl
176m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl
177m4_require([_LT_CMD_OLD_ARCHIVE])dnl
178m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
179m4_require([_LT_WITH_SYSROOT])dnl
180
181_LT_CONFIG_LIBTOOL_INIT([
182# See if we are running on zsh, and set the options which allow our
183# commands through without removal of \ escapes INIT.
184if test -n "\${ZSH_VERSION+set}" ; then
185   setopt NO_GLOB_SUBST
186fi
187])
188if test -n "${ZSH_VERSION+set}" ; then
189   setopt NO_GLOB_SUBST
190fi
191
192_LT_CHECK_OBJDIR
193
194m4_require([_LT_TAG_COMPILER])dnl
195
196case $host_os in
197aix3*)
198  # AIX sometimes has problems with the GCC collect2 program.  For some
199  # reason, if we set the COLLECT_NAMES environment variable, the problems
200  # vanish in a puff of smoke.
201  if test "X${COLLECT_NAMES+set}" != Xset; then
202    COLLECT_NAMES=
203    export COLLECT_NAMES
204  fi
205  ;;
206esac
207
208# Global variables:
209ofile=libtool
210can_build_shared=yes
211
212# All known linkers require a `.a' archive for static linking (except MSVC,
213# which needs '.lib').
214libext=a
215
216with_gnu_ld="$lt_cv_prog_gnu_ld"
217
218old_CC="$CC"
219old_CFLAGS="$CFLAGS"
220
221# Set sane defaults for various variables
222test -z "$CC" && CC=cc
223test -z "$LTCC" && LTCC=$CC
224test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
225test -z "$LD" && LD=ld
226test -z "$ac_objext" && ac_objext=o
227
228_LT_CC_BASENAME([$compiler])
229
230# Only perform the check for file, if the check method requires it
231test -z "$MAGIC_CMD" && MAGIC_CMD=file
232case $deplibs_check_method in
233file_magic*)
234  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
235    _LT_PATH_MAGIC
236  fi
237  ;;
238esac
239
240# Use C for the default configuration in the libtool script
241LT_SUPPORTED_TAG([CC])
242_LT_LANG_C_CONFIG
243_LT_LANG_DEFAULT_CONFIG
244_LT_CONFIG_COMMANDS
245])# _LT_SETUP
246
247
248# _LT_PREPARE_SED_QUOTE_VARS
249# --------------------------
250# Define a few sed substitution that help us do robust quoting.
251m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
252[# Backslashify metacharacters that are still active within
253# double-quoted strings.
254sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
255
256# Same as above, but do not quote variable references.
257double_quote_subst='s/\([["`\\]]\)/\\\1/g'
258
259# Sed substitution to delay expansion of an escaped shell variable in a
260# double_quote_subst'ed string.
261delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
262
263# Sed substitution to delay expansion of an escaped single quote.
264delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
265
266# Sed substitution to avoid accidental globbing in evaled expressions
267no_glob_subst='s/\*/\\\*/g'
268])
269
270# _LT_PROG_LTMAIN
271# ---------------
272# Note that this code is called both from `configure', and `config.status'
273# now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
274# `config.status' has no value for ac_aux_dir unless we are using Automake,
275# so we pass a copy along to make sure it has a sensible value anyway.
276m4_defun([_LT_PROG_LTMAIN],
277[m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
278_LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
279ltmain="$ac_aux_dir/ltmain.sh"
280])# _LT_PROG_LTMAIN
281
282
283## ------------------------------------- ##
284## Accumulate code for creating libtool. ##
285## ------------------------------------- ##
286
287# So that we can recreate a full libtool script including additional
288# tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
289# in macros and then make a single call at the end using the `libtool'
290# label.
291
292
293# _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
294# ----------------------------------------
295# Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
296m4_define([_LT_CONFIG_LIBTOOL_INIT],
297[m4_ifval([$1],
298          [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
299                     [$1
300])])])
301
302# Initialize.
303m4_define([_LT_OUTPUT_LIBTOOL_INIT])
304
305
306# _LT_CONFIG_LIBTOOL([COMMANDS])
307# ------------------------------
308# Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
309m4_define([_LT_CONFIG_LIBTOOL],
310[m4_ifval([$1],
311          [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
312                     [$1
313])])])
314
315# Initialize.
316m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
317
318
319# _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
320# -----------------------------------------------------
321m4_defun([_LT_CONFIG_SAVE_COMMANDS],
322[_LT_CONFIG_LIBTOOL([$1])
323_LT_CONFIG_LIBTOOL_INIT([$2])
324])
325
326
327# _LT_FORMAT_COMMENT([COMMENT])
328# -----------------------------
329# Add leading comment marks to the start of each line, and a trailing
330# full-stop to the whole comment if one is not present already.
331m4_define([_LT_FORMAT_COMMENT],
332[m4_ifval([$1], [
333m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
334              [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
335)])
336
337
338
339## ------------------------ ##
340## FIXME: Eliminate VARNAME ##
341## ------------------------ ##
342
343
344# _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
345# -------------------------------------------------------------------
346# CONFIGNAME is the name given to the value in the libtool script.
347# VARNAME is the (base) name used in the configure script.
348# VALUE may be 0, 1 or 2 for a computed quote escaped value based on
349# VARNAME.  Any other value will be used directly.
350m4_define([_LT_DECL],
351[lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
352    [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
353	[m4_ifval([$1], [$1], [$2])])
354    lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
355    m4_ifval([$4],
356	[lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
357    lt_dict_add_subkey([lt_decl_dict], [$2],
358	[tagged?], [m4_ifval([$5], [yes], [no])])])
359])
360
361
362# _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
363# --------------------------------------------------------
364m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
365
366
367# lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
368# ------------------------------------------------
369m4_define([lt_decl_tag_varnames],
370[_lt_decl_filter([tagged?], [yes], $@)])
371
372
373# _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
374# ---------------------------------------------------------
375m4_define([_lt_decl_filter],
376[m4_case([$#],
377  [0], [m4_fatal([$0: too few arguments: $#])],
378  [1], [m4_fatal([$0: too few arguments: $#: $1])],
379  [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
380  [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
381  [lt_dict_filter([lt_decl_dict], $@)])[]dnl
382])
383
384
385# lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
386# --------------------------------------------------
387m4_define([lt_decl_quote_varnames],
388[_lt_decl_filter([value], [1], $@)])
389
390
391# lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
392# ---------------------------------------------------
393m4_define([lt_decl_dquote_varnames],
394[_lt_decl_filter([value], [2], $@)])
395
396
397# lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
398# ---------------------------------------------------
399m4_define([lt_decl_varnames_tagged],
400[m4_assert([$# <= 2])dnl
401_$0(m4_quote(m4_default([$1], [[, ]])),
402    m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
403    m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
404m4_define([_lt_decl_varnames_tagged],
405[m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
406
407
408# lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
409# ------------------------------------------------
410m4_define([lt_decl_all_varnames],
411[_$0(m4_quote(m4_default([$1], [[, ]])),
412     m4_if([$2], [],
413	   m4_quote(lt_decl_varnames),
414	m4_quote(m4_shift($@))))[]dnl
415])
416m4_define([_lt_decl_all_varnames],
417[lt_join($@, lt_decl_varnames_tagged([$1],
418			lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
419])
420
421
422# _LT_CONFIG_STATUS_DECLARE([VARNAME])
423# ------------------------------------
424# Quote a variable value, and forward it to `config.status' so that its
425# declaration there will have the same value as in `configure'.  VARNAME
426# must have a single quote delimited value for this to work.
427m4_define([_LT_CONFIG_STATUS_DECLARE],
428[$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
429
430
431# _LT_CONFIG_STATUS_DECLARATIONS
432# ------------------------------
433# We delimit libtool config variables with single quotes, so when
434# we write them to config.status, we have to be sure to quote all
435# embedded single quotes properly.  In configure, this macro expands
436# each variable declared with _LT_DECL (and _LT_TAGDECL) into:
437#
438#    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
439m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
440[m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
441    [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
442
443
444# _LT_LIBTOOL_TAGS
445# ----------------
446# Output comment and list of tags supported by the script
447m4_defun([_LT_LIBTOOL_TAGS],
448[_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
449available_tags="_LT_TAGS"dnl
450])
451
452
453# _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
454# -----------------------------------
455# Extract the dictionary values for VARNAME (optionally with TAG) and
456# expand to a commented shell variable setting:
457#
458#    # Some comment about what VAR is for.
459#    visible_name=$lt_internal_name
460m4_define([_LT_LIBTOOL_DECLARE],
461[_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
462					   [description])))[]dnl
463m4_pushdef([_libtool_name],
464    m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
465m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
466    [0], [_libtool_name=[$]$1],
467    [1], [_libtool_name=$lt_[]$1],
468    [2], [_libtool_name=$lt_[]$1],
469    [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
470m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
471])
472
473
474# _LT_LIBTOOL_CONFIG_VARS
475# -----------------------
476# Produce commented declarations of non-tagged libtool config variables
477# suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
478# script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
479# section) are produced by _LT_LIBTOOL_TAG_VARS.
480m4_defun([_LT_LIBTOOL_CONFIG_VARS],
481[m4_foreach([_lt_var],
482    m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
483    [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
484
485
486# _LT_LIBTOOL_TAG_VARS(TAG)
487# -------------------------
488m4_define([_LT_LIBTOOL_TAG_VARS],
489[m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
490    [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
491
492
493# _LT_TAGVAR(VARNAME, [TAGNAME])
494# ------------------------------
495m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
496
497
498# _LT_CONFIG_COMMANDS
499# -------------------
500# Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
501# variables for single and double quote escaping we saved from calls
502# to _LT_DECL, we can put quote escaped variables declarations
503# into `config.status', and then the shell code to quote escape them in
504# for loops in `config.status'.  Finally, any additional code accumulated
505# from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
506m4_defun([_LT_CONFIG_COMMANDS],
507[AC_PROVIDE_IFELSE([LT_OUTPUT],
508	dnl If the libtool generation code has been placed in $CONFIG_LT,
509	dnl instead of duplicating it all over again into config.status,
510	dnl then we will have config.status run $CONFIG_LT later, so it
511	dnl needs to know what name is stored there:
512        [AC_CONFIG_COMMANDS([libtool],
513            [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
514    dnl If the libtool generation code is destined for config.status,
515    dnl expand the accumulated commands and init code now:
516    [AC_CONFIG_COMMANDS([libtool],
517        [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
518])#_LT_CONFIG_COMMANDS
519
520
521# Initialize.
522m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
523[
524
525# The HP-UX ksh and POSIX shell print the target directory to stdout
526# if CDPATH is set.
527(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
528
529sed_quote_subst='$sed_quote_subst'
530double_quote_subst='$double_quote_subst'
531delay_variable_subst='$delay_variable_subst'
532_LT_CONFIG_STATUS_DECLARATIONS
533LTCC='$LTCC'
534LTCFLAGS='$LTCFLAGS'
535compiler='$compiler_DEFAULT'
536
537# A function that is used when there is no print builtin or printf.
538func_fallback_echo ()
539{
540  eval 'cat <<_LTECHO_EOF
541\$[]1
542_LTECHO_EOF'
543}
544
545# Quote evaled strings.
546for var in lt_decl_all_varnames([[ \
547]], lt_decl_quote_varnames); do
548    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
549    *[[\\\\\\\`\\"\\\$]]*)
550      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
551      ;;
552    *)
553      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
554      ;;
555    esac
556done
557
558# Double-quote double-evaled strings.
559for var in lt_decl_all_varnames([[ \
560]], lt_decl_dquote_varnames); do
561    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
562    *[[\\\\\\\`\\"\\\$]]*)
563      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
564      ;;
565    *)
566      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
567      ;;
568    esac
569done
570
571_LT_OUTPUT_LIBTOOL_INIT
572])
573
574# _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
575# ------------------------------------
576# Generate a child script FILE with all initialization necessary to
577# reuse the environment learned by the parent script, and make the
578# file executable.  If COMMENT is supplied, it is inserted after the
579# `#!' sequence but before initialization text begins.  After this
580# macro, additional text can be appended to FILE to form the body of
581# the child script.  The macro ends with non-zero status if the
582# file could not be fully written (such as if the disk is full).
583m4_ifdef([AS_INIT_GENERATED],
584[m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
585[m4_defun([_LT_GENERATED_FILE_INIT],
586[m4_require([AS_PREPARE])]dnl
587[m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
588[lt_write_fail=0
589cat >$1 <<_ASEOF || lt_write_fail=1
590#! $SHELL
591# Generated by $as_me.
592$2
593SHELL=\${CONFIG_SHELL-$SHELL}
594export SHELL
595_ASEOF
596cat >>$1 <<\_ASEOF || lt_write_fail=1
597AS_SHELL_SANITIZE
598_AS_PREPARE
599exec AS_MESSAGE_FD>&1
600_ASEOF
601test $lt_write_fail = 0 && chmod +x $1[]dnl
602m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
603
604# LT_OUTPUT
605# ---------
606# This macro allows early generation of the libtool script (before
607# AC_OUTPUT is called), incase it is used in configure for compilation
608# tests.
609AC_DEFUN([LT_OUTPUT],
610[: ${CONFIG_LT=./config.lt}
611AC_MSG_NOTICE([creating $CONFIG_LT])
612_LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
613[# Run this file to recreate a libtool stub with the current configuration.])
614
615cat >>"$CONFIG_LT" <<\_LTEOF
616lt_cl_silent=false
617exec AS_MESSAGE_LOG_FD>>config.log
618{
619  echo
620  AS_BOX([Running $as_me.])
621} >&AS_MESSAGE_LOG_FD
622
623lt_cl_help="\
624\`$as_me' creates a local libtool stub from the current configuration,
625for use in further configure time tests before the real libtool is
626generated.
627
628Usage: $[0] [[OPTIONS]]
629
630  -h, --help      print this help, then exit
631  -V, --version   print version number, then exit
632  -q, --quiet     do not print progress messages
633  -d, --debug     don't remove temporary files
634
635Report bugs to <bug-libtool@gnu.org>."
636
637lt_cl_version="\
638m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
639m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
640configured by $[0], generated by m4_PACKAGE_STRING.
641
642Copyright (C) 2011 Free Software Foundation, Inc.
643This config.lt script is free software; the Free Software Foundation
644gives unlimited permision to copy, distribute and modify it."
645
646while test $[#] != 0
647do
648  case $[1] in
649    --version | --v* | -V )
650      echo "$lt_cl_version"; exit 0 ;;
651    --help | --h* | -h )
652      echo "$lt_cl_help"; exit 0 ;;
653    --debug | --d* | -d )
654      debug=: ;;
655    --quiet | --q* | --silent | --s* | -q )
656      lt_cl_silent=: ;;
657
658    -*) AC_MSG_ERROR([unrecognized option: $[1]
659Try \`$[0] --help' for more information.]) ;;
660
661    *) AC_MSG_ERROR([unrecognized argument: $[1]
662Try \`$[0] --help' for more information.]) ;;
663  esac
664  shift
665done
666
667if $lt_cl_silent; then
668  exec AS_MESSAGE_FD>/dev/null
669fi
670_LTEOF
671
672cat >>"$CONFIG_LT" <<_LTEOF
673_LT_OUTPUT_LIBTOOL_COMMANDS_INIT
674_LTEOF
675
676cat >>"$CONFIG_LT" <<\_LTEOF
677AC_MSG_NOTICE([creating $ofile])
678_LT_OUTPUT_LIBTOOL_COMMANDS
679AS_EXIT(0)
680_LTEOF
681chmod +x "$CONFIG_LT"
682
683# configure is writing to config.log, but config.lt does its own redirection,
684# appending to config.log, which fails on DOS, as config.log is still kept
685# open by configure.  Here we exec the FD to /dev/null, effectively closing
686# config.log, so it can be properly (re)opened and appended to by config.lt.
687lt_cl_success=:
688test "$silent" = yes &&
689  lt_config_lt_args="$lt_config_lt_args --quiet"
690exec AS_MESSAGE_LOG_FD>/dev/null
691$SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
692exec AS_MESSAGE_LOG_FD>>config.log
693$lt_cl_success || AS_EXIT(1)
694])# LT_OUTPUT
695
696
697# _LT_CONFIG(TAG)
698# ---------------
699# If TAG is the built-in tag, create an initial libtool script with a
700# default configuration from the untagged config vars.  Otherwise add code
701# to config.status for appending the configuration named by TAG from the
702# matching tagged config vars.
703m4_defun([_LT_CONFIG],
704[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
705_LT_CONFIG_SAVE_COMMANDS([
706  m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
707  m4_if(_LT_TAG, [C], [
708    # See if we are running on zsh, and set the options which allow our
709    # commands through without removal of \ escapes.
710    if test -n "${ZSH_VERSION+set}" ; then
711      setopt NO_GLOB_SUBST
712    fi
713
714    cfgfile="${ofile}T"
715    trap "$RM \"$cfgfile\"; exit 1" 1 2 15
716    $RM "$cfgfile"
717
718    cat <<_LT_EOF >> "$cfgfile"
719#! $SHELL
720
721# `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
722# Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
723# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
724# NOTE: Changes made to this file will be lost: look at ltmain.sh.
725#
726_LT_COPYING
727_LT_LIBTOOL_TAGS
728
729# ### BEGIN LIBTOOL CONFIG
730_LT_LIBTOOL_CONFIG_VARS
731_LT_LIBTOOL_TAG_VARS
732# ### END LIBTOOL CONFIG
733
734_LT_EOF
735
736  case $host_os in
737  aix3*)
738    cat <<\_LT_EOF >> "$cfgfile"
739# AIX sometimes has problems with the GCC collect2 program.  For some
740# reason, if we set the COLLECT_NAMES environment variable, the problems
741# vanish in a puff of smoke.
742if test "X${COLLECT_NAMES+set}" != Xset; then
743  COLLECT_NAMES=
744  export COLLECT_NAMES
745fi
746_LT_EOF
747    ;;
748  esac
749
750  _LT_PROG_LTMAIN
751
752  # We use sed instead of cat because bash on DJGPP gets confused if
753  # if finds mixed CR/LF and LF-only lines.  Since sed operates in
754  # text mode, it properly converts lines to CR/LF.  This bash problem
755  # is reportedly fixed, but why not run on old versions too?
756  sed '$q' "$ltmain" >> "$cfgfile" \
757     || (rm -f "$cfgfile"; exit 1)
758
759  _LT_PROG_REPLACE_SHELLFNS
760
761   mv -f "$cfgfile" "$ofile" ||
762    (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
763  chmod +x "$ofile"
764],
765[cat <<_LT_EOF >> "$ofile"
766
767dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
768dnl in a comment (ie after a #).
769# ### BEGIN LIBTOOL TAG CONFIG: $1
770_LT_LIBTOOL_TAG_VARS(_LT_TAG)
771# ### END LIBTOOL TAG CONFIG: $1
772_LT_EOF
773])dnl /m4_if
774],
775[m4_if([$1], [], [
776    PACKAGE='$PACKAGE'
777    VERSION='$VERSION'
778    TIMESTAMP='$TIMESTAMP'
779    RM='$RM'
780    ofile='$ofile'], [])
781])dnl /_LT_CONFIG_SAVE_COMMANDS
782])# _LT_CONFIG
783
784
785# LT_SUPPORTED_TAG(TAG)
786# ---------------------
787# Trace this macro to discover what tags are supported by the libtool
788# --tag option, using:
789#    autoconf --trace 'LT_SUPPORTED_TAG:$1'
790AC_DEFUN([LT_SUPPORTED_TAG], [])
791
792
793# C support is built-in for now
794m4_define([_LT_LANG_C_enabled], [])
795m4_define([_LT_TAGS], [])
796
797
798# LT_LANG(LANG)
799# -------------
800# Enable libtool support for the given language if not already enabled.
801AC_DEFUN([LT_LANG],
802[AC_BEFORE([$0], [LT_OUTPUT])dnl
803m4_case([$1],
804  [C],			[_LT_LANG(C)],
805  [C++],		[_LT_LANG(CXX)],
806  [Go],			[_LT_LANG(GO)],
807  [Java],		[_LT_LANG(GCJ)],
808  [Fortran 77],		[_LT_LANG(F77)],
809  [Fortran],		[_LT_LANG(FC)],
810  [Windows Resource],	[_LT_LANG(RC)],
811  [m4_ifdef([_LT_LANG_]$1[_CONFIG],
812    [_LT_LANG($1)],
813    [m4_fatal([$0: unsupported language: "$1"])])])dnl
814])# LT_LANG
815
816
817# _LT_LANG(LANGNAME)
818# ------------------
819m4_defun([_LT_LANG],
820[m4_ifdef([_LT_LANG_]$1[_enabled], [],
821  [LT_SUPPORTED_TAG([$1])dnl
822  m4_append([_LT_TAGS], [$1 ])dnl
823  m4_define([_LT_LANG_]$1[_enabled], [])dnl
824  _LT_LANG_$1_CONFIG($1)])dnl
825])# _LT_LANG
826
827
828m4_ifndef([AC_PROG_GO], [
829############################################################
830# NOTE: This macro has been submitted for inclusion into   #
831#  GNU Autoconf as AC_PROG_GO.  When it is available in    #
832#  a released version of Autoconf we should remove this    #
833#  macro and use it instead.                               #
834############################################################
835m4_defun([AC_PROG_GO],
836[AC_LANG_PUSH(Go)dnl
837AC_ARG_VAR([GOC],     [Go compiler command])dnl
838AC_ARG_VAR([GOFLAGS], [Go compiler flags])dnl
839_AC_ARG_VAR_LDFLAGS()dnl
840AC_CHECK_TOOL(GOC, gccgo)
841if test -z "$GOC"; then
842  if test -n "$ac_tool_prefix"; then
843    AC_CHECK_PROG(GOC, [${ac_tool_prefix}gccgo], [${ac_tool_prefix}gccgo])
844  fi
845fi
846if test -z "$GOC"; then
847  AC_CHECK_PROG(GOC, gccgo, gccgo, false)
848fi
849])#m4_defun
850])#m4_ifndef
851
852
853# _LT_LANG_DEFAULT_CONFIG
854# -----------------------
855m4_defun([_LT_LANG_DEFAULT_CONFIG],
856[AC_PROVIDE_IFELSE([AC_PROG_CXX],
857  [LT_LANG(CXX)],
858  [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
859
860AC_PROVIDE_IFELSE([AC_PROG_F77],
861  [LT_LANG(F77)],
862  [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
863
864AC_PROVIDE_IFELSE([AC_PROG_FC],
865  [LT_LANG(FC)],
866  [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
867
868dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
869dnl pulling things in needlessly.
870AC_PROVIDE_IFELSE([AC_PROG_GCJ],
871  [LT_LANG(GCJ)],
872  [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
873    [LT_LANG(GCJ)],
874    [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
875      [LT_LANG(GCJ)],
876      [m4_ifdef([AC_PROG_GCJ],
877	[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
878       m4_ifdef([A][M_PROG_GCJ],
879	[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
880       m4_ifdef([LT_PROG_GCJ],
881	[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
882
883AC_PROVIDE_IFELSE([AC_PROG_GO],
884  [LT_LANG(GO)],
885  [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
886
887AC_PROVIDE_IFELSE([LT_PROG_RC],
888  [LT_LANG(RC)],
889  [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
890])# _LT_LANG_DEFAULT_CONFIG
891
892# Obsolete macros:
893AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
894AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
895AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
896AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
897AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
898dnl aclocal-1.4 backwards compatibility:
899dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
900dnl AC_DEFUN([AC_LIBTOOL_F77], [])
901dnl AC_DEFUN([AC_LIBTOOL_FC], [])
902dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
903dnl AC_DEFUN([AC_LIBTOOL_RC], [])
904
905
906# _LT_TAG_COMPILER
907# ----------------
908m4_defun([_LT_TAG_COMPILER],
909[AC_REQUIRE([AC_PROG_CC])dnl
910
911_LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
912_LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
913_LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
914_LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
915
916# If no C compiler was specified, use CC.
917LTCC=${LTCC-"$CC"}
918
919# If no C compiler flags were specified, use CFLAGS.
920LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
921
922# Allow CC to be a program name with arguments.
923compiler=$CC
924])# _LT_TAG_COMPILER
925
926
927# _LT_COMPILER_BOILERPLATE
928# ------------------------
929# Check for compiler boilerplate output or warnings with
930# the simple compiler test code.
931m4_defun([_LT_COMPILER_BOILERPLATE],
932[m4_require([_LT_DECL_SED])dnl
933ac_outfile=conftest.$ac_objext
934echo "$lt_simple_compile_test_code" >conftest.$ac_ext
935eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
936_lt_compiler_boilerplate=`cat conftest.err`
937$RM conftest*
938])# _LT_COMPILER_BOILERPLATE
939
940
941# _LT_LINKER_BOILERPLATE
942# ----------------------
943# Check for linker boilerplate output or warnings with
944# the simple link test code.
945m4_defun([_LT_LINKER_BOILERPLATE],
946[m4_require([_LT_DECL_SED])dnl
947ac_outfile=conftest.$ac_objext
948echo "$lt_simple_link_test_code" >conftest.$ac_ext
949eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
950_lt_linker_boilerplate=`cat conftest.err`
951$RM -r conftest*
952])# _LT_LINKER_BOILERPLATE
953
954# _LT_REQUIRED_DARWIN_CHECKS
955# -------------------------
956m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
957  case $host_os in
958    rhapsody* | darwin*)
959    AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
960    AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
961    AC_CHECK_TOOL([LIPO], [lipo], [:])
962    AC_CHECK_TOOL([OTOOL], [otool], [:])
963    AC_CHECK_TOOL([OTOOL64], [otool64], [:])
964    _LT_DECL([], [DSYMUTIL], [1],
965      [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
966    _LT_DECL([], [NMEDIT], [1],
967      [Tool to change global to local symbols on Mac OS X])
968    _LT_DECL([], [LIPO], [1],
969      [Tool to manipulate fat objects and archives on Mac OS X])
970    _LT_DECL([], [OTOOL], [1],
971      [ldd/readelf like tool for Mach-O binaries on Mac OS X])
972    _LT_DECL([], [OTOOL64], [1],
973      [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
974
975    AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
976      [lt_cv_apple_cc_single_mod=no
977      if test -z "${LT_MULTI_MODULE}"; then
978	# By default we will add the -single_module flag. You can override
979	# by either setting the environment variable LT_MULTI_MODULE
980	# non-empty at configure time, or by adding -multi_module to the
981	# link flags.
982	rm -rf libconftest.dylib*
983	echo "int foo(void){return 1;}" > conftest.c
984	echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
985-dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
986	$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
987	  -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
988        _lt_result=$?
989	# If there is a non-empty error log, and "single_module"
990	# appears in it, assume the flag caused a linker warning
991        if test -s conftest.err && $GREP single_module conftest.err; then
992	  cat conftest.err >&AS_MESSAGE_LOG_FD
993	# Otherwise, if the output was created with a 0 exit code from
994	# the compiler, it worked.
995	elif test -f libconftest.dylib && test $_lt_result -eq 0; then
996	  lt_cv_apple_cc_single_mod=yes
997	else
998	  cat conftest.err >&AS_MESSAGE_LOG_FD
999	fi
1000	rm -rf libconftest.dylib*
1001	rm -f conftest.*
1002      fi])
1003
1004    AC_CACHE_CHECK([for -exported_symbols_list linker flag],
1005      [lt_cv_ld_exported_symbols_list],
1006      [lt_cv_ld_exported_symbols_list=no
1007      save_LDFLAGS=$LDFLAGS
1008      echo "_main" > conftest.sym
1009      LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
1010      AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
1011	[lt_cv_ld_exported_symbols_list=yes],
1012	[lt_cv_ld_exported_symbols_list=no])
1013	LDFLAGS="$save_LDFLAGS"
1014    ])
1015
1016    AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
1017      [lt_cv_ld_force_load=no
1018      cat > conftest.c << _LT_EOF
1019int forced_loaded() { return 2;}
1020_LT_EOF
1021      echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
1022      $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
1023      echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
1024      $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
1025      echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
1026      $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
1027      cat > conftest.c << _LT_EOF
1028int main() { return 0;}
1029_LT_EOF
1030      echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
1031      $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
1032      _lt_result=$?
1033      if test -s conftest.err && $GREP force_load conftest.err; then
1034	cat conftest.err >&AS_MESSAGE_LOG_FD
1035      elif test -f conftest && test $_lt_result -eq 0 && $GREP forced_load conftest >/dev/null 2>&1 ; then
1036	lt_cv_ld_force_load=yes
1037      else
1038	cat conftest.err >&AS_MESSAGE_LOG_FD
1039      fi
1040        rm -f conftest.err libconftest.a conftest conftest.c
1041        rm -rf conftest.dSYM
1042    ])
1043    case $host_os in
1044    rhapsody* | darwin1.[[012]])
1045      _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
1046    darwin1.*)
1047      _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1048    darwin*) # darwin 5.x on
1049      # if running on 10.5 or later, the deployment target defaults
1050      # to the OS version, if on x86, and 10.4, the deployment
1051      # target defaults to 10.4. Don't you love it?
1052      case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1053	10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1054	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1055	10.[[012]]*)
1056	  _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1057	10.*)
1058	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1059      esac
1060    ;;
1061  esac
1062    if test "$lt_cv_apple_cc_single_mod" = "yes"; then
1063      _lt_dar_single_mod='$single_module'
1064    fi
1065    if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
1066      _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
1067    else
1068      _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
1069    fi
1070    if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
1071      _lt_dsymutil='~$DSYMUTIL $lib || :'
1072    else
1073      _lt_dsymutil=
1074    fi
1075    ;;
1076  esac
1077])
1078
1079
1080# _LT_DARWIN_LINKER_FEATURES([TAG])
1081# ---------------------------------
1082# Checks for linker and compiler features on darwin
1083m4_defun([_LT_DARWIN_LINKER_FEATURES],
1084[
1085  m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1086  _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1087  _LT_TAGVAR(hardcode_direct, $1)=no
1088  _LT_TAGVAR(hardcode_automatic, $1)=yes
1089  _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1090  if test "$lt_cv_ld_force_load" = "yes"; then
1091    _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1092    m4_case([$1], [F77], [_LT_TAGVAR(compiler_needs_object, $1)=yes],
1093                  [FC],  [_LT_TAGVAR(compiler_needs_object, $1)=yes])
1094  else
1095    _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1096  fi
1097  _LT_TAGVAR(link_all_deplibs, $1)=yes
1098  _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
1099  case $cc_basename in
1100     ifort*) _lt_dar_can_shared=yes ;;
1101     *) _lt_dar_can_shared=$GCC ;;
1102  esac
1103  if test "$_lt_dar_can_shared" = "yes"; then
1104    output_verbose_link_cmd=func_echo_all
1105    _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
1106    _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
1107    _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
1108    _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
1109    m4_if([$1], [CXX],
1110[   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
1111      _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
1112      _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
1113    fi
1114],[])
1115  else
1116  _LT_TAGVAR(ld_shlibs, $1)=no
1117  fi
1118])
1119
1120# _LT_SYS_MODULE_PATH_AIX([TAGNAME])
1121# ----------------------------------
1122# Links a minimal program and checks the executable
1123# for the system default hardcoded library path. In most cases,
1124# this is /usr/lib:/lib, but when the MPI compilers are used
1125# the location of the communication and MPI libs are included too.
1126# If we don't find anything, use the default library path according
1127# to the aix ld manual.
1128# Store the results from the different compilers for each TAGNAME.
1129# Allow to override them for all tags through lt_cv_aix_libpath.
1130m4_defun([_LT_SYS_MODULE_PATH_AIX],
1131[m4_require([_LT_DECL_SED])dnl
1132if test "${lt_cv_aix_libpath+set}" = set; then
1133  aix_libpath=$lt_cv_aix_libpath
1134else
1135  AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])],
1136  [AC_LINK_IFELSE([AC_LANG_PROGRAM],[
1137  lt_aix_libpath_sed='[
1138      /Import File Strings/,/^$/ {
1139	  /^0/ {
1140	      s/^0  *\([^ ]*\) *$/\1/
1141	      p
1142	  }
1143      }]'
1144  _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1145  # Check for a 64-bit object if we didn't find anything.
1146  if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1147    _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1148  fi],[])
1149  if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1150    _LT_TAGVAR([lt_cv_aix_libpath_], [$1])="/usr/lib:/lib"
1151  fi
1152  ])
1153  aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])
1154fi
1155])# _LT_SYS_MODULE_PATH_AIX
1156
1157
1158# _LT_SHELL_INIT(ARG)
1159# -------------------
1160m4_define([_LT_SHELL_INIT],
1161[m4_divert_text([M4SH-INIT], [$1
1162])])# _LT_SHELL_INIT
1163
1164
1165
1166# _LT_PROG_ECHO_BACKSLASH
1167# -----------------------
1168# Find how we can fake an echo command that does not interpret backslash.
1169# In particular, with Autoconf 2.60 or later we add some code to the start
1170# of the generated configure script which will find a shell with a builtin
1171# printf (which we can use as an echo command).
1172m4_defun([_LT_PROG_ECHO_BACKSLASH],
1173[ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1174ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1175ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1176
1177AC_MSG_CHECKING([how to print strings])
1178# Test print first, because it will be a builtin if present.
1179if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
1180   test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1181  ECHO='print -r --'
1182elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1183  ECHO='printf %s\n'
1184else
1185  # Use this function as a fallback that always works.
1186  func_fallback_echo ()
1187  {
1188    eval 'cat <<_LTECHO_EOF
1189$[]1
1190_LTECHO_EOF'
1191  }
1192  ECHO='func_fallback_echo'
1193fi
1194
1195# func_echo_all arg...
1196# Invoke $ECHO with all args, space-separated.
1197func_echo_all ()
1198{
1199    $ECHO "$*"
1200}
1201
1202case "$ECHO" in
1203  printf*) AC_MSG_RESULT([printf]) ;;
1204  print*) AC_MSG_RESULT([print -r]) ;;
1205  *) AC_MSG_RESULT([cat]) ;;
1206esac
1207
1208m4_ifdef([_AS_DETECT_SUGGESTED],
1209[_AS_DETECT_SUGGESTED([
1210  test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1211    ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1212    ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1213    ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1214    PATH=/empty FPATH=/empty; export PATH FPATH
1215    test "X`printf %s $ECHO`" = "X$ECHO" \
1216      || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1217
1218_LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1219_LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1220])# _LT_PROG_ECHO_BACKSLASH
1221
1222
1223# _LT_WITH_SYSROOT
1224# ----------------
1225AC_DEFUN([_LT_WITH_SYSROOT],
1226[AC_MSG_CHECKING([for sysroot])
1227AC_ARG_WITH([sysroot],
1228[  --with-sysroot[=DIR] Search for dependent libraries within DIR
1229                        (or the compiler's sysroot if not specified).],
1230[], [with_sysroot=no])
1231
1232dnl lt_sysroot will always be passed unquoted.  We quote it here
1233dnl in case the user passed a directory name.
1234lt_sysroot=
1235case ${with_sysroot} in #(
1236 yes)
1237   if test "$GCC" = yes; then
1238     lt_sysroot=`$CC --print-sysroot 2>/dev/null`
1239   fi
1240   ;; #(
1241 /*)
1242   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
1243   ;; #(
1244 no|'')
1245   ;; #(
1246 *)
1247   AC_MSG_RESULT([${with_sysroot}])
1248   AC_MSG_ERROR([The sysroot must be an absolute path.])
1249   ;;
1250esac
1251
1252 AC_MSG_RESULT([${lt_sysroot:-no}])
1253_LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl
1254[dependent libraries, and in which our libraries should be installed.])])
1255
1256# _LT_ENABLE_LOCK
1257# ---------------
1258m4_defun([_LT_ENABLE_LOCK],
1259[AC_ARG_ENABLE([libtool-lock],
1260  [AS_HELP_STRING([--disable-libtool-lock],
1261    [avoid locking (might break parallel builds)])])
1262test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
1263
1264# Some flags need to be propagated to the compiler or linker for good
1265# libtool support.
1266case $host in
1267ia64-*-hpux*)
1268  # Find out which ABI we are using.
1269  echo 'int i;' > conftest.$ac_ext
1270  if AC_TRY_EVAL(ac_compile); then
1271    case `/usr/bin/file conftest.$ac_objext` in
1272      *ELF-32*)
1273	HPUX_IA64_MODE="32"
1274	;;
1275      *ELF-64*)
1276	HPUX_IA64_MODE="64"
1277	;;
1278    esac
1279  fi
1280  rm -rf conftest*
1281  ;;
1282*-*-irix6*)
1283  # Find out which ABI we are using.
1284  echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1285  if AC_TRY_EVAL(ac_compile); then
1286    if test "$lt_cv_prog_gnu_ld" = yes; then
1287      case `/usr/bin/file conftest.$ac_objext` in
1288	*32-bit*)
1289	  LD="${LD-ld} -melf32bsmip"
1290	  ;;
1291	*N32*)
1292	  LD="${LD-ld} -melf32bmipn32"
1293	  ;;
1294	*64-bit*)
1295	  LD="${LD-ld} -melf64bmip"
1296	;;
1297      esac
1298    else
1299      case `/usr/bin/file conftest.$ac_objext` in
1300	*32-bit*)
1301	  LD="${LD-ld} -32"
1302	  ;;
1303	*N32*)
1304	  LD="${LD-ld} -n32"
1305	  ;;
1306	*64-bit*)
1307	  LD="${LD-ld} -64"
1308	  ;;
1309      esac
1310    fi
1311  fi
1312  rm -rf conftest*
1313  ;;
1314
1315x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
1316s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1317  # Find out which ABI we are using.
1318  echo 'int i;' > conftest.$ac_ext
1319  if AC_TRY_EVAL(ac_compile); then
1320    case `/usr/bin/file conftest.o` in
1321      *32-bit*)
1322	case $host in
1323	  x86_64-*kfreebsd*-gnu)
1324	    LD="${LD-ld} -m elf_i386_fbsd"
1325	    ;;
1326	  x86_64-*linux*)
1327	    LD="${LD-ld} -m elf_i386"
1328	    ;;
1329	  ppc64-*linux*|powerpc64-*linux*)
1330	    LD="${LD-ld} -m elf32ppclinux"
1331	    ;;
1332	  s390x-*linux*)
1333	    LD="${LD-ld} -m elf_s390"
1334	    ;;
1335	  sparc64-*linux*)
1336	    LD="${LD-ld} -m elf32_sparc"
1337	    ;;
1338	esac
1339	;;
1340      *64-bit*)
1341	case $host in
1342	  x86_64-*kfreebsd*-gnu)
1343	    LD="${LD-ld} -m elf_x86_64_fbsd"
1344	    ;;
1345	  x86_64-*linux*)
1346	    LD="${LD-ld} -m elf_x86_64"
1347	    ;;
1348	  ppc*-*linux*|powerpc*-*linux*)
1349	    LD="${LD-ld} -m elf64ppc"
1350	    ;;
1351	  s390*-*linux*|s390*-*tpf*)
1352	    LD="${LD-ld} -m elf64_s390"
1353	    ;;
1354	  sparc*-*linux*)
1355	    LD="${LD-ld} -m elf64_sparc"
1356	    ;;
1357	esac
1358	;;
1359    esac
1360  fi
1361  rm -rf conftest*
1362  ;;
1363
1364*-*-sco3.2v5*)
1365  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1366  SAVE_CFLAGS="$CFLAGS"
1367  CFLAGS="$CFLAGS -belf"
1368  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1369    [AC_LANG_PUSH(C)
1370     AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1371     AC_LANG_POP])
1372  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
1373    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1374    CFLAGS="$SAVE_CFLAGS"
1375  fi
1376  ;;
1377*-*solaris*)
1378  # Find out which ABI we are using.
1379  echo 'int i;' > conftest.$ac_ext
1380  if AC_TRY_EVAL(ac_compile); then
1381    case `/usr/bin/file conftest.o` in
1382    *64-bit*)
1383      case $lt_cv_prog_gnu_ld in
1384      yes*)
1385        case $host in
1386        i?86-*-solaris*)
1387          LD="${LD-ld} -m elf_x86_64"
1388          ;;
1389        sparc*-*-solaris*)
1390          LD="${LD-ld} -m elf64_sparc"
1391          ;;
1392        esac
1393        # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
1394        if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
1395          LD="${LD-ld}_sol2"
1396        fi
1397        ;;
1398      *)
1399	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1400	  LD="${LD-ld} -64"
1401	fi
1402	;;
1403      esac
1404      ;;
1405    esac
1406  fi
1407  rm -rf conftest*
1408  ;;
1409esac
1410
1411need_locks="$enable_libtool_lock"
1412])# _LT_ENABLE_LOCK
1413
1414
1415# _LT_PROG_AR
1416# -----------
1417m4_defun([_LT_PROG_AR],
1418[AC_CHECK_TOOLS(AR, [ar], false)
1419: ${AR=ar}
1420: ${AR_FLAGS=cru}
1421_LT_DECL([], [AR], [1], [The archiver])
1422_LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
1423
1424AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
1425  [lt_cv_ar_at_file=no
1426   AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
1427     [echo conftest.$ac_objext > conftest.lst
1428      lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD'
1429      AC_TRY_EVAL([lt_ar_try])
1430      if test "$ac_status" -eq 0; then
1431	# Ensure the archiver fails upon bogus file names.
1432	rm -f conftest.$ac_objext libconftest.a
1433	AC_TRY_EVAL([lt_ar_try])
1434	if test "$ac_status" -ne 0; then
1435          lt_cv_ar_at_file=@
1436        fi
1437      fi
1438      rm -f conftest.* libconftest.a
1439     ])
1440  ])
1441
1442if test "x$lt_cv_ar_at_file" = xno; then
1443  archiver_list_spec=
1444else
1445  archiver_list_spec=$lt_cv_ar_at_file
1446fi
1447_LT_DECL([], [archiver_list_spec], [1],
1448  [How to feed a file listing to the archiver])
1449])# _LT_PROG_AR
1450
1451
1452# _LT_CMD_OLD_ARCHIVE
1453# -------------------
1454m4_defun([_LT_CMD_OLD_ARCHIVE],
1455[_LT_PROG_AR
1456
1457AC_CHECK_TOOL(STRIP, strip, :)
1458test -z "$STRIP" && STRIP=:
1459_LT_DECL([], [STRIP], [1], [A symbol stripping program])
1460
1461AC_CHECK_TOOL(RANLIB, ranlib, :)
1462test -z "$RANLIB" && RANLIB=:
1463_LT_DECL([], [RANLIB], [1],
1464    [Commands used to install an old-style archive])
1465
1466# Determine commands to create old-style static archives.
1467old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1468old_postinstall_cmds='chmod 644 $oldlib'
1469old_postuninstall_cmds=
1470
1471if test -n "$RANLIB"; then
1472  case $host_os in
1473  openbsd*)
1474    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
1475    ;;
1476  *)
1477    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
1478    ;;
1479  esac
1480  old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
1481fi
1482
1483case $host_os in
1484  darwin*)
1485    lock_old_archive_extraction=yes ;;
1486  *)
1487    lock_old_archive_extraction=no ;;
1488esac
1489_LT_DECL([], [old_postinstall_cmds], [2])
1490_LT_DECL([], [old_postuninstall_cmds], [2])
1491_LT_TAGDECL([], [old_archive_cmds], [2],
1492    [Commands used to build an old-style archive])
1493_LT_DECL([], [lock_old_archive_extraction], [0],
1494    [Whether to use a lock for old archive extraction])
1495])# _LT_CMD_OLD_ARCHIVE
1496
1497
1498# _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1499#		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1500# ----------------------------------------------------------------
1501# Check whether the given compiler option works
1502AC_DEFUN([_LT_COMPILER_OPTION],
1503[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1504m4_require([_LT_DECL_SED])dnl
1505AC_CACHE_CHECK([$1], [$2],
1506  [$2=no
1507   m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1508   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1509   lt_compiler_flag="$3"
1510   # Insert the option either (1) after the last *FLAGS variable, or
1511   # (2) before a word containing "conftest.", or (3) at the end.
1512   # Note that $ac_compile itself does not contain backslashes and begins
1513   # with a dollar sign (not a hyphen), so the echo should work correctly.
1514   # The option is referenced via a variable to avoid confusing sed.
1515   lt_compile=`echo "$ac_compile" | $SED \
1516   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1517   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1518   -e 's:$: $lt_compiler_flag:'`
1519   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1520   (eval "$lt_compile" 2>conftest.err)
1521   ac_status=$?
1522   cat conftest.err >&AS_MESSAGE_LOG_FD
1523   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1524   if (exit $ac_status) && test -s "$ac_outfile"; then
1525     # The compiler can only warn and ignore the option if not recognized
1526     # So say no if there are warnings other than the usual output.
1527     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1528     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1529     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1530       $2=yes
1531     fi
1532   fi
1533   $RM conftest*
1534])
1535
1536if test x"[$]$2" = xyes; then
1537    m4_if([$5], , :, [$5])
1538else
1539    m4_if([$6], , :, [$6])
1540fi
1541])# _LT_COMPILER_OPTION
1542
1543# Old name:
1544AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1545dnl aclocal-1.4 backwards compatibility:
1546dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1547
1548
1549# _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1550#                  [ACTION-SUCCESS], [ACTION-FAILURE])
1551# ----------------------------------------------------
1552# Check whether the given linker option works
1553AC_DEFUN([_LT_LINKER_OPTION],
1554[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1555m4_require([_LT_DECL_SED])dnl
1556AC_CACHE_CHECK([$1], [$2],
1557  [$2=no
1558   save_LDFLAGS="$LDFLAGS"
1559   LDFLAGS="$LDFLAGS $3"
1560   echo "$lt_simple_link_test_code" > conftest.$ac_ext
1561   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1562     # The linker can only warn and ignore the option if not recognized
1563     # So say no if there are warnings
1564     if test -s conftest.err; then
1565       # Append any errors to the config.log.
1566       cat conftest.err 1>&AS_MESSAGE_LOG_FD
1567       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1568       $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1569       if diff conftest.exp conftest.er2 >/dev/null; then
1570         $2=yes
1571       fi
1572     else
1573       $2=yes
1574     fi
1575   fi
1576   $RM -r conftest*
1577   LDFLAGS="$save_LDFLAGS"
1578])
1579
1580if test x"[$]$2" = xyes; then
1581    m4_if([$4], , :, [$4])
1582else
1583    m4_if([$5], , :, [$5])
1584fi
1585])# _LT_LINKER_OPTION
1586
1587# Old name:
1588AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1589dnl aclocal-1.4 backwards compatibility:
1590dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1591
1592
1593# LT_CMD_MAX_LEN
1594#---------------
1595AC_DEFUN([LT_CMD_MAX_LEN],
1596[AC_REQUIRE([AC_CANONICAL_HOST])dnl
1597# find the maximum length of command line arguments
1598AC_MSG_CHECKING([the maximum length of command line arguments])
1599AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1600  i=0
1601  teststring="ABCD"
1602
1603  case $build_os in
1604  msdosdjgpp*)
1605    # On DJGPP, this test can blow up pretty badly due to problems in libc
1606    # (any single argument exceeding 2000 bytes causes a buffer overrun
1607    # during glob expansion).  Even if it were fixed, the result of this
1608    # check would be larger than it should be.
1609    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1610    ;;
1611
1612  gnu*)
1613    # Under GNU Hurd, this test is not required because there is
1614    # no limit to the length of command line arguments.
1615    # Libtool will interpret -1 as no limit whatsoever
1616    lt_cv_sys_max_cmd_len=-1;
1617    ;;
1618
1619  cygwin* | mingw* | cegcc*)
1620    # On Win9x/ME, this test blows up -- it succeeds, but takes
1621    # about 5 minutes as the teststring grows exponentially.
1622    # Worse, since 9x/ME are not pre-emptively multitasking,
1623    # you end up with a "frozen" computer, even though with patience
1624    # the test eventually succeeds (with a max line length of 256k).
1625    # Instead, let's just punt: use the minimum linelength reported by
1626    # all of the supported platforms: 8192 (on NT/2K/XP).
1627    lt_cv_sys_max_cmd_len=8192;
1628    ;;
1629
1630  mint*)
1631    # On MiNT this can take a long time and run out of memory.
1632    lt_cv_sys_max_cmd_len=8192;
1633    ;;
1634
1635  amigaos*)
1636    # On AmigaOS with pdksh, this test takes hours, literally.
1637    # So we just punt and use a minimum line length of 8192.
1638    lt_cv_sys_max_cmd_len=8192;
1639    ;;
1640
1641  netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
1642    # This has been around since 386BSD, at least.  Likely further.
1643    if test -x /sbin/sysctl; then
1644      lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1645    elif test -x /usr/sbin/sysctl; then
1646      lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1647    else
1648      lt_cv_sys_max_cmd_len=65536	# usable default for all BSDs
1649    fi
1650    # And add a safety zone
1651    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1652    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1653    ;;
1654
1655  interix*)
1656    # We know the value 262144 and hardcode it with a safety zone (like BSD)
1657    lt_cv_sys_max_cmd_len=196608
1658    ;;
1659
1660  os2*)
1661    # The test takes a long time on OS/2.
1662    lt_cv_sys_max_cmd_len=8192
1663    ;;
1664
1665  osf*)
1666    # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1667    # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1668    # nice to cause kernel panics so lets avoid the loop below.
1669    # First set a reasonable default.
1670    lt_cv_sys_max_cmd_len=16384
1671    #
1672    if test -x /sbin/sysconfig; then
1673      case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1674        *1*) lt_cv_sys_max_cmd_len=-1 ;;
1675      esac
1676    fi
1677    ;;
1678  sco3.2v5*)
1679    lt_cv_sys_max_cmd_len=102400
1680    ;;
1681  sysv5* | sco5v6* | sysv4.2uw2*)
1682    kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1683    if test -n "$kargmax"; then
1684      lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[	 ]]//'`
1685    else
1686      lt_cv_sys_max_cmd_len=32768
1687    fi
1688    ;;
1689  *)
1690    lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1691    if test -n "$lt_cv_sys_max_cmd_len"; then
1692      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1693      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1694    else
1695      # Make teststring a little bigger before we do anything with it.
1696      # a 1K string should be a reasonable start.
1697      for i in 1 2 3 4 5 6 7 8 ; do
1698        teststring=$teststring$teststring
1699      done
1700      SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1701      # If test is not a shell built-in, we'll probably end up computing a
1702      # maximum length that is only half of the actual maximum length, but
1703      # we can't tell.
1704      while { test "X"`env echo "$teststring$teststring" 2>/dev/null` \
1705	         = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1706	      test $i != 17 # 1/2 MB should be enough
1707      do
1708        i=`expr $i + 1`
1709        teststring=$teststring$teststring
1710      done
1711      # Only check the string length outside the loop.
1712      lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1713      teststring=
1714      # Add a significant safety factor because C++ compilers can tack on
1715      # massive amounts of additional arguments before passing them to the
1716      # linker.  It appears as though 1/2 is a usable value.
1717      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1718    fi
1719    ;;
1720  esac
1721])
1722if test -n $lt_cv_sys_max_cmd_len ; then
1723  AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1724else
1725  AC_MSG_RESULT(none)
1726fi
1727max_cmd_len=$lt_cv_sys_max_cmd_len
1728_LT_DECL([], [max_cmd_len], [0],
1729    [What is the maximum length of a command?])
1730])# LT_CMD_MAX_LEN
1731
1732# Old name:
1733AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1734dnl aclocal-1.4 backwards compatibility:
1735dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1736
1737
1738# _LT_HEADER_DLFCN
1739# ----------------
1740m4_defun([_LT_HEADER_DLFCN],
1741[AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1742])# _LT_HEADER_DLFCN
1743
1744
1745# _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1746#                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1747# ----------------------------------------------------------------
1748m4_defun([_LT_TRY_DLOPEN_SELF],
1749[m4_require([_LT_HEADER_DLFCN])dnl
1750if test "$cross_compiling" = yes; then :
1751  [$4]
1752else
1753  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1754  lt_status=$lt_dlunknown
1755  cat > conftest.$ac_ext <<_LT_EOF
1756[#line $LINENO "configure"
1757#include "confdefs.h"
1758
1759#if HAVE_DLFCN_H
1760#include <dlfcn.h>
1761#endif
1762
1763#include <stdio.h>
1764
1765#ifdef RTLD_GLOBAL
1766#  define LT_DLGLOBAL		RTLD_GLOBAL
1767#else
1768#  ifdef DL_GLOBAL
1769#    define LT_DLGLOBAL		DL_GLOBAL
1770#  else
1771#    define LT_DLGLOBAL		0
1772#  endif
1773#endif
1774
1775/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1776   find out it does not work in some platform. */
1777#ifndef LT_DLLAZY_OR_NOW
1778#  ifdef RTLD_LAZY
1779#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
1780#  else
1781#    ifdef DL_LAZY
1782#      define LT_DLLAZY_OR_NOW		DL_LAZY
1783#    else
1784#      ifdef RTLD_NOW
1785#        define LT_DLLAZY_OR_NOW	RTLD_NOW
1786#      else
1787#        ifdef DL_NOW
1788#          define LT_DLLAZY_OR_NOW	DL_NOW
1789#        else
1790#          define LT_DLLAZY_OR_NOW	0
1791#        endif
1792#      endif
1793#    endif
1794#  endif
1795#endif
1796
1797/* When -fvisbility=hidden is used, assume the code has been annotated
1798   correspondingly for the symbols needed.  */
1799#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1800int fnord () __attribute__((visibility("default")));
1801#endif
1802
1803int fnord () { return 42; }
1804int main ()
1805{
1806  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1807  int status = $lt_dlunknown;
1808
1809  if (self)
1810    {
1811      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1812      else
1813        {
1814	  if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1815          else puts (dlerror ());
1816	}
1817      /* dlclose (self); */
1818    }
1819  else
1820    puts (dlerror ());
1821
1822  return status;
1823}]
1824_LT_EOF
1825  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
1826    (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1827    lt_status=$?
1828    case x$lt_status in
1829      x$lt_dlno_uscore) $1 ;;
1830      x$lt_dlneed_uscore) $2 ;;
1831      x$lt_dlunknown|x*) $3 ;;
1832    esac
1833  else :
1834    # compilation failed
1835    $3
1836  fi
1837fi
1838rm -fr conftest*
1839])# _LT_TRY_DLOPEN_SELF
1840
1841
1842# LT_SYS_DLOPEN_SELF
1843# ------------------
1844AC_DEFUN([LT_SYS_DLOPEN_SELF],
1845[m4_require([_LT_HEADER_DLFCN])dnl
1846if test "x$enable_dlopen" != xyes; then
1847  enable_dlopen=unknown
1848  enable_dlopen_self=unknown
1849  enable_dlopen_self_static=unknown
1850else
1851  lt_cv_dlopen=no
1852  lt_cv_dlopen_libs=
1853
1854  case $host_os in
1855  beos*)
1856    lt_cv_dlopen="load_add_on"
1857    lt_cv_dlopen_libs=
1858    lt_cv_dlopen_self=yes
1859    ;;
1860
1861  mingw* | pw32* | cegcc*)
1862    lt_cv_dlopen="LoadLibrary"
1863    lt_cv_dlopen_libs=
1864    ;;
1865
1866  cygwin*)
1867    lt_cv_dlopen="dlopen"
1868    lt_cv_dlopen_libs=
1869    ;;
1870
1871  darwin*)
1872  # if libdl is installed we need to link against it
1873    AC_CHECK_LIB([dl], [dlopen],
1874		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
1875    lt_cv_dlopen="dyld"
1876    lt_cv_dlopen_libs=
1877    lt_cv_dlopen_self=yes
1878    ])
1879    ;;
1880
1881  *)
1882    AC_CHECK_FUNC([shl_load],
1883	  [lt_cv_dlopen="shl_load"],
1884      [AC_CHECK_LIB([dld], [shl_load],
1885	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
1886	[AC_CHECK_FUNC([dlopen],
1887	      [lt_cv_dlopen="dlopen"],
1888	  [AC_CHECK_LIB([dl], [dlopen],
1889		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
1890	    [AC_CHECK_LIB([svld], [dlopen],
1891		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
1892	      [AC_CHECK_LIB([dld], [dld_link],
1893		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
1894	      ])
1895	    ])
1896	  ])
1897	])
1898      ])
1899    ;;
1900  esac
1901
1902  if test "x$lt_cv_dlopen" != xno; then
1903    enable_dlopen=yes
1904  else
1905    enable_dlopen=no
1906  fi
1907
1908  case $lt_cv_dlopen in
1909  dlopen)
1910    save_CPPFLAGS="$CPPFLAGS"
1911    test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1912
1913    save_LDFLAGS="$LDFLAGS"
1914    wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1915
1916    save_LIBS="$LIBS"
1917    LIBS="$lt_cv_dlopen_libs $LIBS"
1918
1919    AC_CACHE_CHECK([whether a program can dlopen itself],
1920	  lt_cv_dlopen_self, [dnl
1921	  _LT_TRY_DLOPEN_SELF(
1922	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1923	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1924    ])
1925
1926    if test "x$lt_cv_dlopen_self" = xyes; then
1927      wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1928      AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1929	  lt_cv_dlopen_self_static, [dnl
1930	  _LT_TRY_DLOPEN_SELF(
1931	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1932	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
1933      ])
1934    fi
1935
1936    CPPFLAGS="$save_CPPFLAGS"
1937    LDFLAGS="$save_LDFLAGS"
1938    LIBS="$save_LIBS"
1939    ;;
1940  esac
1941
1942  case $lt_cv_dlopen_self in
1943  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1944  *) enable_dlopen_self=unknown ;;
1945  esac
1946
1947  case $lt_cv_dlopen_self_static in
1948  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1949  *) enable_dlopen_self_static=unknown ;;
1950  esac
1951fi
1952_LT_DECL([dlopen_support], [enable_dlopen], [0],
1953	 [Whether dlopen is supported])
1954_LT_DECL([dlopen_self], [enable_dlopen_self], [0],
1955	 [Whether dlopen of programs is supported])
1956_LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
1957	 [Whether dlopen of statically linked programs is supported])
1958])# LT_SYS_DLOPEN_SELF
1959
1960# Old name:
1961AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
1962dnl aclocal-1.4 backwards compatibility:
1963dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
1964
1965
1966# _LT_COMPILER_C_O([TAGNAME])
1967# ---------------------------
1968# Check to see if options -c and -o are simultaneously supported by compiler.
1969# This macro does not hard code the compiler like AC_PROG_CC_C_O.
1970m4_defun([_LT_COMPILER_C_O],
1971[m4_require([_LT_DECL_SED])dnl
1972m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1973m4_require([_LT_TAG_COMPILER])dnl
1974AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
1975  [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
1976  [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
1977   $RM -r conftest 2>/dev/null
1978   mkdir conftest
1979   cd conftest
1980   mkdir out
1981   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1982
1983   lt_compiler_flag="-o out/conftest2.$ac_objext"
1984   # Insert the option either (1) after the last *FLAGS variable, or
1985   # (2) before a word containing "conftest.", or (3) at the end.
1986   # Note that $ac_compile itself does not contain backslashes and begins
1987   # with a dollar sign (not a hyphen), so the echo should work correctly.
1988   lt_compile=`echo "$ac_compile" | $SED \
1989   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1990   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1991   -e 's:$: $lt_compiler_flag:'`
1992   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1993   (eval "$lt_compile" 2>out/conftest.err)
1994   ac_status=$?
1995   cat out/conftest.err >&AS_MESSAGE_LOG_FD
1996   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1997   if (exit $ac_status) && test -s out/conftest2.$ac_objext
1998   then
1999     # The compiler can only warn and ignore the option if not recognized
2000     # So say no if there are warnings
2001     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
2002     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
2003     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
2004       _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
2005     fi
2006   fi
2007   chmod u+w . 2>&AS_MESSAGE_LOG_FD
2008   $RM conftest*
2009   # SGI C++ compiler will create directory out/ii_files/ for
2010   # template instantiation
2011   test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
2012   $RM out/* && rmdir out
2013   cd ..
2014   $RM -r conftest
2015   $RM conftest*
2016])
2017_LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
2018	[Does compiler simultaneously support -c and -o options?])
2019])# _LT_COMPILER_C_O
2020
2021
2022# _LT_COMPILER_FILE_LOCKS([TAGNAME])
2023# ----------------------------------
2024# Check to see if we can do hard links to lock some files if needed
2025m4_defun([_LT_COMPILER_FILE_LOCKS],
2026[m4_require([_LT_ENABLE_LOCK])dnl
2027m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2028_LT_COMPILER_C_O([$1])
2029
2030hard_links="nottested"
2031if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
2032  # do not overwrite the value of need_locks provided by the user
2033  AC_MSG_CHECKING([if we can lock with hard links])
2034  hard_links=yes
2035  $RM conftest*
2036  ln conftest.a conftest.b 2>/dev/null && hard_links=no
2037  touch conftest.a
2038  ln conftest.a conftest.b 2>&5 || hard_links=no
2039  ln conftest.a conftest.b 2>/dev/null && hard_links=no
2040  AC_MSG_RESULT([$hard_links])
2041  if test "$hard_links" = no; then
2042    AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
2043    need_locks=warn
2044  fi
2045else
2046  need_locks=no
2047fi
2048_LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
2049])# _LT_COMPILER_FILE_LOCKS
2050
2051
2052# _LT_CHECK_OBJDIR
2053# ----------------
2054m4_defun([_LT_CHECK_OBJDIR],
2055[AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
2056[rm -f .libs 2>/dev/null
2057mkdir .libs 2>/dev/null
2058if test -d .libs; then
2059  lt_cv_objdir=.libs
2060else
2061  # MS-DOS does not allow filenames that begin with a dot.
2062  lt_cv_objdir=_libs
2063fi
2064rmdir .libs 2>/dev/null])
2065objdir=$lt_cv_objdir
2066_LT_DECL([], [objdir], [0],
2067         [The name of the directory that contains temporary libtool files])dnl
2068m4_pattern_allow([LT_OBJDIR])dnl
2069AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
2070  [Define to the sub-directory in which libtool stores uninstalled libraries.])
2071])# _LT_CHECK_OBJDIR
2072
2073
2074# _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
2075# --------------------------------------
2076# Check hardcoding attributes.
2077m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
2078[AC_MSG_CHECKING([how to hardcode library paths into programs])
2079_LT_TAGVAR(hardcode_action, $1)=
2080if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
2081   test -n "$_LT_TAGVAR(runpath_var, $1)" ||
2082   test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
2083
2084  # We can hardcode non-existent directories.
2085  if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
2086     # If the only mechanism to avoid hardcoding is shlibpath_var, we
2087     # have to relink, otherwise we might link with an installed library
2088     # when we should be linking with a yet-to-be-installed one
2089     ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
2090     test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
2091    # Linking always hardcodes the temporary library directory.
2092    _LT_TAGVAR(hardcode_action, $1)=relink
2093  else
2094    # We can link without hardcoding, and we can hardcode nonexisting dirs.
2095    _LT_TAGVAR(hardcode_action, $1)=immediate
2096  fi
2097else
2098  # We cannot hardcode anything, or else we can only hardcode existing
2099  # directories.
2100  _LT_TAGVAR(hardcode_action, $1)=unsupported
2101fi
2102AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
2103
2104if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
2105   test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
2106  # Fast installation is not supported
2107  enable_fast_install=no
2108elif test "$shlibpath_overrides_runpath" = yes ||
2109     test "$enable_shared" = no; then
2110  # Fast installation is not necessary
2111  enable_fast_install=needless
2112fi
2113_LT_TAGDECL([], [hardcode_action], [0],
2114    [How to hardcode a shared library path into an executable])
2115])# _LT_LINKER_HARDCODE_LIBPATH
2116
2117
2118# _LT_CMD_STRIPLIB
2119# ----------------
2120m4_defun([_LT_CMD_STRIPLIB],
2121[m4_require([_LT_DECL_EGREP])
2122striplib=
2123old_striplib=
2124AC_MSG_CHECKING([whether stripping libraries is possible])
2125if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2126  test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2127  test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2128  AC_MSG_RESULT([yes])
2129else
2130# FIXME - insert some real tests, host_os isn't really good enough
2131  case $host_os in
2132  darwin*)
2133    if test -n "$STRIP" ; then
2134      striplib="$STRIP -x"
2135      old_striplib="$STRIP -S"
2136      AC_MSG_RESULT([yes])
2137    else
2138      AC_MSG_RESULT([no])
2139    fi
2140    ;;
2141  *)
2142    AC_MSG_RESULT([no])
2143    ;;
2144  esac
2145fi
2146_LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2147_LT_DECL([], [striplib], [1])
2148])# _LT_CMD_STRIPLIB
2149
2150
2151# _LT_SYS_DYNAMIC_LINKER([TAG])
2152# -----------------------------
2153# PORTME Fill in your ld.so characteristics
2154m4_defun([_LT_SYS_DYNAMIC_LINKER],
2155[AC_REQUIRE([AC_CANONICAL_HOST])dnl
2156m4_require([_LT_DECL_EGREP])dnl
2157m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2158m4_require([_LT_DECL_OBJDUMP])dnl
2159m4_require([_LT_DECL_SED])dnl
2160m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2161AC_MSG_CHECKING([dynamic linker characteristics])
2162m4_if([$1],
2163	[], [
2164if test "$GCC" = yes; then
2165  case $host_os in
2166    darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
2167    *) lt_awk_arg="/^libraries:/" ;;
2168  esac
2169  case $host_os in
2170    mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
2171    *) lt_sed_strip_eq="s,=/,/,g" ;;
2172  esac
2173  lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2174  case $lt_search_path_spec in
2175  *\;*)
2176    # if the path contains ";" then we assume it to be the separator
2177    # otherwise default to the standard path separator (i.e. ":") - it is
2178    # assumed that no part of a normal pathname contains ";" but that should
2179    # okay in the real world where ";" in dirpaths is itself problematic.
2180    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2181    ;;
2182  *)
2183    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2184    ;;
2185  esac
2186  # Ok, now we have the path, separated by spaces, we can step through it
2187  # and add multilib dir if necessary.
2188  lt_tmp_lt_search_path_spec=
2189  lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2190  for lt_sys_path in $lt_search_path_spec; do
2191    if test -d "$lt_sys_path/$lt_multi_os_dir"; then
2192      lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
2193    else
2194      test -d "$lt_sys_path" && \
2195	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2196    fi
2197  done
2198  lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2199BEGIN {RS=" "; FS="/|\n";} {
2200  lt_foo="";
2201  lt_count=0;
2202  for (lt_i = NF; lt_i > 0; lt_i--) {
2203    if ($lt_i != "" && $lt_i != ".") {
2204      if ($lt_i == "..") {
2205        lt_count++;
2206      } else {
2207        if (lt_count == 0) {
2208          lt_foo="/" $lt_i lt_foo;
2209        } else {
2210          lt_count--;
2211        }
2212      }
2213    }
2214  }
2215  if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2216  if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2217}'`
2218  # AWK program above erroneously prepends '/' to C:/dos/paths
2219  # for these hosts.
2220  case $host_os in
2221    mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2222      $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
2223  esac
2224  sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2225else
2226  sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2227fi])
2228library_names_spec=
2229libname_spec='lib$name'
2230soname_spec=
2231shrext_cmds=".so"
2232postinstall_cmds=
2233postuninstall_cmds=
2234finish_cmds=
2235finish_eval=
2236shlibpath_var=
2237shlibpath_overrides_runpath=unknown
2238version_type=none
2239dynamic_linker="$host_os ld.so"
2240sys_lib_dlsearch_path_spec="/lib /usr/lib"
2241need_lib_prefix=unknown
2242hardcode_into_libs=no
2243
2244# when you set need_version to no, make sure it does not cause -set_version
2245# flags to be left without arguments
2246need_version=unknown
2247
2248case $host_os in
2249aix3*)
2250  version_type=linux # correct to gnu/linux during the next big refactor
2251  library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
2252  shlibpath_var=LIBPATH
2253
2254  # AIX 3 has no versioning support, so we append a major version to the name.
2255  soname_spec='${libname}${release}${shared_ext}$major'
2256  ;;
2257
2258aix[[4-9]]*)
2259  version_type=linux # correct to gnu/linux during the next big refactor
2260  need_lib_prefix=no
2261  need_version=no
2262  hardcode_into_libs=yes
2263  if test "$host_cpu" = ia64; then
2264    # AIX 5 supports IA64
2265    library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
2266    shlibpath_var=LD_LIBRARY_PATH
2267  else
2268    # With GCC up to 2.95.x, collect2 would create an import file
2269    # for dependence libraries.  The import file would start with
2270    # the line `#! .'.  This would cause the generated library to
2271    # depend on `.', always an invalid library.  This was fixed in
2272    # development snapshots of GCC prior to 3.0.
2273    case $host_os in
2274      aix4 | aix4.[[01]] | aix4.[[01]].*)
2275      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2276	   echo ' yes '
2277	   echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
2278	:
2279      else
2280	can_build_shared=no
2281      fi
2282      ;;
2283    esac
2284    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
2285    # soname into executable. Probably we can add versioning support to
2286    # collect2, so additional links can be useful in future.
2287    if test "$aix_use_runtimelinking" = yes; then
2288      # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2289      # instead of lib<name>.a to let people know that these are not
2290      # typical AIX shared libraries.
2291      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2292    else
2293      # We preserve .a as extension for shared libraries through AIX4.2
2294      # and later when we are not doing run time linking.
2295      library_names_spec='${libname}${release}.a $libname.a'
2296      soname_spec='${libname}${release}${shared_ext}$major'
2297    fi
2298    shlibpath_var=LIBPATH
2299  fi
2300  ;;
2301
2302amigaos*)
2303  case $host_cpu in
2304  powerpc)
2305    # Since July 2007 AmigaOS4 officially supports .so libraries.
2306    # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2307    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2308    ;;
2309  m68k)
2310    library_names_spec='$libname.ixlibrary $libname.a'
2311    # Create ${libname}_ixlibrary.a entries in /sys/libs.
2312    finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2313    ;;
2314  esac
2315  ;;
2316
2317beos*)
2318  library_names_spec='${libname}${shared_ext}'
2319  dynamic_linker="$host_os ld.so"
2320  shlibpath_var=LIBRARY_PATH
2321  ;;
2322
2323bsdi[[45]]*)
2324  version_type=linux # correct to gnu/linux during the next big refactor
2325  need_version=no
2326  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2327  soname_spec='${libname}${release}${shared_ext}$major'
2328  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2329  shlibpath_var=LD_LIBRARY_PATH
2330  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2331  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2332  # the default ld.so.conf also contains /usr/contrib/lib and
2333  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2334  # libtool to hard-code these into programs
2335  ;;
2336
2337cygwin* | mingw* | pw32* | cegcc*)
2338  version_type=windows
2339  shrext_cmds=".dll"
2340  need_version=no
2341  need_lib_prefix=no
2342
2343  case $GCC,$cc_basename in
2344  yes,*)
2345    # gcc
2346    library_names_spec='$libname.dll.a'
2347    # DLL is installed to $(libdir)/../bin by postinstall_cmds
2348    postinstall_cmds='base_file=`basename \${file}`~
2349      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2350      dldir=$destdir/`dirname \$dlpath`~
2351      test -d \$dldir || mkdir -p \$dldir~
2352      $install_prog $dir/$dlname \$dldir/$dlname~
2353      chmod a+x \$dldir/$dlname~
2354      if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2355        eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2356      fi'
2357    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2358      dlpath=$dir/\$dldll~
2359       $RM \$dlpath'
2360    shlibpath_overrides_runpath=yes
2361
2362    case $host_os in
2363    cygwin*)
2364      # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2365      soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2366m4_if([$1], [],[
2367      sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2368      ;;
2369    mingw* | cegcc*)
2370      # MinGW DLLs use traditional 'lib' prefix
2371      soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2372      ;;
2373    pw32*)
2374      # pw32 DLLs use 'pw' prefix rather than 'lib'
2375      library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2376      ;;
2377    esac
2378    dynamic_linker='Win32 ld.exe'
2379    ;;
2380
2381  *,cl*)
2382    # Native MSVC
2383    libname_spec='$name'
2384    soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2385    library_names_spec='${libname}.dll.lib'
2386
2387    case $build_os in
2388    mingw*)
2389      sys_lib_search_path_spec=
2390      lt_save_ifs=$IFS
2391      IFS=';'
2392      for lt_path in $LIB
2393      do
2394        IFS=$lt_save_ifs
2395        # Let DOS variable expansion print the short 8.3 style file name.
2396        lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
2397        sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
2398      done
2399      IFS=$lt_save_ifs
2400      # Convert to MSYS style.
2401      sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'`
2402      ;;
2403    cygwin*)
2404      # Convert to unix form, then to dos form, then back to unix form
2405      # but this time dos style (no spaces!) so that the unix form looks
2406      # like /cygdrive/c/PROGRA~1:/cygdr...
2407      sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
2408      sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
2409      sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2410      ;;
2411    *)
2412      sys_lib_search_path_spec="$LIB"
2413      if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then
2414        # It is most probably a Windows format PATH.
2415        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
2416      else
2417        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2418      fi
2419      # FIXME: find the short name or the path components, as spaces are
2420      # common. (e.g. "Program Files" -> "PROGRA~1")
2421      ;;
2422    esac
2423
2424    # DLL is installed to $(libdir)/../bin by postinstall_cmds
2425    postinstall_cmds='base_file=`basename \${file}`~
2426      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2427      dldir=$destdir/`dirname \$dlpath`~
2428      test -d \$dldir || mkdir -p \$dldir~
2429      $install_prog $dir/$dlname \$dldir/$dlname'
2430    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2431      dlpath=$dir/\$dldll~
2432       $RM \$dlpath'
2433    shlibpath_overrides_runpath=yes
2434    dynamic_linker='Win32 link.exe'
2435    ;;
2436
2437  *)
2438    # Assume MSVC wrapper
2439    library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
2440    dynamic_linker='Win32 ld.exe'
2441    ;;
2442  esac
2443  # FIXME: first we should search . and the directory the executable is in
2444  shlibpath_var=PATH
2445  ;;
2446
2447darwin* | rhapsody*)
2448  dynamic_linker="$host_os dyld"
2449  version_type=darwin
2450  need_lib_prefix=no
2451  need_version=no
2452  library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
2453  soname_spec='${libname}${release}${major}$shared_ext'
2454  shlibpath_overrides_runpath=yes
2455  shlibpath_var=DYLD_LIBRARY_PATH
2456  shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2457m4_if([$1], [],[
2458  sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2459  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2460  ;;
2461
2462dgux*)
2463  version_type=linux # correct to gnu/linux during the next big refactor
2464  need_lib_prefix=no
2465  need_version=no
2466  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
2467  soname_spec='${libname}${release}${shared_ext}$major'
2468  shlibpath_var=LD_LIBRARY_PATH
2469  ;;
2470
2471freebsd* | dragonfly*)
2472  # DragonFly does not have aout.  When/if they implement a new
2473  # versioning mechanism, adjust this.
2474  if test -x /usr/bin/objformat; then
2475    objformat=`/usr/bin/objformat`
2476  else
2477    case $host_os in
2478    freebsd[[23]].*) objformat=aout ;;
2479    *) objformat=elf ;;
2480    esac
2481  fi
2482  version_type=freebsd-$objformat
2483  case $version_type in
2484    freebsd-elf*)
2485      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2486      need_version=no
2487      need_lib_prefix=no
2488      ;;
2489    freebsd-*)
2490      library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
2491      need_version=yes
2492      ;;
2493  esac
2494  shlibpath_var=LD_LIBRARY_PATH
2495  case $host_os in
2496  freebsd2.*)
2497    shlibpath_overrides_runpath=yes
2498    ;;
2499  freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2500    shlibpath_overrides_runpath=yes
2501    hardcode_into_libs=yes
2502    ;;
2503  freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2504  freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2505    shlibpath_overrides_runpath=no
2506    hardcode_into_libs=yes
2507    ;;
2508  *) # from 4.6 on, and DragonFly
2509    shlibpath_overrides_runpath=yes
2510    hardcode_into_libs=yes
2511    ;;
2512  esac
2513  ;;
2514
2515gnu*)
2516  version_type=linux # correct to gnu/linux during the next big refactor
2517  need_lib_prefix=no
2518  need_version=no
2519  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2520  soname_spec='${libname}${release}${shared_ext}$major'
2521  shlibpath_var=LD_LIBRARY_PATH
2522  shlibpath_overrides_runpath=no
2523  hardcode_into_libs=yes
2524  ;;
2525
2526haiku*)
2527  version_type=linux # correct to gnu/linux during the next big refactor
2528  need_lib_prefix=no
2529  need_version=no
2530  dynamic_linker="$host_os runtime_loader"
2531  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2532  soname_spec='${libname}${release}${shared_ext}$major'
2533  shlibpath_var=LIBRARY_PATH
2534  shlibpath_overrides_runpath=yes
2535  sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2536  hardcode_into_libs=yes
2537  ;;
2538
2539hpux9* | hpux10* | hpux11*)
2540  # Give a soname corresponding to the major version so that dld.sl refuses to
2541  # link against other versions.
2542  version_type=sunos
2543  need_lib_prefix=no
2544  need_version=no
2545  case $host_cpu in
2546  ia64*)
2547    shrext_cmds='.so'
2548    hardcode_into_libs=yes
2549    dynamic_linker="$host_os dld.so"
2550    shlibpath_var=LD_LIBRARY_PATH
2551    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2552    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2553    soname_spec='${libname}${release}${shared_ext}$major'
2554    if test "X$HPUX_IA64_MODE" = X32; then
2555      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2556    else
2557      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2558    fi
2559    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2560    ;;
2561  hppa*64*)
2562    shrext_cmds='.sl'
2563    hardcode_into_libs=yes
2564    dynamic_linker="$host_os dld.sl"
2565    shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2566    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2567    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2568    soname_spec='${libname}${release}${shared_ext}$major'
2569    sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2570    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2571    ;;
2572  *)
2573    shrext_cmds='.sl'
2574    dynamic_linker="$host_os dld.sl"
2575    shlibpath_var=SHLIB_PATH
2576    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2577    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2578    soname_spec='${libname}${release}${shared_ext}$major'
2579    ;;
2580  esac
2581  # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2582  postinstall_cmds='chmod 555 $lib'
2583  # or fails outright, so override atomically:
2584  install_override_mode=555
2585  ;;
2586
2587interix[[3-9]]*)
2588  version_type=linux # correct to gnu/linux during the next big refactor
2589  need_lib_prefix=no
2590  need_version=no
2591  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2592  soname_spec='${libname}${release}${shared_ext}$major'
2593  dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2594  shlibpath_var=LD_LIBRARY_PATH
2595  shlibpath_overrides_runpath=no
2596  hardcode_into_libs=yes
2597  ;;
2598
2599irix5* | irix6* | nonstopux*)
2600  case $host_os in
2601    nonstopux*) version_type=nonstopux ;;
2602    *)
2603	if test "$lt_cv_prog_gnu_ld" = yes; then
2604		version_type=linux # correct to gnu/linux during the next big refactor
2605	else
2606		version_type=irix
2607	fi ;;
2608  esac
2609  need_lib_prefix=no
2610  need_version=no
2611  soname_spec='${libname}${release}${shared_ext}$major'
2612  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
2613  case $host_os in
2614  irix5* | nonstopux*)
2615    libsuff= shlibsuff=
2616    ;;
2617  *)
2618    case $LD in # libtool.m4 will add one of these switches to LD
2619    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2620      libsuff= shlibsuff= libmagic=32-bit;;
2621    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2622      libsuff=32 shlibsuff=N32 libmagic=N32;;
2623    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2624      libsuff=64 shlibsuff=64 libmagic=64-bit;;
2625    *) libsuff= shlibsuff= libmagic=never-match;;
2626    esac
2627    ;;
2628  esac
2629  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2630  shlibpath_overrides_runpath=no
2631  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
2632  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
2633  hardcode_into_libs=yes
2634  ;;
2635
2636# No shared lib support for Linux oldld, aout, or coff.
2637linux*oldld* | linux*aout* | linux*coff*)
2638  dynamic_linker=no
2639  ;;
2640
2641# This must be glibc/ELF.
2642linux* | k*bsd*-gnu | kopensolaris*-gnu)
2643  version_type=linux # correct to gnu/linux during the next big refactor
2644  need_lib_prefix=no
2645  need_version=no
2646  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2647  soname_spec='${libname}${release}${shared_ext}$major'
2648  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2649  shlibpath_var=LD_LIBRARY_PATH
2650  shlibpath_overrides_runpath=no
2651
2652  # Some binutils ld are patched to set DT_RUNPATH
2653  AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2654    [lt_cv_shlibpath_overrides_runpath=no
2655    save_LDFLAGS=$LDFLAGS
2656    save_libdir=$libdir
2657    eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2658	 LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2659    AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2660      [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2661	 [lt_cv_shlibpath_overrides_runpath=yes])])
2662    LDFLAGS=$save_LDFLAGS
2663    libdir=$save_libdir
2664    ])
2665  shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2666
2667  # This implies no fast_install, which is unacceptable.
2668  # Some rework will be needed to allow for fast_install
2669  # before this can be enabled.
2670  hardcode_into_libs=yes
2671
2672  # Append ld.so.conf contents to the search path
2673  if test -f /etc/ld.so.conf; then
2674    lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[	 ]*hwcap[	 ]/d;s/[:,	]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2675    sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2676  fi
2677
2678  # We used to test for /lib/ld.so.1 and disable shared libraries on
2679  # powerpc, because MkLinux only supported shared libraries with the
2680  # GNU dynamic linker.  Since this was broken with cross compilers,
2681  # most powerpc-linux boxes support dynamic linking these days and
2682  # people can always --disable-shared, the test was removed, and we
2683  # assume the GNU/Linux dynamic linker is in use.
2684  dynamic_linker='GNU/Linux ld.so'
2685  ;;
2686
2687netbsd*)
2688  version_type=sunos
2689  need_lib_prefix=no
2690  need_version=no
2691  if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2692    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2693    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2694    dynamic_linker='NetBSD (a.out) ld.so'
2695  else
2696    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2697    soname_spec='${libname}${release}${shared_ext}$major'
2698    dynamic_linker='NetBSD ld.elf_so'
2699  fi
2700  shlibpath_var=LD_LIBRARY_PATH
2701  shlibpath_overrides_runpath=yes
2702  hardcode_into_libs=yes
2703  ;;
2704
2705newsos6)
2706  version_type=linux # correct to gnu/linux during the next big refactor
2707  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2708  shlibpath_var=LD_LIBRARY_PATH
2709  shlibpath_overrides_runpath=yes
2710  ;;
2711
2712*nto* | *qnx*)
2713  version_type=qnx
2714  need_lib_prefix=no
2715  need_version=no
2716  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2717  soname_spec='${libname}${release}${shared_ext}$major'
2718  shlibpath_var=LD_LIBRARY_PATH
2719  shlibpath_overrides_runpath=no
2720  hardcode_into_libs=yes
2721  dynamic_linker='ldqnx.so'
2722  ;;
2723
2724openbsd*)
2725  version_type=sunos
2726  sys_lib_dlsearch_path_spec="/usr/lib"
2727  need_lib_prefix=no
2728  # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
2729  case $host_os in
2730    openbsd3.3 | openbsd3.3.*)	need_version=yes ;;
2731    *)				need_version=no  ;;
2732  esac
2733  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2734  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2735  shlibpath_var=LD_LIBRARY_PATH
2736  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2737    case $host_os in
2738      openbsd2.[[89]] | openbsd2.[[89]].*)
2739	shlibpath_overrides_runpath=no
2740	;;
2741      *)
2742	shlibpath_overrides_runpath=yes
2743	;;
2744      esac
2745  else
2746    shlibpath_overrides_runpath=yes
2747  fi
2748  ;;
2749
2750os2*)
2751  libname_spec='$name'
2752  shrext_cmds=".dll"
2753  need_lib_prefix=no
2754  library_names_spec='$libname${shared_ext} $libname.a'
2755  dynamic_linker='OS/2 ld.exe'
2756  shlibpath_var=LIBPATH
2757  ;;
2758
2759osf3* | osf4* | osf5*)
2760  version_type=osf
2761  need_lib_prefix=no
2762  need_version=no
2763  soname_spec='${libname}${release}${shared_ext}$major'
2764  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2765  shlibpath_var=LD_LIBRARY_PATH
2766  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2767  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2768  ;;
2769
2770rdos*)
2771  dynamic_linker=no
2772  ;;
2773
2774solaris*)
2775  version_type=linux # correct to gnu/linux during the next big refactor
2776  need_lib_prefix=no
2777  need_version=no
2778  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2779  soname_spec='${libname}${release}${shared_ext}$major'
2780  shlibpath_var=LD_LIBRARY_PATH
2781  shlibpath_overrides_runpath=yes
2782  hardcode_into_libs=yes
2783  # ldd complains unless libraries are executable
2784  postinstall_cmds='chmod +x $lib'
2785  ;;
2786
2787sunos4*)
2788  version_type=sunos
2789  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2790  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2791  shlibpath_var=LD_LIBRARY_PATH
2792  shlibpath_overrides_runpath=yes
2793  if test "$with_gnu_ld" = yes; then
2794    need_lib_prefix=no
2795  fi
2796  need_version=yes
2797  ;;
2798
2799sysv4 | sysv4.3*)
2800  version_type=linux # correct to gnu/linux during the next big refactor
2801  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2802  soname_spec='${libname}${release}${shared_ext}$major'
2803  shlibpath_var=LD_LIBRARY_PATH
2804  case $host_vendor in
2805    sni)
2806      shlibpath_overrides_runpath=no
2807      need_lib_prefix=no
2808      runpath_var=LD_RUN_PATH
2809      ;;
2810    siemens)
2811      need_lib_prefix=no
2812      ;;
2813    motorola)
2814      need_lib_prefix=no
2815      need_version=no
2816      shlibpath_overrides_runpath=no
2817      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2818      ;;
2819  esac
2820  ;;
2821
2822sysv4*MP*)
2823  if test -d /usr/nec ;then
2824    version_type=linux # correct to gnu/linux during the next big refactor
2825    library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
2826    soname_spec='$libname${shared_ext}.$major'
2827    shlibpath_var=LD_LIBRARY_PATH
2828  fi
2829  ;;
2830
2831sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
2832  version_type=freebsd-elf
2833  need_lib_prefix=no
2834  need_version=no
2835  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2836  soname_spec='${libname}${release}${shared_ext}$major'
2837  shlibpath_var=LD_LIBRARY_PATH
2838  shlibpath_overrides_runpath=yes
2839  hardcode_into_libs=yes
2840  if test "$with_gnu_ld" = yes; then
2841    sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2842  else
2843    sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2844    case $host_os in
2845      sco3.2v5*)
2846        sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2847	;;
2848    esac
2849  fi
2850  sys_lib_dlsearch_path_spec='/usr/lib'
2851  ;;
2852
2853tpf*)
2854  # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
2855  version_type=linux # correct to gnu/linux during the next big refactor
2856  need_lib_prefix=no
2857  need_version=no
2858  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2859  shlibpath_var=LD_LIBRARY_PATH
2860  shlibpath_overrides_runpath=no
2861  hardcode_into_libs=yes
2862  ;;
2863
2864uts4*)
2865  version_type=linux # correct to gnu/linux during the next big refactor
2866  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2867  soname_spec='${libname}${release}${shared_ext}$major'
2868  shlibpath_var=LD_LIBRARY_PATH
2869  ;;
2870
2871*)
2872  dynamic_linker=no
2873  ;;
2874esac
2875AC_MSG_RESULT([$dynamic_linker])
2876test "$dynamic_linker" = no && can_build_shared=no
2877
2878variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2879if test "$GCC" = yes; then
2880  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2881fi
2882
2883if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
2884  sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
2885fi
2886if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
2887  sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
2888fi
2889
2890_LT_DECL([], [variables_saved_for_relink], [1],
2891    [Variables whose values should be saved in libtool wrapper scripts and
2892    restored at link time])
2893_LT_DECL([], [need_lib_prefix], [0],
2894    [Do we need the "lib" prefix for modules?])
2895_LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2896_LT_DECL([], [version_type], [0], [Library versioning type])
2897_LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
2898_LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2899_LT_DECL([], [shlibpath_overrides_runpath], [0],
2900    [Is shlibpath searched before the hard-coded library search path?])
2901_LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2902_LT_DECL([], [library_names_spec], [1],
2903    [[List of archive names.  First name is the real one, the rest are links.
2904    The last name is the one that the linker finds with -lNAME]])
2905_LT_DECL([], [soname_spec], [1],
2906    [[The coded name of the library, if different from the real name]])
2907_LT_DECL([], [install_override_mode], [1],
2908    [Permission mode override for installation of shared libraries])
2909_LT_DECL([], [postinstall_cmds], [2],
2910    [Command to use after installation of a shared archive])
2911_LT_DECL([], [postuninstall_cmds], [2],
2912    [Command to use after uninstallation of a shared archive])
2913_LT_DECL([], [finish_cmds], [2],
2914    [Commands used to finish a libtool library installation in a directory])
2915_LT_DECL([], [finish_eval], [1],
2916    [[As "finish_cmds", except a single script fragment to be evaled but
2917    not shown]])
2918_LT_DECL([], [hardcode_into_libs], [0],
2919    [Whether we should hardcode library paths into libraries])
2920_LT_DECL([], [sys_lib_search_path_spec], [2],
2921    [Compile-time system search path for libraries])
2922_LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2923    [Run-time system search path for libraries])
2924])# _LT_SYS_DYNAMIC_LINKER
2925
2926
2927# _LT_PATH_TOOL_PREFIX(TOOL)
2928# --------------------------
2929# find a file program which can recognize shared library
2930AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2931[m4_require([_LT_DECL_EGREP])dnl
2932AC_MSG_CHECKING([for $1])
2933AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2934[case $MAGIC_CMD in
2935[[\\/*] |  ?:[\\/]*])
2936  lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
2937  ;;
2938*)
2939  lt_save_MAGIC_CMD="$MAGIC_CMD"
2940  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2941dnl $ac_dummy forces splitting on constant user-supplied paths.
2942dnl POSIX.2 word splitting is done only on the output of word expansions,
2943dnl not every word.  This closes a longstanding sh security hole.
2944  ac_dummy="m4_if([$2], , $PATH, [$2])"
2945  for ac_dir in $ac_dummy; do
2946    IFS="$lt_save_ifs"
2947    test -z "$ac_dir" && ac_dir=.
2948    if test -f $ac_dir/$1; then
2949      lt_cv_path_MAGIC_CMD="$ac_dir/$1"
2950      if test -n "$file_magic_test_file"; then
2951	case $deplibs_check_method in
2952	"file_magic "*)
2953	  file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
2954	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2955	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2956	    $EGREP "$file_magic_regex" > /dev/null; then
2957	    :
2958	  else
2959	    cat <<_LT_EOF 1>&2
2960
2961*** Warning: the command libtool uses to detect shared libraries,
2962*** $file_magic_cmd, produces output that libtool cannot recognize.
2963*** The result is that libtool may fail to recognize shared libraries
2964*** as such.  This will affect the creation of libtool libraries that
2965*** depend on shared libraries, but programs linked with such libtool
2966*** libraries will work regardless of this problem.  Nevertheless, you
2967*** may want to report the problem to your system manager and/or to
2968*** bug-libtool@gnu.org
2969
2970_LT_EOF
2971	  fi ;;
2972	esac
2973      fi
2974      break
2975    fi
2976  done
2977  IFS="$lt_save_ifs"
2978  MAGIC_CMD="$lt_save_MAGIC_CMD"
2979  ;;
2980esac])
2981MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2982if test -n "$MAGIC_CMD"; then
2983  AC_MSG_RESULT($MAGIC_CMD)
2984else
2985  AC_MSG_RESULT(no)
2986fi
2987_LT_DECL([], [MAGIC_CMD], [0],
2988	 [Used to examine libraries when file_magic_cmd begins with "file"])dnl
2989])# _LT_PATH_TOOL_PREFIX
2990
2991# Old name:
2992AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
2993dnl aclocal-1.4 backwards compatibility:
2994dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
2995
2996
2997# _LT_PATH_MAGIC
2998# --------------
2999# find a file program which can recognize a shared library
3000m4_defun([_LT_PATH_MAGIC],
3001[_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
3002if test -z "$lt_cv_path_MAGIC_CMD"; then
3003  if test -n "$ac_tool_prefix"; then
3004    _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
3005  else
3006    MAGIC_CMD=:
3007  fi
3008fi
3009])# _LT_PATH_MAGIC
3010
3011
3012# LT_PATH_LD
3013# ----------
3014# find the pathname to the GNU or non-GNU linker
3015AC_DEFUN([LT_PATH_LD],
3016[AC_REQUIRE([AC_PROG_CC])dnl
3017AC_REQUIRE([AC_CANONICAL_HOST])dnl
3018AC_REQUIRE([AC_CANONICAL_BUILD])dnl
3019m4_require([_LT_DECL_SED])dnl
3020m4_require([_LT_DECL_EGREP])dnl
3021m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
3022
3023AC_ARG_WITH([gnu-ld],
3024    [AS_HELP_STRING([--with-gnu-ld],
3025	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
3026    [test "$withval" = no || with_gnu_ld=yes],
3027    [with_gnu_ld=no])dnl
3028
3029ac_prog=ld
3030if test "$GCC" = yes; then
3031  # Check if gcc -print-prog-name=ld gives a path.
3032  AC_MSG_CHECKING([for ld used by $CC])
3033  case $host in
3034  *-*-mingw*)
3035    # gcc leaves a trailing carriage return which upsets mingw
3036    ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
3037  *)
3038    ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
3039  esac
3040  case $ac_prog in
3041    # Accept absolute paths.
3042    [[\\/]]* | ?:[[\\/]]*)
3043      re_direlt='/[[^/]][[^/]]*/\.\./'
3044      # Canonicalize the pathname of ld
3045      ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
3046      while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
3047	ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
3048      done
3049      test -z "$LD" && LD="$ac_prog"
3050      ;;
3051  "")
3052    # If it fails, then pretend we aren't using GCC.
3053    ac_prog=ld
3054    ;;
3055  *)
3056    # If it is relative, then search for the first ld in PATH.
3057    with_gnu_ld=unknown
3058    ;;
3059  esac
3060elif test "$with_gnu_ld" = yes; then
3061  AC_MSG_CHECKING([for GNU ld])
3062else
3063  AC_MSG_CHECKING([for non-GNU ld])
3064fi
3065AC_CACHE_VAL(lt_cv_path_LD,
3066[if test -z "$LD"; then
3067  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3068  for ac_dir in $PATH; do
3069    IFS="$lt_save_ifs"
3070    test -z "$ac_dir" && ac_dir=.
3071    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
3072      lt_cv_path_LD="$ac_dir/$ac_prog"
3073      # Check to see if the program is GNU ld.  I'd rather use --version,
3074      # but apparently some variants of GNU ld only accept -v.
3075      # Break only if it was the GNU/non-GNU ld that we prefer.
3076      case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
3077      *GNU* | *'with BFD'*)
3078	test "$with_gnu_ld" != no && break
3079	;;
3080      *)
3081	test "$with_gnu_ld" != yes && break
3082	;;
3083      esac
3084    fi
3085  done
3086  IFS="$lt_save_ifs"
3087else
3088  lt_cv_path_LD="$LD" # Let the user override the test with a path.
3089fi])
3090LD="$lt_cv_path_LD"
3091if test -n "$LD"; then
3092  AC_MSG_RESULT($LD)
3093else
3094  AC_MSG_RESULT(no)
3095fi
3096test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
3097_LT_PATH_LD_GNU
3098AC_SUBST([LD])
3099
3100_LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
3101])# LT_PATH_LD
3102
3103# Old names:
3104AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
3105AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
3106dnl aclocal-1.4 backwards compatibility:
3107dnl AC_DEFUN([AM_PROG_LD], [])
3108dnl AC_DEFUN([AC_PROG_LD], [])
3109
3110
3111# _LT_PATH_LD_GNU
3112#- --------------
3113m4_defun([_LT_PATH_LD_GNU],
3114[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
3115[# I'd rather use --version here, but apparently some GNU lds only accept -v.
3116case `$LD -v 2>&1 </dev/null` in
3117*GNU* | *'with BFD'*)
3118  lt_cv_prog_gnu_ld=yes
3119  ;;
3120*)
3121  lt_cv_prog_gnu_ld=no
3122  ;;
3123esac])
3124with_gnu_ld=$lt_cv_prog_gnu_ld
3125])# _LT_PATH_LD_GNU
3126
3127
3128# _LT_CMD_RELOAD
3129# --------------
3130# find reload flag for linker
3131#   -- PORTME Some linkers may need a different reload flag.
3132m4_defun([_LT_CMD_RELOAD],
3133[AC_CACHE_CHECK([for $LD option to reload object files],
3134  lt_cv_ld_reload_flag,
3135  [lt_cv_ld_reload_flag='-r'])
3136reload_flag=$lt_cv_ld_reload_flag
3137case $reload_flag in
3138"" | " "*) ;;
3139*) reload_flag=" $reload_flag" ;;
3140esac
3141reload_cmds='$LD$reload_flag -o $output$reload_objs'
3142case $host_os in
3143  cygwin* | mingw* | pw32* | cegcc*)
3144    if test "$GCC" != yes; then
3145      reload_cmds=false
3146    fi
3147    ;;
3148  darwin*)
3149    if test "$GCC" = yes; then
3150      reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
3151    else
3152      reload_cmds='$LD$reload_flag -o $output$reload_objs'
3153    fi
3154    ;;
3155esac
3156_LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3157_LT_TAGDECL([], [reload_cmds], [2])dnl
3158])# _LT_CMD_RELOAD
3159
3160
3161# _LT_CHECK_MAGIC_METHOD
3162# ----------------------
3163# how to check for library dependencies
3164#  -- PORTME fill in with the dynamic library characteristics
3165m4_defun([_LT_CHECK_MAGIC_METHOD],
3166[m4_require([_LT_DECL_EGREP])
3167m4_require([_LT_DECL_OBJDUMP])
3168AC_CACHE_CHECK([how to recognize dependent libraries],
3169lt_cv_deplibs_check_method,
3170[lt_cv_file_magic_cmd='$MAGIC_CMD'
3171lt_cv_file_magic_test_file=
3172lt_cv_deplibs_check_method='unknown'
3173# Need to set the preceding variable on all platforms that support
3174# interlibrary dependencies.
3175# 'none' -- dependencies not supported.
3176# `unknown' -- same as none, but documents that we really don't know.
3177# 'pass_all' -- all dependencies passed with no checks.
3178# 'test_compile' -- check by making test program.
3179# 'file_magic [[regex]]' -- check by looking for files in library path
3180# which responds to the $file_magic_cmd with a given extended regex.
3181# If you have `file' or equivalent on your system and you're not sure
3182# whether `pass_all' will *always* work, you probably want this one.
3183
3184case $host_os in
3185aix[[4-9]]*)
3186  lt_cv_deplibs_check_method=pass_all
3187  ;;
3188
3189beos*)
3190  lt_cv_deplibs_check_method=pass_all
3191  ;;
3192
3193bsdi[[45]]*)
3194  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3195  lt_cv_file_magic_cmd='/usr/bin/file -L'
3196  lt_cv_file_magic_test_file=/shlib/libc.so
3197  ;;
3198
3199cygwin*)
3200  # func_win32_libid is a shell function defined in ltmain.sh
3201  lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3202  lt_cv_file_magic_cmd='func_win32_libid'
3203  ;;
3204
3205mingw* | pw32*)
3206  # Base MSYS/MinGW do not provide the 'file' command needed by
3207  # func_win32_libid shell function, so use a weaker test based on 'objdump',
3208  # unless we find 'file', for example because we are cross-compiling.
3209  # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
3210  if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
3211    lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3212    lt_cv_file_magic_cmd='func_win32_libid'
3213  else
3214    # Keep this pattern in sync with the one in func_win32_libid.
3215    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3216    lt_cv_file_magic_cmd='$OBJDUMP -f'
3217  fi
3218  ;;
3219
3220cegcc*)
3221  # use the weaker test based on 'objdump'. See mingw*.
3222  lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3223  lt_cv_file_magic_cmd='$OBJDUMP -f'
3224  ;;
3225
3226darwin* | rhapsody*)
3227  lt_cv_deplibs_check_method=pass_all
3228  ;;
3229
3230freebsd* | dragonfly*)
3231  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3232    case $host_cpu in
3233    i*86 )
3234      # Not sure whether the presence of OpenBSD here was a mistake.
3235      # Let's accept both of them until this is cleared up.
3236      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3237      lt_cv_file_magic_cmd=/usr/bin/file
3238      lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3239      ;;
3240    esac
3241  else
3242    lt_cv_deplibs_check_method=pass_all
3243  fi
3244  ;;
3245
3246gnu*)
3247  lt_cv_deplibs_check_method=pass_all
3248  ;;
3249
3250haiku*)
3251  lt_cv_deplibs_check_method=pass_all
3252  ;;
3253
3254hpux10.20* | hpux11*)
3255  lt_cv_file_magic_cmd=/usr/bin/file
3256  case $host_cpu in
3257  ia64*)
3258    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3259    lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3260    ;;
3261  hppa*64*)
3262    [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3263    lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3264    ;;
3265  *)
3266    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3267    lt_cv_file_magic_test_file=/usr/lib/libc.sl
3268    ;;
3269  esac
3270  ;;
3271
3272interix[[3-9]]*)
3273  # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3274  lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3275  ;;
3276
3277irix5* | irix6* | nonstopux*)
3278  case $LD in
3279  *-32|*"-32 ") libmagic=32-bit;;
3280  *-n32|*"-n32 ") libmagic=N32;;
3281  *-64|*"-64 ") libmagic=64-bit;;
3282  *) libmagic=never-match;;
3283  esac
3284  lt_cv_deplibs_check_method=pass_all
3285  ;;
3286
3287# This must be glibc/ELF.
3288linux* | k*bsd*-gnu | kopensolaris*-gnu)
3289  lt_cv_deplibs_check_method=pass_all
3290  ;;
3291
3292netbsd*)
3293  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3294    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3295  else
3296    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3297  fi
3298  ;;
3299
3300newos6*)
3301  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3302  lt_cv_file_magic_cmd=/usr/bin/file
3303  lt_cv_file_magic_test_file=/usr/lib/libnls.so
3304  ;;
3305
3306*nto* | *qnx*)
3307  lt_cv_deplibs_check_method=pass_all
3308  ;;
3309
3310openbsd*)
3311  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3312    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3313  else
3314    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3315  fi
3316  ;;
3317
3318osf3* | osf4* | osf5*)
3319  lt_cv_deplibs_check_method=pass_all
3320  ;;
3321
3322rdos*)
3323  lt_cv_deplibs_check_method=pass_all
3324  ;;
3325
3326solaris*)
3327  lt_cv_deplibs_check_method=pass_all
3328  ;;
3329
3330sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3331  lt_cv_deplibs_check_method=pass_all
3332  ;;
3333
3334sysv4 | sysv4.3*)
3335  case $host_vendor in
3336  motorola)
3337    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3338    lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3339    ;;
3340  ncr)
3341    lt_cv_deplibs_check_method=pass_all
3342    ;;
3343  sequent)
3344    lt_cv_file_magic_cmd='/bin/file'
3345    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3346    ;;
3347  sni)
3348    lt_cv_file_magic_cmd='/bin/file'
3349    lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3350    lt_cv_file_magic_test_file=/lib/libc.so
3351    ;;
3352  siemens)
3353    lt_cv_deplibs_check_method=pass_all
3354    ;;
3355  pc)
3356    lt_cv_deplibs_check_method=pass_all
3357    ;;
3358  esac
3359  ;;
3360
3361tpf*)
3362  lt_cv_deplibs_check_method=pass_all
3363  ;;
3364esac
3365])
3366
3367file_magic_glob=
3368want_nocaseglob=no
3369if test "$build" = "$host"; then
3370  case $host_os in
3371  mingw* | pw32*)
3372    if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
3373      want_nocaseglob=yes
3374    else
3375      file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
3376    fi
3377    ;;
3378  esac
3379fi
3380
3381file_magic_cmd=$lt_cv_file_magic_cmd
3382deplibs_check_method=$lt_cv_deplibs_check_method
3383test -z "$deplibs_check_method" && deplibs_check_method=unknown
3384
3385_LT_DECL([], [deplibs_check_method], [1],
3386    [Method to check whether dependent libraries are shared objects])
3387_LT_DECL([], [file_magic_cmd], [1],
3388    [Command to use when deplibs_check_method = "file_magic"])
3389_LT_DECL([], [file_magic_glob], [1],
3390    [How to find potential files when deplibs_check_method = "file_magic"])
3391_LT_DECL([], [want_nocaseglob], [1],
3392    [Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
3393])# _LT_CHECK_MAGIC_METHOD
3394
3395
3396# LT_PATH_NM
3397# ----------
3398# find the pathname to a BSD- or MS-compatible name lister
3399AC_DEFUN([LT_PATH_NM],
3400[AC_REQUIRE([AC_PROG_CC])dnl
3401AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3402[if test -n "$NM"; then
3403  # Let the user override the test.
3404  lt_cv_path_NM="$NM"
3405else
3406  lt_nm_to_check="${ac_tool_prefix}nm"
3407  if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3408    lt_nm_to_check="$lt_nm_to_check nm"
3409  fi
3410  for lt_tmp_nm in $lt_nm_to_check; do
3411    lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3412    for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3413      IFS="$lt_save_ifs"
3414      test -z "$ac_dir" && ac_dir=.
3415      tmp_nm="$ac_dir/$lt_tmp_nm"
3416      if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
3417	# Check to see if the nm accepts a BSD-compat flag.
3418	# Adding the `sed 1q' prevents false positives on HP-UX, which says:
3419	#   nm: unknown option "B" ignored
3420	# Tru64's nm complains that /dev/null is an invalid object file
3421	case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
3422	*/dev/null* | *'Invalid file or object type'*)
3423	  lt_cv_path_NM="$tmp_nm -B"
3424	  break
3425	  ;;
3426	*)
3427	  case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3428	  */dev/null*)
3429	    lt_cv_path_NM="$tmp_nm -p"
3430	    break
3431	    ;;
3432	  *)
3433	    lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3434	    continue # so that we can try to find one that supports BSD flags
3435	    ;;
3436	  esac
3437	  ;;
3438	esac
3439      fi
3440    done
3441    IFS="$lt_save_ifs"
3442  done
3443  : ${lt_cv_path_NM=no}
3444fi])
3445if test "$lt_cv_path_NM" != "no"; then
3446  NM="$lt_cv_path_NM"
3447else
3448  # Didn't find any BSD compatible name lister, look for dumpbin.
3449  if test -n "$DUMPBIN"; then :
3450    # Let the user override the test.
3451  else
3452    AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3453    case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
3454    *COFF*)
3455      DUMPBIN="$DUMPBIN -symbols"
3456      ;;
3457    *)
3458      DUMPBIN=:
3459      ;;
3460    esac
3461  fi
3462  AC_SUBST([DUMPBIN])
3463  if test "$DUMPBIN" != ":"; then
3464    NM="$DUMPBIN"
3465  fi
3466fi
3467test -z "$NM" && NM=nm
3468AC_SUBST([NM])
3469_LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3470
3471AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3472  [lt_cv_nm_interface="BSD nm"
3473  echo "int some_variable = 0;" > conftest.$ac_ext
3474  (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3475  (eval "$ac_compile" 2>conftest.err)
3476  cat conftest.err >&AS_MESSAGE_LOG_FD
3477  (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3478  (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3479  cat conftest.err >&AS_MESSAGE_LOG_FD
3480  (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3481  cat conftest.out >&AS_MESSAGE_LOG_FD
3482  if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3483    lt_cv_nm_interface="MS dumpbin"
3484  fi
3485  rm -f conftest*])
3486])# LT_PATH_NM
3487
3488# Old names:
3489AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3490AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3491dnl aclocal-1.4 backwards compatibility:
3492dnl AC_DEFUN([AM_PROG_NM], [])
3493dnl AC_DEFUN([AC_PROG_NM], [])
3494
3495# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3496# --------------------------------
3497# how to determine the name of the shared library
3498# associated with a specific link library.
3499#  -- PORTME fill in with the dynamic library characteristics
3500m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
3501[m4_require([_LT_DECL_EGREP])
3502m4_require([_LT_DECL_OBJDUMP])
3503m4_require([_LT_DECL_DLLTOOL])
3504AC_CACHE_CHECK([how to associate runtime and link libraries],
3505lt_cv_sharedlib_from_linklib_cmd,
3506[lt_cv_sharedlib_from_linklib_cmd='unknown'
3507
3508case $host_os in
3509cygwin* | mingw* | pw32* | cegcc*)
3510  # two different shell functions defined in ltmain.sh
3511  # decide which to use based on capabilities of $DLLTOOL
3512  case `$DLLTOOL --help 2>&1` in
3513  *--identify-strict*)
3514    lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
3515    ;;
3516  *)
3517    lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
3518    ;;
3519  esac
3520  ;;
3521*)
3522  # fallback: assume linklib IS sharedlib
3523  lt_cv_sharedlib_from_linklib_cmd="$ECHO"
3524  ;;
3525esac
3526])
3527sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
3528test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
3529
3530_LT_DECL([], [sharedlib_from_linklib_cmd], [1],
3531    [Command to associate shared and link libraries])
3532])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3533
3534
3535# _LT_PATH_MANIFEST_TOOL
3536# ----------------------
3537# locate the manifest tool
3538m4_defun([_LT_PATH_MANIFEST_TOOL],
3539[AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
3540test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
3541AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
3542  [lt_cv_path_mainfest_tool=no
3543  echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
3544  $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
3545  cat conftest.err >&AS_MESSAGE_LOG_FD
3546  if $GREP 'Manifest Tool' conftest.out > /dev/null; then
3547    lt_cv_path_mainfest_tool=yes
3548  fi
3549  rm -f conftest*])
3550if test "x$lt_cv_path_mainfest_tool" != xyes; then
3551  MANIFEST_TOOL=:
3552fi
3553_LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
3554])# _LT_PATH_MANIFEST_TOOL
3555
3556
3557# LT_LIB_M
3558# --------
3559# check for math library
3560AC_DEFUN([LT_LIB_M],
3561[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3562LIBM=
3563case $host in
3564*-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3565  # These system don't have libm, or don't need it
3566  ;;
3567*-ncr-sysv4.3*)
3568  AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
3569  AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3570  ;;
3571*)
3572  AC_CHECK_LIB(m, cos, LIBM="-lm")
3573  ;;
3574esac
3575AC_SUBST([LIBM])
3576])# LT_LIB_M
3577
3578# Old name:
3579AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3580dnl aclocal-1.4 backwards compatibility:
3581dnl AC_DEFUN([AC_CHECK_LIBM], [])
3582
3583
3584# _LT_COMPILER_NO_RTTI([TAGNAME])
3585# -------------------------------
3586m4_defun([_LT_COMPILER_NO_RTTI],
3587[m4_require([_LT_TAG_COMPILER])dnl
3588
3589_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3590
3591if test "$GCC" = yes; then
3592  case $cc_basename in
3593  nvcc*)
3594    _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3595  *)
3596    _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3597  esac
3598
3599  _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3600    lt_cv_prog_compiler_rtti_exceptions,
3601    [-fno-rtti -fno-exceptions], [],
3602    [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3603fi
3604_LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3605	[Compiler flag to turn off builtin functions])
3606])# _LT_COMPILER_NO_RTTI
3607
3608
3609# _LT_CMD_GLOBAL_SYMBOLS
3610# ----------------------
3611m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3612[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3613AC_REQUIRE([AC_PROG_CC])dnl
3614AC_REQUIRE([AC_PROG_AWK])dnl
3615AC_REQUIRE([LT_PATH_NM])dnl
3616AC_REQUIRE([LT_PATH_LD])dnl
3617m4_require([_LT_DECL_SED])dnl
3618m4_require([_LT_DECL_EGREP])dnl
3619m4_require([_LT_TAG_COMPILER])dnl
3620
3621# Check for command to grab the raw symbol name followed by C symbol from nm.
3622AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3623AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3624[
3625# These are sane defaults that work on at least a few old systems.
3626# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3627
3628# Character class describing NM global symbol codes.
3629symcode='[[BCDEGRST]]'
3630
3631# Regexp to match symbols that can be accessed directly from C.
3632sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3633
3634# Define system-specific variables.
3635case $host_os in
3636aix*)
3637  symcode='[[BCDT]]'
3638  ;;
3639cygwin* | mingw* | pw32* | cegcc*)
3640  symcode='[[ABCDGISTW]]'
3641  ;;
3642hpux*)
3643  if test "$host_cpu" = ia64; then
3644    symcode='[[ABCDEGRST]]'
3645  fi
3646  ;;
3647irix* | nonstopux*)
3648  symcode='[[BCDEGRST]]'
3649  ;;
3650osf*)
3651  symcode='[[BCDEGQRST]]'
3652  ;;
3653solaris*)
3654  symcode='[[BDRT]]'
3655  ;;
3656sco3.2v5*)
3657  symcode='[[DT]]'
3658  ;;
3659sysv4.2uw2*)
3660  symcode='[[DT]]'
3661  ;;
3662sysv5* | sco5v6* | unixware* | OpenUNIX*)
3663  symcode='[[ABDT]]'
3664  ;;
3665sysv4)
3666  symcode='[[DFNSTU]]'
3667  ;;
3668esac
3669
3670# If we're using GNU nm, then use its standard symbol codes.
3671case `$NM -V 2>&1` in
3672*GNU* | *'with BFD'*)
3673  symcode='[[ABCDGIRSTW]]' ;;
3674esac
3675
3676# Transform an extracted symbol line into a proper C declaration.
3677# Some systems (esp. on ia64) link data and code symbols differently,
3678# so use this general approach.
3679lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
3680
3681# Transform an extracted symbol line into symbol name and symbol address
3682lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
3683lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
3684
3685# Handle CRLF in mingw tool chain
3686opt_cr=
3687case $build_os in
3688mingw*)
3689  opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
3690  ;;
3691esac
3692
3693# Try without a prefix underscore, then with it.
3694for ac_symprfx in "" "_"; do
3695
3696  # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3697  symxfrm="\\1 $ac_symprfx\\2 \\2"
3698
3699  # Write the raw and C identifiers.
3700  if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3701    # Fake it for dumpbin and say T for any non-static function
3702    # and D for any global variable.
3703    # Also find C++ and __fastcall symbols from MSVC++,
3704    # which start with @ or ?.
3705    lt_cv_sys_global_symbol_pipe="$AWK ['"\
3706"     {last_section=section; section=\$ 3};"\
3707"     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
3708"     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
3709"     \$ 0!~/External *\|/{next};"\
3710"     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
3711"     {if(hide[section]) next};"\
3712"     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
3713"     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
3714"     s[1]~/^[@?]/{print s[1], s[1]; next};"\
3715"     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
3716"     ' prfx=^$ac_symprfx]"
3717  else
3718    lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[	 ]]\($symcode$symcode*\)[[	 ]][[	 ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3719  fi
3720  lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
3721
3722  # Check to see that the pipe works correctly.
3723  pipe_works=no
3724
3725  rm -f conftest*
3726  cat > conftest.$ac_ext <<_LT_EOF
3727#ifdef __cplusplus
3728extern "C" {
3729#endif
3730char nm_test_var;
3731void nm_test_func(void);
3732void nm_test_func(void){}
3733#ifdef __cplusplus
3734}
3735#endif
3736int main(){nm_test_var='a';nm_test_func();return(0);}
3737_LT_EOF
3738
3739  if AC_TRY_EVAL(ac_compile); then
3740    # Now try to grab the symbols.
3741    nlist=conftest.nm
3742    if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
3743      # Try sorting and uniquifying the output.
3744      if sort "$nlist" | uniq > "$nlist"T; then
3745	mv -f "$nlist"T "$nlist"
3746      else
3747	rm -f "$nlist"T
3748      fi
3749
3750      # Make sure that we snagged all the symbols we need.
3751      if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3752	if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3753	  cat <<_LT_EOF > conftest.$ac_ext
3754/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
3755#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
3756/* DATA imports from DLLs on WIN32 con't be const, because runtime
3757   relocations are performed -- see ld's documentation on pseudo-relocs.  */
3758# define LT@&t@_DLSYM_CONST
3759#elif defined(__osf__)
3760/* This system does not cope well with relocations in const data.  */
3761# define LT@&t@_DLSYM_CONST
3762#else
3763# define LT@&t@_DLSYM_CONST const
3764#endif
3765
3766#ifdef __cplusplus
3767extern "C" {
3768#endif
3769
3770_LT_EOF
3771	  # Now generate the symbol file.
3772	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
3773
3774	  cat <<_LT_EOF >> conftest.$ac_ext
3775
3776/* The mapping between symbol names and symbols.  */
3777LT@&t@_DLSYM_CONST struct {
3778  const char *name;
3779  void       *address;
3780}
3781lt__PROGRAM__LTX_preloaded_symbols[[]] =
3782{
3783  { "@PROGRAM@", (void *) 0 },
3784_LT_EOF
3785	  $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
3786	  cat <<\_LT_EOF >> conftest.$ac_ext
3787  {0, (void *) 0}
3788};
3789
3790/* This works around a problem in FreeBSD linker */
3791#ifdef FREEBSD_WORKAROUND
3792static const void *lt_preloaded_setup() {
3793  return lt__PROGRAM__LTX_preloaded_symbols;
3794}
3795#endif
3796
3797#ifdef __cplusplus
3798}
3799#endif
3800_LT_EOF
3801	  # Now try linking the two files.
3802	  mv conftest.$ac_objext conftstm.$ac_objext
3803	  lt_globsym_save_LIBS=$LIBS
3804	  lt_globsym_save_CFLAGS=$CFLAGS
3805	  LIBS="conftstm.$ac_objext"
3806	  CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3807	  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
3808	    pipe_works=yes
3809	  fi
3810	  LIBS=$lt_globsym_save_LIBS
3811	  CFLAGS=$lt_globsym_save_CFLAGS
3812	else
3813	  echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3814	fi
3815      else
3816	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3817      fi
3818    else
3819      echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3820    fi
3821  else
3822    echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3823    cat conftest.$ac_ext >&5
3824  fi
3825  rm -rf conftest* conftst*
3826
3827  # Do not use the global_symbol_pipe unless it works.
3828  if test "$pipe_works" = yes; then
3829    break
3830  else
3831    lt_cv_sys_global_symbol_pipe=
3832  fi
3833done
3834])
3835if test -z "$lt_cv_sys_global_symbol_pipe"; then
3836  lt_cv_sys_global_symbol_to_cdecl=
3837fi
3838if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3839  AC_MSG_RESULT(failed)
3840else
3841  AC_MSG_RESULT(ok)
3842fi
3843
3844# Response file support.
3845if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3846  nm_file_list_spec='@'
3847elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
3848  nm_file_list_spec='@'
3849fi
3850
3851_LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3852    [Take the output of nm and produce a listing of raw symbols and C names])
3853_LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3854    [Transform the output of nm in a proper C declaration])
3855_LT_DECL([global_symbol_to_c_name_address],
3856    [lt_cv_sys_global_symbol_to_c_name_address], [1],
3857    [Transform the output of nm in a C name address pair])
3858_LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3859    [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3860    [Transform the output of nm in a C name address pair when lib prefix is needed])
3861_LT_DECL([], [nm_file_list_spec], [1],
3862    [Specify filename containing input files for $NM])
3863]) # _LT_CMD_GLOBAL_SYMBOLS
3864
3865
3866# _LT_COMPILER_PIC([TAGNAME])
3867# ---------------------------
3868m4_defun([_LT_COMPILER_PIC],
3869[m4_require([_LT_TAG_COMPILER])dnl
3870_LT_TAGVAR(lt_prog_compiler_wl, $1)=
3871_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3872_LT_TAGVAR(lt_prog_compiler_static, $1)=
3873
3874m4_if([$1], [CXX], [
3875  # C++ specific cases for pic, static, wl, etc.
3876  if test "$GXX" = yes; then
3877    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3878    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3879
3880    case $host_os in
3881    aix*)
3882      # All AIX code is PIC.
3883      if test "$host_cpu" = ia64; then
3884	# AIX 5 now supports IA64 processor
3885	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3886      fi
3887      ;;
3888
3889    amigaos*)
3890      case $host_cpu in
3891      powerpc)
3892            # see comment about AmigaOS4 .so support
3893            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3894        ;;
3895      m68k)
3896            # FIXME: we need at least 68020 code to build shared libraries, but
3897            # adding the `-m68020' flag to GCC prevents building anything better,
3898            # like `-m68040'.
3899            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3900        ;;
3901      esac
3902      ;;
3903
3904    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3905      # PIC is the default for these OSes.
3906      ;;
3907    mingw* | cygwin* | os2* | pw32* | cegcc*)
3908      # This hack is so that the source file can tell whether it is being
3909      # built for inclusion in a dll (and should export symbols for example).
3910      # Although the cygwin gcc ignores -fPIC, still need this for old-style
3911      # (--disable-auto-import) libraries
3912      m4_if([$1], [GCJ], [],
3913	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3914      ;;
3915    darwin* | rhapsody*)
3916      # PIC is the default on this platform
3917      # Common symbols not allowed in MH_DYLIB files
3918      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3919      ;;
3920    *djgpp*)
3921      # DJGPP does not support shared libraries at all
3922      _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3923      ;;
3924    haiku*)
3925      # PIC is the default for Haiku.
3926      # The "-static" flag exists, but is broken.
3927      _LT_TAGVAR(lt_prog_compiler_static, $1)=
3928      ;;
3929    interix[[3-9]]*)
3930      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3931      # Instead, we relocate shared libraries at runtime.
3932      ;;
3933    sysv4*MP*)
3934      if test -d /usr/nec; then
3935	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3936      fi
3937      ;;
3938    hpux*)
3939      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3940      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3941      # sets the default TLS model and affects inlining.
3942      case $host_cpu in
3943      hppa*64*)
3944	;;
3945      *)
3946	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3947	;;
3948      esac
3949      ;;
3950    *qnx* | *nto*)
3951      # QNX uses GNU C++, but need to define -shared option too, otherwise
3952      # it will coredump.
3953      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3954      ;;
3955    *)
3956      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3957      ;;
3958    esac
3959  else
3960    case $host_os in
3961      aix[[4-9]]*)
3962	# All AIX code is PIC.
3963	if test "$host_cpu" = ia64; then
3964	  # AIX 5 now supports IA64 processor
3965	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3966	else
3967	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3968	fi
3969	;;
3970      chorus*)
3971	case $cc_basename in
3972	cxch68*)
3973	  # Green Hills C++ Compiler
3974	  # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
3975	  ;;
3976	esac
3977	;;
3978      mingw* | cygwin* | os2* | pw32* | cegcc*)
3979	# This hack is so that the source file can tell whether it is being
3980	# built for inclusion in a dll (and should export symbols for example).
3981	m4_if([$1], [GCJ], [],
3982	  [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3983	;;
3984      dgux*)
3985	case $cc_basename in
3986	  ec++*)
3987	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3988	    ;;
3989	  ghcx*)
3990	    # Green Hills C++ Compiler
3991	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3992	    ;;
3993	  *)
3994	    ;;
3995	esac
3996	;;
3997      freebsd* | dragonfly*)
3998	# FreeBSD uses GNU C++
3999	;;
4000      hpux9* | hpux10* | hpux11*)
4001	case $cc_basename in
4002	  CC*)
4003	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4004	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4005	    if test "$host_cpu" != ia64; then
4006	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4007	    fi
4008	    ;;
4009	  aCC*)
4010	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4011	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4012	    case $host_cpu in
4013	    hppa*64*|ia64*)
4014	      # +Z the default
4015	      ;;
4016	    *)
4017	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4018	      ;;
4019	    esac
4020	    ;;
4021	  *)
4022	    ;;
4023	esac
4024	;;
4025      interix*)
4026	# This is c89, which is MS Visual C++ (no shared libs)
4027	# Anyone wants to do a port?
4028	;;
4029      irix5* | irix6* | nonstopux*)
4030	case $cc_basename in
4031	  CC*)
4032	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4033	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4034	    # CC pic flag -KPIC is the default.
4035	    ;;
4036	  *)
4037	    ;;
4038	esac
4039	;;
4040      linux* | k*bsd*-gnu | kopensolaris*-gnu)
4041	case $cc_basename in
4042	  KCC*)
4043	    # KAI C++ Compiler
4044	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4045	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4046	    ;;
4047	  ecpc* )
4048	    # old Intel C++ for x86_64 which still supported -KPIC.
4049	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4050	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4051	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4052	    ;;
4053	  icpc* )
4054	    # Intel C++, used to be incompatible with GCC.
4055	    # ICC 10 doesn't accept -KPIC any more.
4056	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4057	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4058	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4059	    ;;
4060	  pgCC* | pgcpp*)
4061	    # Portland Group C++ compiler
4062	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4063	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4064	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4065	    ;;
4066	  cxx*)
4067	    # Compaq C++
4068	    # Make sure the PIC flag is empty.  It appears that all Alpha
4069	    # Linux and Compaq Tru64 Unix objects are PIC.
4070	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4071	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4072	    ;;
4073	  xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
4074	    # IBM XL 8.0, 9.0 on PPC and BlueGene
4075	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4076	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4077	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4078	    ;;
4079	  *)
4080	    case `$CC -V 2>&1 | sed 5q` in
4081	    *Sun\ C*)
4082	      # Sun C++ 5.9
4083	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4084	      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4085	      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4086	      ;;
4087	    esac
4088	    ;;
4089	esac
4090	;;
4091      lynxos*)
4092	;;
4093      m88k*)
4094	;;
4095      mvs*)
4096	case $cc_basename in
4097	  cxx*)
4098	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4099	    ;;
4100	  *)
4101	    ;;
4102	esac
4103	;;
4104      netbsd*)
4105	;;
4106      *qnx* | *nto*)
4107        # QNX uses GNU C++, but need to define -shared option too, otherwise
4108        # it will coredump.
4109        _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4110        ;;
4111      osf3* | osf4* | osf5*)
4112	case $cc_basename in
4113	  KCC*)
4114	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4115	    ;;
4116	  RCC*)
4117	    # Rational C++ 2.4.1
4118	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4119	    ;;
4120	  cxx*)
4121	    # Digital/Compaq C++
4122	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4123	    # Make sure the PIC flag is empty.  It appears that all Alpha
4124	    # Linux and Compaq Tru64 Unix objects are PIC.
4125	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4126	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4127	    ;;
4128	  *)
4129	    ;;
4130	esac
4131	;;
4132      psos*)
4133	;;
4134      solaris*)
4135	case $cc_basename in
4136	  CC* | sunCC*)
4137	    # Sun C++ 4.2, 5.x and Centerline C++
4138	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4139	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4140	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4141	    ;;
4142	  gcx*)
4143	    # Green Hills C++ Compiler
4144	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4145	    ;;
4146	  *)
4147	    ;;
4148	esac
4149	;;
4150      sunos4*)
4151	case $cc_basename in
4152	  CC*)
4153	    # Sun C++ 4.x
4154	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4155	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4156	    ;;
4157	  lcc*)
4158	    # Lucid
4159	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4160	    ;;
4161	  *)
4162	    ;;
4163	esac
4164	;;
4165      sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4166	case $cc_basename in
4167	  CC*)
4168	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4169	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4170	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4171	    ;;
4172	esac
4173	;;
4174      tandem*)
4175	case $cc_basename in
4176	  NCC*)
4177	    # NonStop-UX NCC 3.20
4178	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4179	    ;;
4180	  *)
4181	    ;;
4182	esac
4183	;;
4184      vxworks*)
4185	;;
4186      *)
4187	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4188	;;
4189    esac
4190  fi
4191],
4192[
4193  if test "$GCC" = yes; then
4194    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4195    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4196
4197    case $host_os in
4198      aix*)
4199      # All AIX code is PIC.
4200      if test "$host_cpu" = ia64; then
4201	# AIX 5 now supports IA64 processor
4202	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4203      fi
4204      ;;
4205
4206    amigaos*)
4207      case $host_cpu in
4208      powerpc)
4209            # see comment about AmigaOS4 .so support
4210            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4211        ;;
4212      m68k)
4213            # FIXME: we need at least 68020 code to build shared libraries, but
4214            # adding the `-m68020' flag to GCC prevents building anything better,
4215            # like `-m68040'.
4216            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4217        ;;
4218      esac
4219      ;;
4220
4221    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4222      # PIC is the default for these OSes.
4223      ;;
4224
4225    mingw* | cygwin* | pw32* | os2* | cegcc*)
4226      # This hack is so that the source file can tell whether it is being
4227      # built for inclusion in a dll (and should export symbols for example).
4228      # Although the cygwin gcc ignores -fPIC, still need this for old-style
4229      # (--disable-auto-import) libraries
4230      m4_if([$1], [GCJ], [],
4231	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4232      ;;
4233
4234    darwin* | rhapsody*)
4235      # PIC is the default on this platform
4236      # Common symbols not allowed in MH_DYLIB files
4237      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4238      ;;
4239
4240    haiku*)
4241      # PIC is the default for Haiku.
4242      # The "-static" flag exists, but is broken.
4243      _LT_TAGVAR(lt_prog_compiler_static, $1)=
4244      ;;
4245
4246    hpux*)
4247      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4248      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4249      # sets the default TLS model and affects inlining.
4250      case $host_cpu in
4251      hppa*64*)
4252	# +Z the default
4253	;;
4254      *)
4255	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4256	;;
4257      esac
4258      ;;
4259
4260    interix[[3-9]]*)
4261      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4262      # Instead, we relocate shared libraries at runtime.
4263      ;;
4264
4265    msdosdjgpp*)
4266      # Just because we use GCC doesn't mean we suddenly get shared libraries
4267      # on systems that don't support them.
4268      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4269      enable_shared=no
4270      ;;
4271
4272    *nto* | *qnx*)
4273      # QNX uses GNU C++, but need to define -shared option too, otherwise
4274      # it will coredump.
4275      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4276      ;;
4277
4278    sysv4*MP*)
4279      if test -d /usr/nec; then
4280	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4281      fi
4282      ;;
4283
4284    *)
4285      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4286      ;;
4287    esac
4288
4289    case $cc_basename in
4290    nvcc*) # Cuda Compiler Driver 2.2
4291      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
4292      if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4293        _LT_TAGVAR(lt_prog_compiler_pic, $1)="-Xcompiler $_LT_TAGVAR(lt_prog_compiler_pic, $1)"
4294      fi
4295      ;;
4296    esac
4297  else
4298    # PORTME Check for flag to pass linker flags through the system compiler.
4299    case $host_os in
4300    aix*)
4301      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4302      if test "$host_cpu" = ia64; then
4303	# AIX 5 now supports IA64 processor
4304	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4305      else
4306	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4307      fi
4308      ;;
4309
4310    mingw* | cygwin* | pw32* | os2* | cegcc*)
4311      # This hack is so that the source file can tell whether it is being
4312      # built for inclusion in a dll (and should export symbols for example).
4313      m4_if([$1], [GCJ], [],
4314	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4315      ;;
4316
4317    hpux9* | hpux10* | hpux11*)
4318      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4319      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4320      # not for PA HP-UX.
4321      case $host_cpu in
4322      hppa*64*|ia64*)
4323	# +Z the default
4324	;;
4325      *)
4326	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4327	;;
4328      esac
4329      # Is there a better lt_prog_compiler_static that works with the bundled CC?
4330      _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4331      ;;
4332
4333    irix5* | irix6* | nonstopux*)
4334      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4335      # PIC (with -KPIC) is the default.
4336      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4337      ;;
4338
4339    linux* | k*bsd*-gnu | kopensolaris*-gnu)
4340      case $cc_basename in
4341      # old Intel for x86_64 which still supported -KPIC.
4342      ecc*)
4343	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4344	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4345	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4346        ;;
4347      # icc used to be incompatible with GCC.
4348      # ICC 10 doesn't accept -KPIC any more.
4349      icc* | ifort*)
4350	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4351	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4352	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4353        ;;
4354      # Lahey Fortran 8.1.
4355      lf95*)
4356	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4357	_LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4358	_LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4359	;;
4360      nagfor*)
4361	# NAG Fortran compiler
4362	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4363	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4364	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4365	;;
4366      pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4367        # Portland Group compilers (*not* the Pentium gcc compiler,
4368	# which looks to be a dead project)
4369	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4370	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4371	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4372        ;;
4373      ccc*)
4374        _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4375        # All Alpha code is PIC.
4376        _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4377        ;;
4378      xl* | bgxl* | bgf* | mpixl*)
4379	# IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4380	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4381	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4382	_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4383	;;
4384      *)
4385	case `$CC -V 2>&1 | sed 5q` in
4386	*Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [[1-7]].* | *Sun*Fortran*\ 8.[[0-3]]*)
4387	  # Sun Fortran 8.3 passes all unrecognized flags to the linker
4388	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4389	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4390	  _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4391	  ;;
4392	*Sun\ F* | *Sun*Fortran*)
4393	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4394	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4395	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4396	  ;;
4397	*Sun\ C*)
4398	  # Sun C 5.9
4399	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4400	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4401	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4402	  ;;
4403        *Intel*\ [[CF]]*Compiler*)
4404	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4405	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4406	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4407	  ;;
4408	*Portland\ Group*)
4409	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4410	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4411	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4412	  ;;
4413	esac
4414	;;
4415      esac
4416      ;;
4417
4418    newsos6)
4419      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4420      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4421      ;;
4422
4423    *nto* | *qnx*)
4424      # QNX uses GNU C++, but need to define -shared option too, otherwise
4425      # it will coredump.
4426      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4427      ;;
4428
4429    osf3* | osf4* | osf5*)
4430      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4431      # All OSF/1 code is PIC.
4432      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4433      ;;
4434
4435    rdos*)
4436      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4437      ;;
4438
4439    solaris*)
4440      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4441      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4442      case $cc_basename in
4443      f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
4444	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4445      *)
4446	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4447      esac
4448      ;;
4449
4450    sunos4*)
4451      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4452      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4453      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4454      ;;
4455
4456    sysv4 | sysv4.2uw2* | sysv4.3*)
4457      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4458      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4459      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4460      ;;
4461
4462    sysv4*MP*)
4463      if test -d /usr/nec ;then
4464	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4465	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4466      fi
4467      ;;
4468
4469    sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4470      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4471      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4472      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4473      ;;
4474
4475    unicos*)
4476      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4477      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4478      ;;
4479
4480    uts4*)
4481      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4482      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4483      ;;
4484
4485    *)
4486      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4487      ;;
4488    esac
4489  fi
4490])
4491case $host_os in
4492  # For platforms which do not support PIC, -DPIC is meaningless:
4493  *djgpp*)
4494    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4495    ;;
4496  *)
4497    _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4498    ;;
4499esac
4500
4501AC_CACHE_CHECK([for $compiler option to produce PIC],
4502  [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)],
4503  [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4504_LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)
4505
4506#
4507# Check to make sure the PIC flag actually works.
4508#
4509if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4510  _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4511    [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4512    [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4513    [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4514     "" | " "*) ;;
4515     *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4516     esac],
4517    [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4518     _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4519fi
4520_LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4521	[Additional compiler flags for building library objects])
4522
4523_LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4524	[How to pass a linker flag through the compiler])
4525#
4526# Check to make sure the static flag actually works.
4527#
4528wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4529_LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4530  _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4531  $lt_tmp_static_flag,
4532  [],
4533  [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4534_LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4535	[Compiler flag to prevent dynamic linking])
4536])# _LT_COMPILER_PIC
4537
4538
4539# _LT_LINKER_SHLIBS([TAGNAME])
4540# ----------------------------
4541# See if the linker supports building shared libraries.
4542m4_defun([_LT_LINKER_SHLIBS],
4543[AC_REQUIRE([LT_PATH_LD])dnl
4544AC_REQUIRE([LT_PATH_NM])dnl
4545m4_require([_LT_PATH_MANIFEST_TOOL])dnl
4546m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4547m4_require([_LT_DECL_EGREP])dnl
4548m4_require([_LT_DECL_SED])dnl
4549m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4550m4_require([_LT_TAG_COMPILER])dnl
4551AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4552m4_if([$1], [CXX], [
4553  _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4554  _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4555  case $host_os in
4556  aix[[4-9]]*)
4557    # If we're using GNU nm, then we don't want the "-C" option.
4558    # -C means demangle to AIX nm, but means don't demangle with GNU nm
4559    # Also, AIX nm treats weak defined symbols like other global defined
4560    # symbols, whereas GNU nm marks them as "W".
4561    if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4562      _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4563    else
4564      _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4565    fi
4566    ;;
4567  pw32*)
4568    _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
4569    ;;
4570  cygwin* | mingw* | cegcc*)
4571    case $cc_basename in
4572    cl*)
4573      _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
4574      ;;
4575    *)
4576      _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4577      _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4578      ;;
4579    esac
4580    ;;
4581  *)
4582    _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4583    ;;
4584  esac
4585], [
4586  runpath_var=
4587  _LT_TAGVAR(allow_undefined_flag, $1)=
4588  _LT_TAGVAR(always_export_symbols, $1)=no
4589  _LT_TAGVAR(archive_cmds, $1)=
4590  _LT_TAGVAR(archive_expsym_cmds, $1)=
4591  _LT_TAGVAR(compiler_needs_object, $1)=no
4592  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4593  _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4594  _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4595  _LT_TAGVAR(hardcode_automatic, $1)=no
4596  _LT_TAGVAR(hardcode_direct, $1)=no
4597  _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4598  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4599  _LT_TAGVAR(hardcode_libdir_separator, $1)=
4600  _LT_TAGVAR(hardcode_minus_L, $1)=no
4601  _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4602  _LT_TAGVAR(inherit_rpath, $1)=no
4603  _LT_TAGVAR(link_all_deplibs, $1)=unknown
4604  _LT_TAGVAR(module_cmds, $1)=
4605  _LT_TAGVAR(module_expsym_cmds, $1)=
4606  _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4607  _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4608  _LT_TAGVAR(thread_safe_flag_spec, $1)=
4609  _LT_TAGVAR(whole_archive_flag_spec, $1)=
4610  # include_expsyms should be a list of space-separated symbols to be *always*
4611  # included in the symbol list
4612  _LT_TAGVAR(include_expsyms, $1)=
4613  # exclude_expsyms can be an extended regexp of symbols to exclude
4614  # it will be wrapped by ` (' and `)$', so one must not match beginning or
4615  # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
4616  # as well as any symbol that contains `d'.
4617  _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4618  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4619  # platforms (ab)use it in PIC code, but their linkers get confused if
4620  # the symbol is explicitly referenced.  Since portable code cannot
4621  # rely on this symbol name, it's probably fine to never include it in
4622  # preloaded symbol tables.
4623  # Exclude shared library initialization/finalization symbols.
4624dnl Note also adjust exclude_expsyms for C++ above.
4625  extract_expsyms_cmds=
4626
4627  case $host_os in
4628  cygwin* | mingw* | pw32* | cegcc*)
4629    # FIXME: the MSVC++ port hasn't been tested in a loooong time
4630    # When not using gcc, we currently assume that we are using
4631    # Microsoft Visual C++.
4632    if test "$GCC" != yes; then
4633      with_gnu_ld=no
4634    fi
4635    ;;
4636  interix*)
4637    # we just hope/assume this is gcc and not c89 (= MSVC++)
4638    with_gnu_ld=yes
4639    ;;
4640  openbsd*)
4641    with_gnu_ld=no
4642    ;;
4643  esac
4644
4645  _LT_TAGVAR(ld_shlibs, $1)=yes
4646
4647  # On some targets, GNU ld is compatible enough with the native linker
4648  # that we're better off using the native interface for both.
4649  lt_use_gnu_ld_interface=no
4650  if test "$with_gnu_ld" = yes; then
4651    case $host_os in
4652      aix*)
4653	# The AIX port of GNU ld has always aspired to compatibility
4654	# with the native linker.  However, as the warning in the GNU ld
4655	# block says, versions before 2.19.5* couldn't really create working
4656	# shared libraries, regardless of the interface used.
4657	case `$LD -v 2>&1` in
4658	  *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
4659	  *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
4660	  *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
4661	  *)
4662	    lt_use_gnu_ld_interface=yes
4663	    ;;
4664	esac
4665	;;
4666      *)
4667	lt_use_gnu_ld_interface=yes
4668	;;
4669    esac
4670  fi
4671
4672  if test "$lt_use_gnu_ld_interface" = yes; then
4673    # If archive_cmds runs LD, not CC, wlarc should be empty
4674    wlarc='${wl}'
4675
4676    # Set some defaults for GNU ld with shared library support. These
4677    # are reset later if shared libraries are not supported. Putting them
4678    # here allows them to be overridden if necessary.
4679    runpath_var=LD_RUN_PATH
4680    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4681    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
4682    # ancient GNU ld didn't support --whole-archive et. al.
4683    if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
4684      _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
4685    else
4686      _LT_TAGVAR(whole_archive_flag_spec, $1)=
4687    fi
4688    supports_anon_versioning=no
4689    case `$LD -v 2>&1` in
4690      *GNU\ gold*) supports_anon_versioning=yes ;;
4691      *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
4692      *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
4693      *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
4694      *\ 2.11.*) ;; # other 2.11 versions
4695      *) supports_anon_versioning=yes ;;
4696    esac
4697
4698    # See if GNU ld supports shared libraries.
4699    case $host_os in
4700    aix[[3-9]]*)
4701      # On AIX/PPC, the GNU linker is very broken
4702      if test "$host_cpu" != ia64; then
4703	_LT_TAGVAR(ld_shlibs, $1)=no
4704	cat <<_LT_EOF 1>&2
4705
4706*** Warning: the GNU linker, at least up to release 2.19, is reported
4707*** to be unable to reliably create shared libraries on AIX.
4708*** Therefore, libtool is disabling shared libraries support.  If you
4709*** really care for shared libraries, you may want to install binutils
4710*** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
4711*** You will then need to restart the configuration process.
4712
4713_LT_EOF
4714      fi
4715      ;;
4716
4717    amigaos*)
4718      case $host_cpu in
4719      powerpc)
4720            # see comment about AmigaOS4 .so support
4721            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4722            _LT_TAGVAR(archive_expsym_cmds, $1)=''
4723        ;;
4724      m68k)
4725            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4726            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4727            _LT_TAGVAR(hardcode_minus_L, $1)=yes
4728        ;;
4729      esac
4730      ;;
4731
4732    beos*)
4733      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4734	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4735	# Joseph Beckenbach <jrb3@best.com> says some releases of gcc
4736	# support --undefined.  This deserves some investigation.  FIXME
4737	_LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4738      else
4739	_LT_TAGVAR(ld_shlibs, $1)=no
4740      fi
4741      ;;
4742
4743    cygwin* | mingw* | pw32* | cegcc*)
4744      # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
4745      # as there is no search path for DLLs.
4746      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4747      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
4748      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4749      _LT_TAGVAR(always_export_symbols, $1)=no
4750      _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4751      _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4752      _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4753
4754      if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
4755        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4756	# If the export-symbols file already is a .def file (1st line
4757	# is EXPORTS), use it as is; otherwise, prepend...
4758	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
4759	  cp $export_symbols $output_objdir/$soname.def;
4760	else
4761	  echo EXPORTS > $output_objdir/$soname.def;
4762	  cat $export_symbols >> $output_objdir/$soname.def;
4763	fi~
4764	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4765      else
4766	_LT_TAGVAR(ld_shlibs, $1)=no
4767      fi
4768      ;;
4769
4770    haiku*)
4771      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4772      _LT_TAGVAR(link_all_deplibs, $1)=yes
4773      ;;
4774
4775    interix[[3-9]]*)
4776      _LT_TAGVAR(hardcode_direct, $1)=no
4777      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4778      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4779      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4780      # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
4781      # Instead, shared libraries are loaded at an image base (0x10000000 by
4782      # default) and relocated if they conflict, which is a slow very memory
4783      # consuming and fragmenting process.  To avoid this, we pick a random,
4784      # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
4785      # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
4786      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4787      _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4788      ;;
4789
4790    gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
4791      tmp_diet=no
4792      if test "$host_os" = linux-dietlibc; then
4793	case $cc_basename in
4794	  diet\ *) tmp_diet=yes;;	# linux-dietlibc with static linking (!diet-dyn)
4795	esac
4796      fi
4797      if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
4798	 && test "$tmp_diet" = no
4799      then
4800	tmp_addflag=' $pic_flag'
4801	tmp_sharedflag='-shared'
4802	case $cc_basename,$host_cpu in
4803        pgcc*)				# Portland Group C compiler
4804	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4805	  tmp_addflag=' $pic_flag'
4806	  ;;
4807	pgf77* | pgf90* | pgf95* | pgfortran*)
4808					# Portland Group f77 and f90 compilers
4809	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4810	  tmp_addflag=' $pic_flag -Mnomain' ;;
4811	ecc*,ia64* | icc*,ia64*)	# Intel C compiler on ia64
4812	  tmp_addflag=' -i_dynamic' ;;
4813	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
4814	  tmp_addflag=' -i_dynamic -nofor_main' ;;
4815	ifc* | ifort*)			# Intel Fortran compiler
4816	  tmp_addflag=' -nofor_main' ;;
4817	lf95*)				# Lahey Fortran 8.1
4818	  _LT_TAGVAR(whole_archive_flag_spec, $1)=
4819	  tmp_sharedflag='--shared' ;;
4820	xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
4821	  tmp_sharedflag='-qmkshrobj'
4822	  tmp_addflag= ;;
4823	nvcc*)	# Cuda Compiler Driver 2.2
4824	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4825	  _LT_TAGVAR(compiler_needs_object, $1)=yes
4826	  ;;
4827	esac
4828	case `$CC -V 2>&1 | sed 5q` in
4829	*Sun\ C*)			# Sun C 5.9
4830	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4831	  _LT_TAGVAR(compiler_needs_object, $1)=yes
4832	  tmp_sharedflag='-G' ;;
4833	*Sun\ F*)			# Sun Fortran 8.3
4834	  tmp_sharedflag='-G' ;;
4835	esac
4836	_LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4837
4838        if test "x$supports_anon_versioning" = xyes; then
4839          _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4840	    cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4841	    echo "local: *; };" >> $output_objdir/$libname.ver~
4842	    $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
4843        fi
4844
4845	case $cc_basename in
4846	xlf* | bgf* | bgxlf* | mpixlf*)
4847	  # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
4848	  _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
4849	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4850	  _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
4851	  if test "x$supports_anon_versioning" = xyes; then
4852	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4853	      cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4854	      echo "local: *; };" >> $output_objdir/$libname.ver~
4855	      $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
4856	  fi
4857	  ;;
4858	esac
4859      else
4860        _LT_TAGVAR(ld_shlibs, $1)=no
4861      fi
4862      ;;
4863
4864    netbsd*)
4865      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4866	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
4867	wlarc=
4868      else
4869	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4870	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4871      fi
4872      ;;
4873
4874    solaris*)
4875      if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
4876	_LT_TAGVAR(ld_shlibs, $1)=no
4877	cat <<_LT_EOF 1>&2
4878
4879*** Warning: The releases 2.8.* of the GNU linker cannot reliably
4880*** create shared libraries on Solaris systems.  Therefore, libtool
4881*** is disabling shared libraries support.  We urge you to upgrade GNU
4882*** binutils to release 2.9.1 or newer.  Another option is to modify
4883*** your PATH or compiler configuration so that the native linker is
4884*** used, and then restart.
4885
4886_LT_EOF
4887      elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4888	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4889	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4890      else
4891	_LT_TAGVAR(ld_shlibs, $1)=no
4892      fi
4893      ;;
4894
4895    sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
4896      case `$LD -v 2>&1` in
4897        *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
4898	_LT_TAGVAR(ld_shlibs, $1)=no
4899	cat <<_LT_EOF 1>&2
4900
4901*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
4902*** reliably create shared libraries on SCO systems.  Therefore, libtool
4903*** is disabling shared libraries support.  We urge you to upgrade GNU
4904*** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
4905*** your PATH or compiler configuration so that the native linker is
4906*** used, and then restart.
4907
4908_LT_EOF
4909	;;
4910	*)
4911	  # For security reasons, it is highly recommended that you always
4912	  # use absolute paths for naming shared libraries, and exclude the
4913	  # DT_RUNPATH tag from executables and libraries.  But doing so
4914	  # requires that you compile everything twice, which is a pain.
4915	  if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4916	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4917	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4918	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4919	  else
4920	    _LT_TAGVAR(ld_shlibs, $1)=no
4921	  fi
4922	;;
4923      esac
4924      ;;
4925
4926    sunos4*)
4927      _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4928      wlarc=
4929      _LT_TAGVAR(hardcode_direct, $1)=yes
4930      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4931      ;;
4932
4933    *)
4934      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4935	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4936	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4937      else
4938	_LT_TAGVAR(ld_shlibs, $1)=no
4939      fi
4940      ;;
4941    esac
4942
4943    if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
4944      runpath_var=
4945      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4946      _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4947      _LT_TAGVAR(whole_archive_flag_spec, $1)=
4948    fi
4949  else
4950    # PORTME fill in a description of your system's linker (not GNU ld)
4951    case $host_os in
4952    aix3*)
4953      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4954      _LT_TAGVAR(always_export_symbols, $1)=yes
4955      _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
4956      # Note: this linker hardcodes the directories in LIBPATH if there
4957      # are no directories specified by -L.
4958      _LT_TAGVAR(hardcode_minus_L, $1)=yes
4959      if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
4960	# Neither direct hardcoding nor static linking is supported with a
4961	# broken collect2.
4962	_LT_TAGVAR(hardcode_direct, $1)=unsupported
4963      fi
4964      ;;
4965
4966    aix[[4-9]]*)
4967      if test "$host_cpu" = ia64; then
4968	# On IA64, the linker does run time linking by default, so we don't
4969	# have to do anything special.
4970	aix_use_runtimelinking=no
4971	exp_sym_flag='-Bexport'
4972	no_entry_flag=""
4973      else
4974	# If we're using GNU nm, then we don't want the "-C" option.
4975	# -C means demangle to AIX nm, but means don't demangle with GNU nm
4976	# Also, AIX nm treats weak defined symbols like other global
4977	# defined symbols, whereas GNU nm marks them as "W".
4978	if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4979	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4980	else
4981	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4982	fi
4983	aix_use_runtimelinking=no
4984
4985	# Test if we are trying to use run time linking or normal
4986	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
4987	# need to do runtime linking.
4988	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
4989	  for ld_flag in $LDFLAGS; do
4990	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
4991	    aix_use_runtimelinking=yes
4992	    break
4993	  fi
4994	  done
4995	  ;;
4996	esac
4997
4998	exp_sym_flag='-bexport'
4999	no_entry_flag='-bnoentry'
5000      fi
5001
5002      # When large executables or shared objects are built, AIX ld can
5003      # have problems creating the table of contents.  If linking a library
5004      # or program results in "error TOC overflow" add -mminimal-toc to
5005      # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5006      # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5007
5008      _LT_TAGVAR(archive_cmds, $1)=''
5009      _LT_TAGVAR(hardcode_direct, $1)=yes
5010      _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5011      _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5012      _LT_TAGVAR(link_all_deplibs, $1)=yes
5013      _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
5014
5015      if test "$GCC" = yes; then
5016	case $host_os in aix4.[[012]]|aix4.[[012]].*)
5017	# We only want to do this on AIX 4.2 and lower, the check
5018	# below for broken collect2 doesn't work under 4.3+
5019	  collect2name=`${CC} -print-prog-name=collect2`
5020	  if test -f "$collect2name" &&
5021	   strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5022	  then
5023	  # We have reworked collect2
5024	  :
5025	  else
5026	  # We have old collect2
5027	  _LT_TAGVAR(hardcode_direct, $1)=unsupported
5028	  # It fails to find uninstalled libraries when the uninstalled
5029	  # path is not listed in the libpath.  Setting hardcode_minus_L
5030	  # to unsupported forces relinking
5031	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
5032	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5033	  _LT_TAGVAR(hardcode_libdir_separator, $1)=
5034	  fi
5035	  ;;
5036	esac
5037	shared_flag='-shared'
5038	if test "$aix_use_runtimelinking" = yes; then
5039	  shared_flag="$shared_flag "'${wl}-G'
5040	fi
5041      else
5042	# not using gcc
5043	if test "$host_cpu" = ia64; then
5044	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5045	# chokes on -Wl,-G. The following line is correct:
5046	  shared_flag='-G'
5047	else
5048	  if test "$aix_use_runtimelinking" = yes; then
5049	    shared_flag='${wl}-G'
5050	  else
5051	    shared_flag='${wl}-bM:SRE'
5052	  fi
5053	fi
5054      fi
5055
5056      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
5057      # It seems that -bexpall does not export symbols beginning with
5058      # underscore (_), so it is better to generate a list of symbols to export.
5059      _LT_TAGVAR(always_export_symbols, $1)=yes
5060      if test "$aix_use_runtimelinking" = yes; then
5061	# Warning - without using the other runtime loading flags (-brtl),
5062	# -berok will link without error, but may produce a broken library.
5063	_LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5064        # Determine the default libpath from the value encoded in an
5065        # empty executable.
5066        _LT_SYS_MODULE_PATH_AIX([$1])
5067        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5068        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
5069      else
5070	if test "$host_cpu" = ia64; then
5071	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
5072	  _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5073	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
5074	else
5075	 # Determine the default libpath from the value encoded in an
5076	 # empty executable.
5077	 _LT_SYS_MODULE_PATH_AIX([$1])
5078	 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5079	  # Warning - without using the other run time loading flags,
5080	  # -berok will link without error, but may produce a broken library.
5081	  _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5082	  _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5083	  if test "$with_gnu_ld" = yes; then
5084	    # We only use this code for GNU lds that support --whole-archive.
5085	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
5086	  else
5087	    # Exported symbols can be pulled into shared objects from archives
5088	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5089	  fi
5090	  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5091	  # This is similar to how AIX traditionally builds its shared libraries.
5092	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
5093	fi
5094      fi
5095      ;;
5096
5097    amigaos*)
5098      case $host_cpu in
5099      powerpc)
5100            # see comment about AmigaOS4 .so support
5101            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5102            _LT_TAGVAR(archive_expsym_cmds, $1)=''
5103        ;;
5104      m68k)
5105            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
5106            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5107            _LT_TAGVAR(hardcode_minus_L, $1)=yes
5108        ;;
5109      esac
5110      ;;
5111
5112    bsdi[[45]]*)
5113      _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
5114      ;;
5115
5116    cygwin* | mingw* | pw32* | cegcc*)
5117      # When not using gcc, we currently assume that we are using
5118      # Microsoft Visual C++.
5119      # hardcode_libdir_flag_spec is actually meaningless, as there is
5120      # no search path for DLLs.
5121      case $cc_basename in
5122      cl*)
5123	# Native MSVC
5124	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5125	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5126	_LT_TAGVAR(always_export_symbols, $1)=yes
5127	_LT_TAGVAR(file_list_spec, $1)='@'
5128	# Tell ltmain to make .lib files, not .a files.
5129	libext=lib
5130	# Tell ltmain to make .dll files, not .so files.
5131	shrext_cmds=".dll"
5132	# FIXME: Setting linknames here is a bad hack.
5133	_LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames='
5134	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5135	    sed -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp;
5136	  else
5137	    sed -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp;
5138	  fi~
5139	  $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
5140	  linknames='
5141	# The linker will not automatically build a static lib if we build a DLL.
5142	# _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5143	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5144	_LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
5145	_LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1,DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
5146	# Don't use ranlib
5147	_LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
5148	_LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
5149	  lt_tool_outputfile="@TOOL_OUTPUT@"~
5150	  case $lt_outputfile in
5151	    *.exe|*.EXE) ;;
5152	    *)
5153	      lt_outputfile="$lt_outputfile.exe"
5154	      lt_tool_outputfile="$lt_tool_outputfile.exe"
5155	      ;;
5156	  esac~
5157	  if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then
5158	    $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
5159	    $RM "$lt_outputfile.manifest";
5160	  fi'
5161	;;
5162      *)
5163	# Assume MSVC wrapper
5164	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5165	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5166	# Tell ltmain to make .lib files, not .a files.
5167	libext=lib
5168	# Tell ltmain to make .dll files, not .so files.
5169	shrext_cmds=".dll"
5170	# FIXME: Setting linknames here is a bad hack.
5171	_LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
5172	# The linker will automatically build a .lib file if we build a DLL.
5173	_LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5174	# FIXME: Should let the user specify the lib program.
5175	_LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
5176	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5177	;;
5178      esac
5179      ;;
5180
5181    darwin* | rhapsody*)
5182      _LT_DARWIN_LINKER_FEATURES($1)
5183      ;;
5184
5185    dgux*)
5186      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5187      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5188      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5189      ;;
5190
5191    # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
5192    # support.  Future versions do this automatically, but an explicit c++rt0.o
5193    # does not break anything, and helps significantly (at the cost of a little
5194    # extra space).
5195    freebsd2.2*)
5196      _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
5197      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5198      _LT_TAGVAR(hardcode_direct, $1)=yes
5199      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5200      ;;
5201
5202    # Unfortunately, older versions of FreeBSD 2 do not have this feature.
5203    freebsd2.*)
5204      _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5205      _LT_TAGVAR(hardcode_direct, $1)=yes
5206      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5207      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5208      ;;
5209
5210    # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
5211    freebsd* | dragonfly*)
5212      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5213      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5214      _LT_TAGVAR(hardcode_direct, $1)=yes
5215      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5216      ;;
5217
5218    hpux9*)
5219      if test "$GCC" = yes; then
5220	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5221      else
5222	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5223      fi
5224      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5225      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5226      _LT_TAGVAR(hardcode_direct, $1)=yes
5227
5228      # hardcode_minus_L: Not really in the search PATH,
5229      # but as the default location of the library.
5230      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5231      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5232      ;;
5233
5234    hpux10*)
5235      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
5236	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5237      else
5238	_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
5239      fi
5240      if test "$with_gnu_ld" = no; then
5241	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5242	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
5243	_LT_TAGVAR(hardcode_direct, $1)=yes
5244	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5245	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5246	# hardcode_minus_L: Not really in the search PATH,
5247	# but as the default location of the library.
5248	_LT_TAGVAR(hardcode_minus_L, $1)=yes
5249      fi
5250      ;;
5251
5252    hpux11*)
5253      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
5254	case $host_cpu in
5255	hppa*64*)
5256	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5257	  ;;
5258	ia64*)
5259	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5260	  ;;
5261	*)
5262	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5263	  ;;
5264	esac
5265      else
5266	case $host_cpu in
5267	hppa*64*)
5268	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5269	  ;;
5270	ia64*)
5271	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5272	  ;;
5273	*)
5274	m4_if($1, [], [
5275	  # Older versions of the 11.00 compiler do not understand -b yet
5276	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
5277	  _LT_LINKER_OPTION([if $CC understands -b],
5278	    _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
5279	    [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
5280	    [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
5281	  [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
5282	  ;;
5283	esac
5284      fi
5285      if test "$with_gnu_ld" = no; then
5286	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5287	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
5288
5289	case $host_cpu in
5290	hppa*64*|ia64*)
5291	  _LT_TAGVAR(hardcode_direct, $1)=no
5292	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5293	  ;;
5294	*)
5295	  _LT_TAGVAR(hardcode_direct, $1)=yes
5296	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5297	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5298
5299	  # hardcode_minus_L: Not really in the search PATH,
5300	  # but as the default location of the library.
5301	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
5302	  ;;
5303	esac
5304      fi
5305      ;;
5306
5307    irix5* | irix6* | nonstopux*)
5308      if test "$GCC" = yes; then
5309	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5310	# Try to use the -exported_symbol ld option, if it does not
5311	# work, assume that -exports_file does not work either and
5312	# implicitly export all symbols.
5313	# This should be the same for all languages, so no per-tag cache variable.
5314	AC_CACHE_CHECK([whether the $host_os linker accepts -exported_symbol],
5315	  [lt_cv_irix_exported_symbol],
5316	  [save_LDFLAGS="$LDFLAGS"
5317	   LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
5318	   AC_LINK_IFELSE(
5319	     [AC_LANG_SOURCE(
5320	        [AC_LANG_CASE([C], [[int foo (void) { return 0; }]],
5321			      [C++], [[int foo (void) { return 0; }]],
5322			      [Fortran 77], [[
5323      subroutine foo
5324      end]],
5325			      [Fortran], [[
5326      subroutine foo
5327      end]])])],
5328	      [lt_cv_irix_exported_symbol=yes],
5329	      [lt_cv_irix_exported_symbol=no])
5330           LDFLAGS="$save_LDFLAGS"])
5331	if test "$lt_cv_irix_exported_symbol" = yes; then
5332          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
5333	fi
5334      else
5335	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5336	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
5337      fi
5338      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5339      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5340      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5341      _LT_TAGVAR(inherit_rpath, $1)=yes
5342      _LT_TAGVAR(link_all_deplibs, $1)=yes
5343      ;;
5344
5345    netbsd*)
5346      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5347	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5348      else
5349	_LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5350      fi
5351      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5352      _LT_TAGVAR(hardcode_direct, $1)=yes
5353      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5354      ;;
5355
5356    newsos6)
5357      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5358      _LT_TAGVAR(hardcode_direct, $1)=yes
5359      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5360      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5361      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5362      ;;
5363
5364    *nto* | *qnx*)
5365      ;;
5366
5367    openbsd*)
5368      if test -f /usr/libexec/ld.so; then
5369	_LT_TAGVAR(hardcode_direct, $1)=yes
5370	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5371	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5372	if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
5373	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5374	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
5375	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5376	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5377	else
5378	  case $host_os in
5379	   openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
5380	     _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5381	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5382	     ;;
5383	   *)
5384	     _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5385	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5386	     ;;
5387	  esac
5388	fi
5389      else
5390	_LT_TAGVAR(ld_shlibs, $1)=no
5391      fi
5392      ;;
5393
5394    os2*)
5395      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5396      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5397      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5398      _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
5399      _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5400      ;;
5401
5402    osf3*)
5403      if test "$GCC" = yes; then
5404	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5405	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5406      else
5407	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5408	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5409      fi
5410      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5411      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5412      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5413      ;;
5414
5415    osf4* | osf5*)	# as osf3* with the addition of -msym flag
5416      if test "$GCC" = yes; then
5417	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5418	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $pic_flag $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5419	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5420      else
5421	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5422	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5423	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
5424	$CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
5425
5426	# Both c and cxx compiler support -rpath directly
5427	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5428      fi
5429      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5430      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5431      ;;
5432
5433    solaris*)
5434      _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5435      if test "$GCC" = yes; then
5436	wlarc='${wl}'
5437	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5438	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5439	  $CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5440      else
5441	case `$CC -V 2>&1` in
5442	*"Compilers 5.0"*)
5443	  wlarc=''
5444	  _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5445	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5446	  $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5447	  ;;
5448	*)
5449	  wlarc='${wl}'
5450	  _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5451	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5452	  $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5453	  ;;
5454	esac
5455      fi
5456      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5457      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5458      case $host_os in
5459      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5460      *)
5461	# The compiler driver will combine and reorder linker options,
5462	# but understands `-z linker_flag'.  GCC discards it without `$wl',
5463	# but is careful enough not to reorder.
5464	# Supported since Solaris 2.6 (maybe 2.5.1?)
5465	if test "$GCC" = yes; then
5466	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
5467	else
5468	  _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5469	fi
5470	;;
5471      esac
5472      _LT_TAGVAR(link_all_deplibs, $1)=yes
5473      ;;
5474
5475    sunos4*)
5476      if test "x$host_vendor" = xsequent; then
5477	# Use $CC to link under sequent, because it throws in some extra .o
5478	# files that make .init and .fini sections work.
5479	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5480      else
5481	_LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5482      fi
5483      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5484      _LT_TAGVAR(hardcode_direct, $1)=yes
5485      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5486      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5487      ;;
5488
5489    sysv4)
5490      case $host_vendor in
5491	sni)
5492	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5493	  _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5494	;;
5495	siemens)
5496	  ## LD is ld it makes a PLAMLIB
5497	  ## CC just makes a GrossModule.
5498	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5499	  _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5500	  _LT_TAGVAR(hardcode_direct, $1)=no
5501        ;;
5502	motorola)
5503	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5504	  _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5505	;;
5506      esac
5507      runpath_var='LD_RUN_PATH'
5508      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5509      ;;
5510
5511    sysv4.3*)
5512      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5513      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5514      _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5515      ;;
5516
5517    sysv4*MP*)
5518      if test -d /usr/nec; then
5519	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5520	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5521	runpath_var=LD_RUN_PATH
5522	hardcode_runpath_var=yes
5523	_LT_TAGVAR(ld_shlibs, $1)=yes
5524      fi
5525      ;;
5526
5527    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5528      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5529      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5530      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5531      runpath_var='LD_RUN_PATH'
5532
5533      if test "$GCC" = yes; then
5534	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5535	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5536      else
5537	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5538	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5539      fi
5540      ;;
5541
5542    sysv5* | sco3.2v5* | sco5v6*)
5543      # Note: We can NOT use -z defs as we might desire, because we do not
5544      # link with -lc, and that would cause any symbols used from libc to
5545      # always be unresolved, which means just about no library would
5546      # ever link correctly.  If we're not using GNU ld we use -z text
5547      # though, which does catch some bad symbols but isn't as heavy-handed
5548      # as -z defs.
5549      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5550      _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
5551      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5552      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5553      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
5554      _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5555      _LT_TAGVAR(link_all_deplibs, $1)=yes
5556      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5557      runpath_var='LD_RUN_PATH'
5558
5559      if test "$GCC" = yes; then
5560	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5561	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5562      else
5563	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5564	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5565      fi
5566      ;;
5567
5568    uts4*)
5569      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5570      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5571      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5572      ;;
5573
5574    *)
5575      _LT_TAGVAR(ld_shlibs, $1)=no
5576      ;;
5577    esac
5578
5579    if test x$host_vendor = xsni; then
5580      case $host in
5581      sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
5582	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
5583	;;
5584      esac
5585    fi
5586  fi
5587])
5588AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
5589test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5590
5591_LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
5592
5593_LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
5594_LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
5595_LT_DECL([], [extract_expsyms_cmds], [2],
5596    [The commands to extract the exported symbol list from a shared archive])
5597
5598#
5599# Do we need to explicitly link libc?
5600#
5601case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
5602x|xyes)
5603  # Assume -lc should be added
5604  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5605
5606  if test "$enable_shared" = yes && test "$GCC" = yes; then
5607    case $_LT_TAGVAR(archive_cmds, $1) in
5608    *'~'*)
5609      # FIXME: we may have to deal with multi-command sequences.
5610      ;;
5611    '$CC '*)
5612      # Test whether the compiler implicitly links with -lc since on some
5613      # systems, -lgcc has to come before -lc. If gcc already passes -lc
5614      # to ld, don't add -lc before -lgcc.
5615      AC_CACHE_CHECK([whether -lc should be explicitly linked in],
5616	[lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
5617	[$RM conftest*
5618	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
5619
5620	if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5621	  soname=conftest
5622	  lib=conftest
5623	  libobjs=conftest.$ac_objext
5624	  deplibs=
5625	  wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
5626	  pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
5627	  compiler_flags=-v
5628	  linker_flags=-v
5629	  verstring=
5630	  output_objdir=.
5631	  libname=conftest
5632	  lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
5633	  _LT_TAGVAR(allow_undefined_flag, $1)=
5634	  if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
5635	  then
5636	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5637	  else
5638	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5639	  fi
5640	  _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5641	else
5642	  cat conftest.err 1>&5
5643	fi
5644	$RM conftest*
5645	])
5646      _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
5647      ;;
5648    esac
5649  fi
5650  ;;
5651esac
5652
5653_LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
5654    [Whether or not to add -lc for building shared libraries])
5655_LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
5656    [enable_shared_with_static_runtimes], [0],
5657    [Whether or not to disallow shared libs when runtime libs are static])
5658_LT_TAGDECL([], [export_dynamic_flag_spec], [1],
5659    [Compiler flag to allow reflexive dlopens])
5660_LT_TAGDECL([], [whole_archive_flag_spec], [1],
5661    [Compiler flag to generate shared objects directly from archives])
5662_LT_TAGDECL([], [compiler_needs_object], [1],
5663    [Whether the compiler copes with passing no objects directly])
5664_LT_TAGDECL([], [old_archive_from_new_cmds], [2],
5665    [Create an old-style archive from a shared archive])
5666_LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
5667    [Create a temporary old-style archive to link instead of a shared archive])
5668_LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
5669_LT_TAGDECL([], [archive_expsym_cmds], [2])
5670_LT_TAGDECL([], [module_cmds], [2],
5671    [Commands used to build a loadable module if different from building
5672    a shared archive.])
5673_LT_TAGDECL([], [module_expsym_cmds], [2])
5674_LT_TAGDECL([], [with_gnu_ld], [1],
5675    [Whether we are building with GNU ld or not])
5676_LT_TAGDECL([], [allow_undefined_flag], [1],
5677    [Flag that allows shared libraries with undefined symbols to be built])
5678_LT_TAGDECL([], [no_undefined_flag], [1],
5679    [Flag that enforces no undefined symbols])
5680_LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
5681    [Flag to hardcode $libdir into a binary during linking.
5682    This must work even if $libdir does not exist])
5683_LT_TAGDECL([], [hardcode_libdir_separator], [1],
5684    [Whether we need a single "-rpath" flag with a separated argument])
5685_LT_TAGDECL([], [hardcode_direct], [0],
5686    [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5687    DIR into the resulting binary])
5688_LT_TAGDECL([], [hardcode_direct_absolute], [0],
5689    [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5690    DIR into the resulting binary and the resulting library dependency is
5691    "absolute", i.e impossible to change by setting ${shlibpath_var} if the
5692    library is relocated])
5693_LT_TAGDECL([], [hardcode_minus_L], [0],
5694    [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
5695    into the resulting binary])
5696_LT_TAGDECL([], [hardcode_shlibpath_var], [0],
5697    [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
5698    into the resulting binary])
5699_LT_TAGDECL([], [hardcode_automatic], [0],
5700    [Set to "yes" if building a shared library automatically hardcodes DIR
5701    into the library and all subsequent libraries and executables linked
5702    against it])
5703_LT_TAGDECL([], [inherit_rpath], [0],
5704    [Set to yes if linker adds runtime paths of dependent libraries
5705    to runtime path list])
5706_LT_TAGDECL([], [link_all_deplibs], [0],
5707    [Whether libtool must link a program against all its dependency libraries])
5708_LT_TAGDECL([], [always_export_symbols], [0],
5709    [Set to "yes" if exported symbols are required])
5710_LT_TAGDECL([], [export_symbols_cmds], [2],
5711    [The commands to list exported symbols])
5712_LT_TAGDECL([], [exclude_expsyms], [1],
5713    [Symbols that should not be listed in the preloaded symbols])
5714_LT_TAGDECL([], [include_expsyms], [1],
5715    [Symbols that must always be exported])
5716_LT_TAGDECL([], [prelink_cmds], [2],
5717    [Commands necessary for linking programs (against libraries) with templates])
5718_LT_TAGDECL([], [postlink_cmds], [2],
5719    [Commands necessary for finishing linking programs])
5720_LT_TAGDECL([], [file_list_spec], [1],
5721    [Specify filename containing input files])
5722dnl FIXME: Not yet implemented
5723dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
5724dnl    [Compiler flag to generate thread safe objects])
5725])# _LT_LINKER_SHLIBS
5726
5727
5728# _LT_LANG_C_CONFIG([TAG])
5729# ------------------------
5730# Ensure that the configuration variables for a C compiler are suitably
5731# defined.  These variables are subsequently used by _LT_CONFIG to write
5732# the compiler configuration to `libtool'.
5733m4_defun([_LT_LANG_C_CONFIG],
5734[m4_require([_LT_DECL_EGREP])dnl
5735lt_save_CC="$CC"
5736AC_LANG_PUSH(C)
5737
5738# Source file extension for C test sources.
5739ac_ext=c
5740
5741# Object file extension for compiled C test sources.
5742objext=o
5743_LT_TAGVAR(objext, $1)=$objext
5744
5745# Code to be used in simple compile tests
5746lt_simple_compile_test_code="int some_variable = 0;"
5747
5748# Code to be used in simple link tests
5749lt_simple_link_test_code='int main(){return(0);}'
5750
5751_LT_TAG_COMPILER
5752# Save the default compiler, since it gets overwritten when the other
5753# tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
5754compiler_DEFAULT=$CC
5755
5756# save warnings/boilerplate of simple test code
5757_LT_COMPILER_BOILERPLATE
5758_LT_LINKER_BOILERPLATE
5759
5760## CAVEAT EMPTOR:
5761## There is no encapsulation within the following macros, do not change
5762## the running order or otherwise move them around unless you know exactly
5763## what you are doing...
5764if test -n "$compiler"; then
5765  _LT_COMPILER_NO_RTTI($1)
5766  _LT_COMPILER_PIC($1)
5767  _LT_COMPILER_C_O($1)
5768  _LT_COMPILER_FILE_LOCKS($1)
5769  _LT_LINKER_SHLIBS($1)
5770  _LT_SYS_DYNAMIC_LINKER($1)
5771  _LT_LINKER_HARDCODE_LIBPATH($1)
5772  LT_SYS_DLOPEN_SELF
5773  _LT_CMD_STRIPLIB
5774
5775  # Report which library types will actually be built
5776  AC_MSG_CHECKING([if libtool supports shared libraries])
5777  AC_MSG_RESULT([$can_build_shared])
5778
5779  AC_MSG_CHECKING([whether to build shared libraries])
5780  test "$can_build_shared" = "no" && enable_shared=no
5781
5782  # On AIX, shared libraries and static libraries use the same namespace, and
5783  # are all built from PIC.
5784  case $host_os in
5785  aix3*)
5786    test "$enable_shared" = yes && enable_static=no
5787    if test -n "$RANLIB"; then
5788      archive_cmds="$archive_cmds~\$RANLIB \$lib"
5789      postinstall_cmds='$RANLIB $lib'
5790    fi
5791    ;;
5792
5793  aix[[4-9]]*)
5794    if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
5795      test "$enable_shared" = yes && enable_static=no
5796    fi
5797    ;;
5798  esac
5799  AC_MSG_RESULT([$enable_shared])
5800
5801  AC_MSG_CHECKING([whether to build static libraries])
5802  # Make sure either enable_shared or enable_static is yes.
5803  test "$enable_shared" = yes || enable_static=yes
5804  AC_MSG_RESULT([$enable_static])
5805
5806  _LT_CONFIG($1)
5807fi
5808AC_LANG_POP
5809CC="$lt_save_CC"
5810])# _LT_LANG_C_CONFIG
5811
5812
5813# _LT_LANG_CXX_CONFIG([TAG])
5814# --------------------------
5815# Ensure that the configuration variables for a C++ compiler are suitably
5816# defined.  These variables are subsequently used by _LT_CONFIG to write
5817# the compiler configuration to `libtool'.
5818m4_defun([_LT_LANG_CXX_CONFIG],
5819[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
5820m4_require([_LT_DECL_EGREP])dnl
5821m4_require([_LT_PATH_MANIFEST_TOOL])dnl
5822if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
5823    ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
5824    (test "X$CXX" != "Xg++"))) ; then
5825  AC_PROG_CXXCPP
5826else
5827  _lt_caught_CXX_error=yes
5828fi
5829
5830AC_LANG_PUSH(C++)
5831_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5832_LT_TAGVAR(allow_undefined_flag, $1)=
5833_LT_TAGVAR(always_export_symbols, $1)=no
5834_LT_TAGVAR(archive_expsym_cmds, $1)=
5835_LT_TAGVAR(compiler_needs_object, $1)=no
5836_LT_TAGVAR(export_dynamic_flag_spec, $1)=
5837_LT_TAGVAR(hardcode_direct, $1)=no
5838_LT_TAGVAR(hardcode_direct_absolute, $1)=no
5839_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5840_LT_TAGVAR(hardcode_libdir_separator, $1)=
5841_LT_TAGVAR(hardcode_minus_L, $1)=no
5842_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5843_LT_TAGVAR(hardcode_automatic, $1)=no
5844_LT_TAGVAR(inherit_rpath, $1)=no
5845_LT_TAGVAR(module_cmds, $1)=
5846_LT_TAGVAR(module_expsym_cmds, $1)=
5847_LT_TAGVAR(link_all_deplibs, $1)=unknown
5848_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
5849_LT_TAGVAR(reload_flag, $1)=$reload_flag
5850_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
5851_LT_TAGVAR(no_undefined_flag, $1)=
5852_LT_TAGVAR(whole_archive_flag_spec, $1)=
5853_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5854
5855# Source file extension for C++ test sources.
5856ac_ext=cpp
5857
5858# Object file extension for compiled C++ test sources.
5859objext=o
5860_LT_TAGVAR(objext, $1)=$objext
5861
5862# No sense in running all these tests if we already determined that
5863# the CXX compiler isn't working.  Some variables (like enable_shared)
5864# are currently assumed to apply to all compilers on this platform,
5865# and will be corrupted by setting them based on a non-working compiler.
5866if test "$_lt_caught_CXX_error" != yes; then
5867  # Code to be used in simple compile tests
5868  lt_simple_compile_test_code="int some_variable = 0;"
5869
5870  # Code to be used in simple link tests
5871  lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
5872
5873  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
5874  _LT_TAG_COMPILER
5875
5876  # save warnings/boilerplate of simple test code
5877  _LT_COMPILER_BOILERPLATE
5878  _LT_LINKER_BOILERPLATE
5879
5880  # Allow CC to be a program name with arguments.
5881  lt_save_CC=$CC
5882  lt_save_CFLAGS=$CFLAGS
5883  lt_save_LD=$LD
5884  lt_save_GCC=$GCC
5885  GCC=$GXX
5886  lt_save_with_gnu_ld=$with_gnu_ld
5887  lt_save_path_LD=$lt_cv_path_LD
5888  if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
5889    lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
5890  else
5891    $as_unset lt_cv_prog_gnu_ld
5892  fi
5893  if test -n "${lt_cv_path_LDCXX+set}"; then
5894    lt_cv_path_LD=$lt_cv_path_LDCXX
5895  else
5896    $as_unset lt_cv_path_LD
5897  fi
5898  test -z "${LDCXX+set}" || LD=$LDCXX
5899  CC=${CXX-"c++"}
5900  CFLAGS=$CXXFLAGS
5901  compiler=$CC
5902  _LT_TAGVAR(compiler, $1)=$CC
5903  _LT_CC_BASENAME([$compiler])
5904
5905  if test -n "$compiler"; then
5906    # We don't want -fno-exception when compiling C++ code, so set the
5907    # no_builtin_flag separately
5908    if test "$GXX" = yes; then
5909      _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
5910    else
5911      _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
5912    fi
5913
5914    if test "$GXX" = yes; then
5915      # Set up default GNU C++ configuration
5916
5917      LT_PATH_LD
5918
5919      # Check if GNU C++ uses GNU ld as the underlying linker, since the
5920      # archiving commands below assume that GNU ld is being used.
5921      if test "$with_gnu_ld" = yes; then
5922        _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5923        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5924
5925        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5926        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5927
5928        # If archive_cmds runs LD, not CC, wlarc should be empty
5929        # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
5930        #     investigate it a little bit more. (MM)
5931        wlarc='${wl}'
5932
5933        # ancient GNU ld didn't support --whole-archive et. al.
5934        if eval "`$CC -print-prog-name=ld` --help 2>&1" |
5935	  $GREP 'no-whole-archive' > /dev/null; then
5936          _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5937        else
5938          _LT_TAGVAR(whole_archive_flag_spec, $1)=
5939        fi
5940      else
5941        with_gnu_ld=no
5942        wlarc=
5943
5944        # A generic and very simple default shared library creation
5945        # command for GNU C++ for the case where it uses the native
5946        # linker, instead of GNU ld.  If possible, this setting should
5947        # overridden to take advantage of the native linker features on
5948        # the platform it is being used on.
5949        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
5950      fi
5951
5952      # Commands to make compiler produce verbose output that lists
5953      # what "hidden" libraries, object files and flags are used when
5954      # linking a shared library.
5955      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
5956
5957    else
5958      GXX=no
5959      with_gnu_ld=no
5960      wlarc=
5961    fi
5962
5963    # PORTME: fill in a description of your system's C++ link characteristics
5964    AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
5965    _LT_TAGVAR(ld_shlibs, $1)=yes
5966    case $host_os in
5967      aix3*)
5968        # FIXME: insert proper C++ library support
5969        _LT_TAGVAR(ld_shlibs, $1)=no
5970        ;;
5971      aix[[4-9]]*)
5972        if test "$host_cpu" = ia64; then
5973          # On IA64, the linker does run time linking by default, so we don't
5974          # have to do anything special.
5975          aix_use_runtimelinking=no
5976          exp_sym_flag='-Bexport'
5977          no_entry_flag=""
5978        else
5979          aix_use_runtimelinking=no
5980
5981          # Test if we are trying to use run time linking or normal
5982          # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5983          # need to do runtime linking.
5984          case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5985	    for ld_flag in $LDFLAGS; do
5986	      case $ld_flag in
5987	      *-brtl*)
5988	        aix_use_runtimelinking=yes
5989	        break
5990	        ;;
5991	      esac
5992	    done
5993	    ;;
5994          esac
5995
5996          exp_sym_flag='-bexport'
5997          no_entry_flag='-bnoentry'
5998        fi
5999
6000        # When large executables or shared objects are built, AIX ld can
6001        # have problems creating the table of contents.  If linking a library
6002        # or program results in "error TOC overflow" add -mminimal-toc to
6003        # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
6004        # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
6005
6006        _LT_TAGVAR(archive_cmds, $1)=''
6007        _LT_TAGVAR(hardcode_direct, $1)=yes
6008        _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6009        _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6010        _LT_TAGVAR(link_all_deplibs, $1)=yes
6011        _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
6012
6013        if test "$GXX" = yes; then
6014          case $host_os in aix4.[[012]]|aix4.[[012]].*)
6015          # We only want to do this on AIX 4.2 and lower, the check
6016          # below for broken collect2 doesn't work under 4.3+
6017	  collect2name=`${CC} -print-prog-name=collect2`
6018	  if test -f "$collect2name" &&
6019	     strings "$collect2name" | $GREP resolve_lib_name >/dev/null
6020	  then
6021	    # We have reworked collect2
6022	    :
6023	  else
6024	    # We have old collect2
6025	    _LT_TAGVAR(hardcode_direct, $1)=unsupported
6026	    # It fails to find uninstalled libraries when the uninstalled
6027	    # path is not listed in the libpath.  Setting hardcode_minus_L
6028	    # to unsupported forces relinking
6029	    _LT_TAGVAR(hardcode_minus_L, $1)=yes
6030	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6031	    _LT_TAGVAR(hardcode_libdir_separator, $1)=
6032	  fi
6033          esac
6034          shared_flag='-shared'
6035	  if test "$aix_use_runtimelinking" = yes; then
6036	    shared_flag="$shared_flag "'${wl}-G'
6037	  fi
6038        else
6039          # not using gcc
6040          if test "$host_cpu" = ia64; then
6041	  # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
6042	  # chokes on -Wl,-G. The following line is correct:
6043	  shared_flag='-G'
6044          else
6045	    if test "$aix_use_runtimelinking" = yes; then
6046	      shared_flag='${wl}-G'
6047	    else
6048	      shared_flag='${wl}-bM:SRE'
6049	    fi
6050          fi
6051        fi
6052
6053        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
6054        # It seems that -bexpall does not export symbols beginning with
6055        # underscore (_), so it is better to generate a list of symbols to
6056	# export.
6057        _LT_TAGVAR(always_export_symbols, $1)=yes
6058        if test "$aix_use_runtimelinking" = yes; then
6059          # Warning - without using the other runtime loading flags (-brtl),
6060          # -berok will link without error, but may produce a broken library.
6061          _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
6062          # Determine the default libpath from the value encoded in an empty
6063          # executable.
6064          _LT_SYS_MODULE_PATH_AIX([$1])
6065          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
6066
6067          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
6068        else
6069          if test "$host_cpu" = ia64; then
6070	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
6071	    _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
6072	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
6073          else
6074	    # Determine the default libpath from the value encoded in an
6075	    # empty executable.
6076	    _LT_SYS_MODULE_PATH_AIX([$1])
6077	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
6078	    # Warning - without using the other run time loading flags,
6079	    # -berok will link without error, but may produce a broken library.
6080	    _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
6081	    _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
6082	    if test "$with_gnu_ld" = yes; then
6083	      # We only use this code for GNU lds that support --whole-archive.
6084	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
6085	    else
6086	      # Exported symbols can be pulled into shared objects from archives
6087	      _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
6088	    fi
6089	    _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6090	    # This is similar to how AIX traditionally builds its shared
6091	    # libraries.
6092	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
6093          fi
6094        fi
6095        ;;
6096
6097      beos*)
6098	if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
6099	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6100	  # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
6101	  # support --undefined.  This deserves some investigation.  FIXME
6102	  _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6103	else
6104	  _LT_TAGVAR(ld_shlibs, $1)=no
6105	fi
6106	;;
6107
6108      chorus*)
6109        case $cc_basename in
6110          *)
6111	  # FIXME: insert proper C++ library support
6112	  _LT_TAGVAR(ld_shlibs, $1)=no
6113	  ;;
6114        esac
6115        ;;
6116
6117      cygwin* | mingw* | pw32* | cegcc*)
6118	case $GXX,$cc_basename in
6119	,cl* | no,cl*)
6120	  # Native MSVC
6121	  # hardcode_libdir_flag_spec is actually meaningless, as there is
6122	  # no search path for DLLs.
6123	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
6124	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6125	  _LT_TAGVAR(always_export_symbols, $1)=yes
6126	  _LT_TAGVAR(file_list_spec, $1)='@'
6127	  # Tell ltmain to make .lib files, not .a files.
6128	  libext=lib
6129	  # Tell ltmain to make .dll files, not .so files.
6130	  shrext_cmds=".dll"
6131	  # FIXME: Setting linknames here is a bad hack.
6132	  _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames='
6133	  _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
6134	      $SED -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp;
6135	    else
6136	      $SED -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp;
6137	    fi~
6138	    $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
6139	    linknames='
6140	  # The linker will not automatically build a static lib if we build a DLL.
6141	  # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
6142	  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6143	  # Don't use ranlib
6144	  _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
6145	  _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
6146	    lt_tool_outputfile="@TOOL_OUTPUT@"~
6147	    case $lt_outputfile in
6148	      *.exe|*.EXE) ;;
6149	      *)
6150		lt_outputfile="$lt_outputfile.exe"
6151		lt_tool_outputfile="$lt_tool_outputfile.exe"
6152		;;
6153	    esac~
6154	    func_to_tool_file "$lt_outputfile"~
6155	    if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then
6156	      $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
6157	      $RM "$lt_outputfile.manifest";
6158	    fi'
6159	  ;;
6160	*)
6161	  # g++
6162	  # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
6163	  # as there is no search path for DLLs.
6164	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6165	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
6166	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6167	  _LT_TAGVAR(always_export_symbols, $1)=no
6168	  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6169
6170	  if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
6171	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6172	    # If the export-symbols file already is a .def file (1st line
6173	    # is EXPORTS), use it as is; otherwise, prepend...
6174	    _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
6175	      cp $export_symbols $output_objdir/$soname.def;
6176	    else
6177	      echo EXPORTS > $output_objdir/$soname.def;
6178	      cat $export_symbols >> $output_objdir/$soname.def;
6179	    fi~
6180	    $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6181	  else
6182	    _LT_TAGVAR(ld_shlibs, $1)=no
6183	  fi
6184	  ;;
6185	esac
6186	;;
6187      darwin* | rhapsody*)
6188        _LT_DARWIN_LINKER_FEATURES($1)
6189	;;
6190
6191      dgux*)
6192        case $cc_basename in
6193          ec++*)
6194	    # FIXME: insert proper C++ library support
6195	    _LT_TAGVAR(ld_shlibs, $1)=no
6196	    ;;
6197          ghcx*)
6198	    # Green Hills C++ Compiler
6199	    # FIXME: insert proper C++ library support
6200	    _LT_TAGVAR(ld_shlibs, $1)=no
6201	    ;;
6202          *)
6203	    # FIXME: insert proper C++ library support
6204	    _LT_TAGVAR(ld_shlibs, $1)=no
6205	    ;;
6206        esac
6207        ;;
6208
6209      freebsd2.*)
6210        # C++ shared libraries reported to be fairly broken before
6211	# switch to ELF
6212        _LT_TAGVAR(ld_shlibs, $1)=no
6213        ;;
6214
6215      freebsd-elf*)
6216        _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6217        ;;
6218
6219      freebsd* | dragonfly*)
6220        # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
6221        # conventions
6222        _LT_TAGVAR(ld_shlibs, $1)=yes
6223        ;;
6224
6225      gnu*)
6226        ;;
6227
6228      haiku*)
6229        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6230        _LT_TAGVAR(link_all_deplibs, $1)=yes
6231        ;;
6232
6233      hpux9*)
6234        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
6235        _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6236        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6237        _LT_TAGVAR(hardcode_direct, $1)=yes
6238        _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6239				             # but as the default
6240				             # location of the library.
6241
6242        case $cc_basename in
6243          CC*)
6244            # FIXME: insert proper C++ library support
6245            _LT_TAGVAR(ld_shlibs, $1)=no
6246            ;;
6247          aCC*)
6248            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
6249            # Commands to make compiler produce verbose output that lists
6250            # what "hidden" libraries, object files and flags are used when
6251            # linking a shared library.
6252            #
6253            # There doesn't appear to be a way to prevent this compiler from
6254            # explicitly linking system object files so we need to strip them
6255            # from the output so that they don't get included in the library
6256            # dependencies.
6257            output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6258            ;;
6259          *)
6260            if test "$GXX" = yes; then
6261              _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
6262            else
6263              # FIXME: insert proper C++ library support
6264              _LT_TAGVAR(ld_shlibs, $1)=no
6265            fi
6266            ;;
6267        esac
6268        ;;
6269
6270      hpux10*|hpux11*)
6271        if test $with_gnu_ld = no; then
6272	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
6273	  _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6274
6275          case $host_cpu in
6276            hppa*64*|ia64*)
6277              ;;
6278            *)
6279	      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6280              ;;
6281          esac
6282        fi
6283        case $host_cpu in
6284          hppa*64*|ia64*)
6285            _LT_TAGVAR(hardcode_direct, $1)=no
6286            _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6287            ;;
6288          *)
6289            _LT_TAGVAR(hardcode_direct, $1)=yes
6290            _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6291            _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6292					         # but as the default
6293					         # location of the library.
6294            ;;
6295        esac
6296
6297        case $cc_basename in
6298          CC*)
6299	    # FIXME: insert proper C++ library support
6300	    _LT_TAGVAR(ld_shlibs, $1)=no
6301	    ;;
6302          aCC*)
6303	    case $host_cpu in
6304	      hppa*64*)
6305	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6306	        ;;
6307	      ia64*)
6308	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6309	        ;;
6310	      *)
6311	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6312	        ;;
6313	    esac
6314	    # Commands to make compiler produce verbose output that lists
6315	    # what "hidden" libraries, object files and flags are used when
6316	    # linking a shared library.
6317	    #
6318	    # There doesn't appear to be a way to prevent this compiler from
6319	    # explicitly linking system object files so we need to strip them
6320	    # from the output so that they don't get included in the library
6321	    # dependencies.
6322	    output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6323	    ;;
6324          *)
6325	    if test "$GXX" = yes; then
6326	      if test $with_gnu_ld = no; then
6327	        case $host_cpu in
6328	          hppa*64*)
6329	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6330	            ;;
6331	          ia64*)
6332	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6333	            ;;
6334	          *)
6335	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6336	            ;;
6337	        esac
6338	      fi
6339	    else
6340	      # FIXME: insert proper C++ library support
6341	      _LT_TAGVAR(ld_shlibs, $1)=no
6342	    fi
6343	    ;;
6344        esac
6345        ;;
6346
6347      interix[[3-9]]*)
6348	_LT_TAGVAR(hardcode_direct, $1)=no
6349	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6350	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6351	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6352	# Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
6353	# Instead, shared libraries are loaded at an image base (0x10000000 by
6354	# default) and relocated if they conflict, which is a slow very memory
6355	# consuming and fragmenting process.  To avoid this, we pick a random,
6356	# 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
6357	# time.  Moving up from 0x10000000 also allows more sbrk(2) space.
6358	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6359	_LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6360	;;
6361      irix5* | irix6*)
6362        case $cc_basename in
6363          CC*)
6364	    # SGI C++
6365	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6366
6367	    # Archives containing C++ object files must be created using
6368	    # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
6369	    # necessary to make sure instantiated templates are included
6370	    # in the archive.
6371	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
6372	    ;;
6373          *)
6374	    if test "$GXX" = yes; then
6375	      if test "$with_gnu_ld" = no; then
6376	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6377	      else
6378	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` -o $lib'
6379	      fi
6380	    fi
6381	    _LT_TAGVAR(link_all_deplibs, $1)=yes
6382	    ;;
6383        esac
6384        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6385        _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6386        _LT_TAGVAR(inherit_rpath, $1)=yes
6387        ;;
6388
6389      linux* | k*bsd*-gnu | kopensolaris*-gnu)
6390        case $cc_basename in
6391          KCC*)
6392	    # Kuck and Associates, Inc. (KAI) C++ Compiler
6393
6394	    # KCC will only create a shared library if the output file
6395	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
6396	    # to its proper name (with version) after linking.
6397	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6398	    _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
6399	    # Commands to make compiler produce verbose output that lists
6400	    # what "hidden" libraries, object files and flags are used when
6401	    # linking a shared library.
6402	    #
6403	    # There doesn't appear to be a way to prevent this compiler from
6404	    # explicitly linking system object files so we need to strip them
6405	    # from the output so that they don't get included in the library
6406	    # dependencies.
6407	    output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6408
6409	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6410	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6411
6412	    # Archives containing C++ object files must be created using
6413	    # "CC -Bstatic", where "CC" is the KAI C++ compiler.
6414	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
6415	    ;;
6416	  icpc* | ecpc* )
6417	    # Intel C++
6418	    with_gnu_ld=yes
6419	    # version 8.0 and above of icpc choke on multiply defined symbols
6420	    # if we add $predep_objects and $postdep_objects, however 7.1 and
6421	    # earlier do not add the objects themselves.
6422	    case `$CC -V 2>&1` in
6423	      *"Version 7."*)
6424	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6425		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
6426		;;
6427	      *)  # Version 8.0 or newer
6428	        tmp_idyn=
6429	        case $host_cpu in
6430		  ia64*) tmp_idyn=' -i_dynamic';;
6431		esac
6432	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6433		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
6434		;;
6435	    esac
6436	    _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6437	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6438	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6439	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
6440	    ;;
6441          pgCC* | pgcpp*)
6442            # Portland Group C++ compiler
6443	    case `$CC -V` in
6444	    *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6445	      _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6446		rm -rf $tpldir~
6447		$CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6448		compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
6449	      _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6450		rm -rf $tpldir~
6451		$CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6452		$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
6453		$RANLIB $oldlib'
6454	      _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6455		rm -rf $tpldir~
6456		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6457		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6458	      _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
6459		rm -rf $tpldir~
6460		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6461		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6462	      ;;
6463	    *) # Version 6 and above use weak symbols
6464	      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6465	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6466	      ;;
6467	    esac
6468
6469	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
6470	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6471	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
6472            ;;
6473	  cxx*)
6474	    # Compaq C++
6475	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6476	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
6477
6478	    runpath_var=LD_RUN_PATH
6479	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6480	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6481
6482	    # Commands to make compiler produce verbose output that lists
6483	    # what "hidden" libraries, object files and flags are used when
6484	    # linking a shared library.
6485	    #
6486	    # There doesn't appear to be a way to prevent this compiler from
6487	    # explicitly linking system object files so we need to strip them
6488	    # from the output so that they don't get included in the library
6489	    # dependencies.
6490	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
6491	    ;;
6492	  xl* | mpixl* | bgxl*)
6493	    # IBM XL 8.0 on PPC, with GNU ld
6494	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6495	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6496	    _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6497	    if test "x$supports_anon_versioning" = xyes; then
6498	      _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
6499		cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
6500		echo "local: *; };" >> $output_objdir/$libname.ver~
6501		$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
6502	    fi
6503	    ;;
6504	  *)
6505	    case `$CC -V 2>&1 | sed 5q` in
6506	    *Sun\ C*)
6507	      # Sun C++ 5.9
6508	      _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6509	      _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6510	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols'
6511	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6512	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
6513	      _LT_TAGVAR(compiler_needs_object, $1)=yes
6514
6515	      # Not sure whether something based on
6516	      # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
6517	      # would be better.
6518	      output_verbose_link_cmd='func_echo_all'
6519
6520	      # Archives containing C++ object files must be created using
6521	      # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6522	      # necessary to make sure instantiated templates are included
6523	      # in the archive.
6524	      _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6525	      ;;
6526	    esac
6527	    ;;
6528	esac
6529	;;
6530
6531      lynxos*)
6532        # FIXME: insert proper C++ library support
6533	_LT_TAGVAR(ld_shlibs, $1)=no
6534	;;
6535
6536      m88k*)
6537        # FIXME: insert proper C++ library support
6538        _LT_TAGVAR(ld_shlibs, $1)=no
6539	;;
6540
6541      mvs*)
6542        case $cc_basename in
6543          cxx*)
6544	    # FIXME: insert proper C++ library support
6545	    _LT_TAGVAR(ld_shlibs, $1)=no
6546	    ;;
6547	  *)
6548	    # FIXME: insert proper C++ library support
6549	    _LT_TAGVAR(ld_shlibs, $1)=no
6550	    ;;
6551	esac
6552	;;
6553
6554      netbsd*)
6555        if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
6556	  _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
6557	  wlarc=
6558	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6559	  _LT_TAGVAR(hardcode_direct, $1)=yes
6560	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6561	fi
6562	# Workaround some broken pre-1.5 toolchains
6563	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
6564	;;
6565
6566      *nto* | *qnx*)
6567        _LT_TAGVAR(ld_shlibs, $1)=yes
6568	;;
6569
6570      openbsd2*)
6571        # C++ shared libraries are fairly broken
6572	_LT_TAGVAR(ld_shlibs, $1)=no
6573	;;
6574
6575      openbsd*)
6576	if test -f /usr/libexec/ld.so; then
6577	  _LT_TAGVAR(hardcode_direct, $1)=yes
6578	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6579	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6580	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6581	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6582	  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
6583	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
6584	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6585	    _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
6586	  fi
6587	  output_verbose_link_cmd=func_echo_all
6588	else
6589	  _LT_TAGVAR(ld_shlibs, $1)=no
6590	fi
6591	;;
6592
6593      osf3* | osf4* | osf5*)
6594        case $cc_basename in
6595          KCC*)
6596	    # Kuck and Associates, Inc. (KAI) C++ Compiler
6597
6598	    # KCC will only create a shared library if the output file
6599	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
6600	    # to its proper name (with version) after linking.
6601	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6602
6603	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6604	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6605
6606	    # Archives containing C++ object files must be created using
6607	    # the KAI C++ compiler.
6608	    case $host in
6609	      osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
6610	      *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
6611	    esac
6612	    ;;
6613          RCC*)
6614	    # Rational C++ 2.4.1
6615	    # FIXME: insert proper C++ library support
6616	    _LT_TAGVAR(ld_shlibs, $1)=no
6617	    ;;
6618          cxx*)
6619	    case $host in
6620	      osf3*)
6621	        _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6622	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && func_echo_all "${wl}-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6623	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6624		;;
6625	      *)
6626	        _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
6627	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6628	        _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
6629	          echo "-hidden">> $lib.exp~
6630	          $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~
6631	          $RM $lib.exp'
6632	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6633		;;
6634	    esac
6635
6636	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6637
6638	    # Commands to make compiler produce verbose output that lists
6639	    # what "hidden" libraries, object files and flags are used when
6640	    # linking a shared library.
6641	    #
6642	    # There doesn't appear to be a way to prevent this compiler from
6643	    # explicitly linking system object files so we need to strip them
6644	    # from the output so that they don't get included in the library
6645	    # dependencies.
6646	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6647	    ;;
6648	  *)
6649	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6650	      _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6651	      case $host in
6652	        osf3*)
6653	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6654		  ;;
6655	        *)
6656	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6657		  ;;
6658	      esac
6659
6660	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6661	      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6662
6663	      # Commands to make compiler produce verbose output that lists
6664	      # what "hidden" libraries, object files and flags are used when
6665	      # linking a shared library.
6666	      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6667
6668	    else
6669	      # FIXME: insert proper C++ library support
6670	      _LT_TAGVAR(ld_shlibs, $1)=no
6671	    fi
6672	    ;;
6673        esac
6674        ;;
6675
6676      psos*)
6677        # FIXME: insert proper C++ library support
6678        _LT_TAGVAR(ld_shlibs, $1)=no
6679        ;;
6680
6681      sunos4*)
6682        case $cc_basename in
6683          CC*)
6684	    # Sun C++ 4.x
6685	    # FIXME: insert proper C++ library support
6686	    _LT_TAGVAR(ld_shlibs, $1)=no
6687	    ;;
6688          lcc*)
6689	    # Lucid
6690	    # FIXME: insert proper C++ library support
6691	    _LT_TAGVAR(ld_shlibs, $1)=no
6692	    ;;
6693          *)
6694	    # FIXME: insert proper C++ library support
6695	    _LT_TAGVAR(ld_shlibs, $1)=no
6696	    ;;
6697        esac
6698        ;;
6699
6700      solaris*)
6701        case $cc_basename in
6702          CC* | sunCC*)
6703	    # Sun C++ 4.2, 5.x and Centerline C++
6704            _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
6705	    _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6706	    _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6707	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6708	      $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6709
6710	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6711	    _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6712	    case $host_os in
6713	      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6714	      *)
6715		# The compiler driver will combine and reorder linker options,
6716		# but understands `-z linker_flag'.
6717	        # Supported since Solaris 2.6 (maybe 2.5.1?)
6718		_LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
6719	        ;;
6720	    esac
6721	    _LT_TAGVAR(link_all_deplibs, $1)=yes
6722
6723	    output_verbose_link_cmd='func_echo_all'
6724
6725	    # Archives containing C++ object files must be created using
6726	    # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6727	    # necessary to make sure instantiated templates are included
6728	    # in the archive.
6729	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6730	    ;;
6731          gcx*)
6732	    # Green Hills C++ Compiler
6733	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6734
6735	    # The C++ compiler must be used to create the archive.
6736	    _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
6737	    ;;
6738          *)
6739	    # GNU C++ compiler with Solaris linker
6740	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6741	      _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
6742	      if $CC --version | $GREP -v '^2\.7' > /dev/null; then
6743	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6744	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6745		  $CC -shared $pic_flag -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6746
6747	        # Commands to make compiler produce verbose output that lists
6748	        # what "hidden" libraries, object files and flags are used when
6749	        # linking a shared library.
6750	        output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6751	      else
6752	        # g++ 2.7 appears to require `-G' NOT `-shared' on this
6753	        # platform.
6754	        _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6755	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6756		  $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6757
6758	        # Commands to make compiler produce verbose output that lists
6759	        # what "hidden" libraries, object files and flags are used when
6760	        # linking a shared library.
6761	        output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6762	      fi
6763
6764	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
6765	      case $host_os in
6766		solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6767		*)
6768		  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
6769		  ;;
6770	      esac
6771	    fi
6772	    ;;
6773        esac
6774        ;;
6775
6776    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
6777      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6778      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6779      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6780      runpath_var='LD_RUN_PATH'
6781
6782      case $cc_basename in
6783        CC*)
6784	  _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6785	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6786	  ;;
6787	*)
6788	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6789	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6790	  ;;
6791      esac
6792      ;;
6793
6794      sysv5* | sco3.2v5* | sco5v6*)
6795	# Note: We can NOT use -z defs as we might desire, because we do not
6796	# link with -lc, and that would cause any symbols used from libc to
6797	# always be unresolved, which means just about no library would
6798	# ever link correctly.  If we're not using GNU ld we use -z text
6799	# though, which does catch some bad symbols but isn't as heavy-handed
6800	# as -z defs.
6801	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6802	_LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
6803	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6804	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6805	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
6806	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6807	_LT_TAGVAR(link_all_deplibs, $1)=yes
6808	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
6809	runpath_var='LD_RUN_PATH'
6810
6811	case $cc_basename in
6812          CC*)
6813	    _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6814	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6815	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
6816	      '"$_LT_TAGVAR(old_archive_cmds, $1)"
6817	    _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
6818	      '"$_LT_TAGVAR(reload_cmds, $1)"
6819	    ;;
6820	  *)
6821	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6822	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6823	    ;;
6824	esac
6825      ;;
6826
6827      tandem*)
6828        case $cc_basename in
6829          NCC*)
6830	    # NonStop-UX NCC 3.20
6831	    # FIXME: insert proper C++ library support
6832	    _LT_TAGVAR(ld_shlibs, $1)=no
6833	    ;;
6834          *)
6835	    # FIXME: insert proper C++ library support
6836	    _LT_TAGVAR(ld_shlibs, $1)=no
6837	    ;;
6838        esac
6839        ;;
6840
6841      vxworks*)
6842        # FIXME: insert proper C++ library support
6843        _LT_TAGVAR(ld_shlibs, $1)=no
6844        ;;
6845
6846      *)
6847        # FIXME: insert proper C++ library support
6848        _LT_TAGVAR(ld_shlibs, $1)=no
6849        ;;
6850    esac
6851
6852    AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6853    test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
6854
6855    _LT_TAGVAR(GCC, $1)="$GXX"
6856    _LT_TAGVAR(LD, $1)="$LD"
6857
6858    ## CAVEAT EMPTOR:
6859    ## There is no encapsulation within the following macros, do not change
6860    ## the running order or otherwise move them around unless you know exactly
6861    ## what you are doing...
6862    _LT_SYS_HIDDEN_LIBDEPS($1)
6863    _LT_COMPILER_PIC($1)
6864    _LT_COMPILER_C_O($1)
6865    _LT_COMPILER_FILE_LOCKS($1)
6866    _LT_LINKER_SHLIBS($1)
6867    _LT_SYS_DYNAMIC_LINKER($1)
6868    _LT_LINKER_HARDCODE_LIBPATH($1)
6869
6870    _LT_CONFIG($1)
6871  fi # test -n "$compiler"
6872
6873  CC=$lt_save_CC
6874  CFLAGS=$lt_save_CFLAGS
6875  LDCXX=$LD
6876  LD=$lt_save_LD
6877  GCC=$lt_save_GCC
6878  with_gnu_ld=$lt_save_with_gnu_ld
6879  lt_cv_path_LDCXX=$lt_cv_path_LD
6880  lt_cv_path_LD=$lt_save_path_LD
6881  lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
6882  lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
6883fi # test "$_lt_caught_CXX_error" != yes
6884
6885AC_LANG_POP
6886])# _LT_LANG_CXX_CONFIG
6887
6888
6889# _LT_FUNC_STRIPNAME_CNF
6890# ----------------------
6891# func_stripname_cnf prefix suffix name
6892# strip PREFIX and SUFFIX off of NAME.
6893# PREFIX and SUFFIX must not contain globbing or regex special
6894# characters, hashes, percent signs, but SUFFIX may contain a leading
6895# dot (in which case that matches only a dot).
6896#
6897# This function is identical to the (non-XSI) version of func_stripname,
6898# except this one can be used by m4 code that may be executed by configure,
6899# rather than the libtool script.
6900m4_defun([_LT_FUNC_STRIPNAME_CNF],[dnl
6901AC_REQUIRE([_LT_DECL_SED])
6902AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])
6903func_stripname_cnf ()
6904{
6905  case ${2} in
6906  .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
6907  *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
6908  esac
6909} # func_stripname_cnf
6910])# _LT_FUNC_STRIPNAME_CNF
6911
6912# _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
6913# ---------------------------------
6914# Figure out "hidden" library dependencies from verbose
6915# compiler output when linking a shared library.
6916# Parse the compiler output and extract the necessary
6917# objects, libraries and library flags.
6918m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
6919[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6920AC_REQUIRE([_LT_FUNC_STRIPNAME_CNF])dnl
6921# Dependencies to place before and after the object being linked:
6922_LT_TAGVAR(predep_objects, $1)=
6923_LT_TAGVAR(postdep_objects, $1)=
6924_LT_TAGVAR(predeps, $1)=
6925_LT_TAGVAR(postdeps, $1)=
6926_LT_TAGVAR(compiler_lib_search_path, $1)=
6927
6928dnl we can't use the lt_simple_compile_test_code here,
6929dnl because it contains code intended for an executable,
6930dnl not a library.  It's possible we should let each
6931dnl tag define a new lt_????_link_test_code variable,
6932dnl but it's only used here...
6933m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
6934int a;
6935void foo (void) { a = 0; }
6936_LT_EOF
6937], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
6938class Foo
6939{
6940public:
6941  Foo (void) { a = 0; }
6942private:
6943  int a;
6944};
6945_LT_EOF
6946], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
6947      subroutine foo
6948      implicit none
6949      integer*4 a
6950      a=0
6951      return
6952      end
6953_LT_EOF
6954], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
6955      subroutine foo
6956      implicit none
6957      integer a
6958      a=0
6959      return
6960      end
6961_LT_EOF
6962], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
6963public class foo {
6964  private int a;
6965  public void bar (void) {
6966    a = 0;
6967  }
6968};
6969_LT_EOF
6970], [$1], [GO], [cat > conftest.$ac_ext <<_LT_EOF
6971package foo
6972func foo() {
6973}
6974_LT_EOF
6975])
6976
6977_lt_libdeps_save_CFLAGS=$CFLAGS
6978case "$CC $CFLAGS " in #(
6979*\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;;
6980*\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;;
6981*\ -fuse-linker-plugin*\ *) CFLAGS="$CFLAGS -fno-use-linker-plugin" ;;
6982esac
6983
6984dnl Parse the compiler output and extract the necessary
6985dnl objects, libraries and library flags.
6986if AC_TRY_EVAL(ac_compile); then
6987  # Parse the compiler output and extract the necessary
6988  # objects, libraries and library flags.
6989
6990  # Sentinel used to keep track of whether or not we are before
6991  # the conftest object file.
6992  pre_test_object_deps_done=no
6993
6994  for p in `eval "$output_verbose_link_cmd"`; do
6995    case ${prev}${p} in
6996
6997    -L* | -R* | -l*)
6998       # Some compilers place space between "-{L,R}" and the path.
6999       # Remove the space.
7000       if test $p = "-L" ||
7001          test $p = "-R"; then
7002	 prev=$p
7003	 continue
7004       fi
7005
7006       # Expand the sysroot to ease extracting the directories later.
7007       if test -z "$prev"; then
7008         case $p in
7009         -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;;
7010         -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;;
7011         -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;;
7012         esac
7013       fi
7014       case $p in
7015       =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;;
7016       esac
7017       if test "$pre_test_object_deps_done" = no; then
7018	 case ${prev} in
7019	 -L | -R)
7020	   # Internal compiler library paths should come after those
7021	   # provided the user.  The postdeps already come after the
7022	   # user supplied libs so there is no need to process them.
7023	   if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
7024	     _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
7025	   else
7026	     _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
7027	   fi
7028	   ;;
7029	 # The "-l" case would never come before the object being
7030	 # linked, so don't bother handling this case.
7031	 esac
7032       else
7033	 if test -z "$_LT_TAGVAR(postdeps, $1)"; then
7034	   _LT_TAGVAR(postdeps, $1)="${prev}${p}"
7035	 else
7036	   _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
7037	 fi
7038       fi
7039       prev=
7040       ;;
7041
7042    *.lto.$objext) ;; # Ignore GCC LTO objects
7043    *.$objext)
7044       # This assumes that the test object file only shows up
7045       # once in the compiler output.
7046       if test "$p" = "conftest.$objext"; then
7047	 pre_test_object_deps_done=yes
7048	 continue
7049       fi
7050
7051       if test "$pre_test_object_deps_done" = no; then
7052	 if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
7053	   _LT_TAGVAR(predep_objects, $1)="$p"
7054	 else
7055	   _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
7056	 fi
7057       else
7058	 if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
7059	   _LT_TAGVAR(postdep_objects, $1)="$p"
7060	 else
7061	   _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
7062	 fi
7063       fi
7064       ;;
7065
7066    *) ;; # Ignore the rest.
7067
7068    esac
7069  done
7070
7071  # Clean up.
7072  rm -f a.out a.exe
7073else
7074  echo "libtool.m4: error: problem compiling $1 test program"
7075fi
7076
7077$RM -f confest.$objext
7078CFLAGS=$_lt_libdeps_save_CFLAGS
7079
7080# PORTME: override above test on systems where it is broken
7081m4_if([$1], [CXX],
7082[case $host_os in
7083interix[[3-9]]*)
7084  # Interix 3.5 installs completely hosed .la files for C++, so rather than
7085  # hack all around it, let's just trust "g++" to DTRT.
7086  _LT_TAGVAR(predep_objects,$1)=
7087  _LT_TAGVAR(postdep_objects,$1)=
7088  _LT_TAGVAR(postdeps,$1)=
7089  ;;
7090
7091linux*)
7092  case `$CC -V 2>&1 | sed 5q` in
7093  *Sun\ C*)
7094    # Sun C++ 5.9
7095
7096    # The more standards-conforming stlport4 library is
7097    # incompatible with the Cstd library. Avoid specifying
7098    # it if it's in CXXFLAGS. Ignore libCrun as
7099    # -library=stlport4 depends on it.
7100    case " $CXX $CXXFLAGS " in
7101    *" -library=stlport4 "*)
7102      solaris_use_stlport4=yes
7103      ;;
7104    esac
7105
7106    if test "$solaris_use_stlport4" != yes; then
7107      _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
7108    fi
7109    ;;
7110  esac
7111  ;;
7112
7113solaris*)
7114  case $cc_basename in
7115  CC* | sunCC*)
7116    # The more standards-conforming stlport4 library is
7117    # incompatible with the Cstd library. Avoid specifying
7118    # it if it's in CXXFLAGS. Ignore libCrun as
7119    # -library=stlport4 depends on it.
7120    case " $CXX $CXXFLAGS " in
7121    *" -library=stlport4 "*)
7122      solaris_use_stlport4=yes
7123      ;;
7124    esac
7125
7126    # Adding this requires a known-good setup of shared libraries for
7127    # Sun compiler versions before 5.6, else PIC objects from an old
7128    # archive will be linked into the output, leading to subtle bugs.
7129    if test "$solaris_use_stlport4" != yes; then
7130      _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
7131    fi
7132    ;;
7133  esac
7134  ;;
7135esac
7136])
7137
7138case " $_LT_TAGVAR(postdeps, $1) " in
7139*" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
7140esac
7141 _LT_TAGVAR(compiler_lib_search_dirs, $1)=
7142if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
7143 _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
7144fi
7145_LT_TAGDECL([], [compiler_lib_search_dirs], [1],
7146    [The directories searched by this compiler when creating a shared library])
7147_LT_TAGDECL([], [predep_objects], [1],
7148    [Dependencies to place before and after the objects being linked to
7149    create a shared library])
7150_LT_TAGDECL([], [postdep_objects], [1])
7151_LT_TAGDECL([], [predeps], [1])
7152_LT_TAGDECL([], [postdeps], [1])
7153_LT_TAGDECL([], [compiler_lib_search_path], [1],
7154    [The library search path used internally by the compiler when linking
7155    a shared library])
7156])# _LT_SYS_HIDDEN_LIBDEPS
7157
7158
7159# _LT_LANG_F77_CONFIG([TAG])
7160# --------------------------
7161# Ensure that the configuration variables for a Fortran 77 compiler are
7162# suitably defined.  These variables are subsequently used by _LT_CONFIG
7163# to write the compiler configuration to `libtool'.
7164m4_defun([_LT_LANG_F77_CONFIG],
7165[AC_LANG_PUSH(Fortran 77)
7166if test -z "$F77" || test "X$F77" = "Xno"; then
7167  _lt_disable_F77=yes
7168fi
7169
7170_LT_TAGVAR(archive_cmds_need_lc, $1)=no
7171_LT_TAGVAR(allow_undefined_flag, $1)=
7172_LT_TAGVAR(always_export_symbols, $1)=no
7173_LT_TAGVAR(archive_expsym_cmds, $1)=
7174_LT_TAGVAR(export_dynamic_flag_spec, $1)=
7175_LT_TAGVAR(hardcode_direct, $1)=no
7176_LT_TAGVAR(hardcode_direct_absolute, $1)=no
7177_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7178_LT_TAGVAR(hardcode_libdir_separator, $1)=
7179_LT_TAGVAR(hardcode_minus_L, $1)=no
7180_LT_TAGVAR(hardcode_automatic, $1)=no
7181_LT_TAGVAR(inherit_rpath, $1)=no
7182_LT_TAGVAR(module_cmds, $1)=
7183_LT_TAGVAR(module_expsym_cmds, $1)=
7184_LT_TAGVAR(link_all_deplibs, $1)=unknown
7185_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7186_LT_TAGVAR(reload_flag, $1)=$reload_flag
7187_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7188_LT_TAGVAR(no_undefined_flag, $1)=
7189_LT_TAGVAR(whole_archive_flag_spec, $1)=
7190_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7191
7192# Source file extension for f77 test sources.
7193ac_ext=f
7194
7195# Object file extension for compiled f77 test sources.
7196objext=o
7197_LT_TAGVAR(objext, $1)=$objext
7198
7199# No sense in running all these tests if we already determined that
7200# the F77 compiler isn't working.  Some variables (like enable_shared)
7201# are currently assumed to apply to all compilers on this platform,
7202# and will be corrupted by setting them based on a non-working compiler.
7203if test "$_lt_disable_F77" != yes; then
7204  # Code to be used in simple compile tests
7205  lt_simple_compile_test_code="\
7206      subroutine t
7207      return
7208      end
7209"
7210
7211  # Code to be used in simple link tests
7212  lt_simple_link_test_code="\
7213      program t
7214      end
7215"
7216
7217  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7218  _LT_TAG_COMPILER
7219
7220  # save warnings/boilerplate of simple test code
7221  _LT_COMPILER_BOILERPLATE
7222  _LT_LINKER_BOILERPLATE
7223
7224  # Allow CC to be a program name with arguments.
7225  lt_save_CC="$CC"
7226  lt_save_GCC=$GCC
7227  lt_save_CFLAGS=$CFLAGS
7228  CC=${F77-"f77"}
7229  CFLAGS=$FFLAGS
7230  compiler=$CC
7231  _LT_TAGVAR(compiler, $1)=$CC
7232  _LT_CC_BASENAME([$compiler])
7233  GCC=$G77
7234  if test -n "$compiler"; then
7235    AC_MSG_CHECKING([if libtool supports shared libraries])
7236    AC_MSG_RESULT([$can_build_shared])
7237
7238    AC_MSG_CHECKING([whether to build shared libraries])
7239    test "$can_build_shared" = "no" && enable_shared=no
7240
7241    # On AIX, shared libraries and static libraries use the same namespace, and
7242    # are all built from PIC.
7243    case $host_os in
7244      aix3*)
7245        test "$enable_shared" = yes && enable_static=no
7246        if test -n "$RANLIB"; then
7247          archive_cmds="$archive_cmds~\$RANLIB \$lib"
7248          postinstall_cmds='$RANLIB $lib'
7249        fi
7250        ;;
7251      aix[[4-9]]*)
7252	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
7253	  test "$enable_shared" = yes && enable_static=no
7254	fi
7255        ;;
7256    esac
7257    AC_MSG_RESULT([$enable_shared])
7258
7259    AC_MSG_CHECKING([whether to build static libraries])
7260    # Make sure either enable_shared or enable_static is yes.
7261    test "$enable_shared" = yes || enable_static=yes
7262    AC_MSG_RESULT([$enable_static])
7263
7264    _LT_TAGVAR(GCC, $1)="$G77"
7265    _LT_TAGVAR(LD, $1)="$LD"
7266
7267    ## CAVEAT EMPTOR:
7268    ## There is no encapsulation within the following macros, do not change
7269    ## the running order or otherwise move them around unless you know exactly
7270    ## what you are doing...
7271    _LT_COMPILER_PIC($1)
7272    _LT_COMPILER_C_O($1)
7273    _LT_COMPILER_FILE_LOCKS($1)
7274    _LT_LINKER_SHLIBS($1)
7275    _LT_SYS_DYNAMIC_LINKER($1)
7276    _LT_LINKER_HARDCODE_LIBPATH($1)
7277
7278    _LT_CONFIG($1)
7279  fi # test -n "$compiler"
7280
7281  GCC=$lt_save_GCC
7282  CC="$lt_save_CC"
7283  CFLAGS="$lt_save_CFLAGS"
7284fi # test "$_lt_disable_F77" != yes
7285
7286AC_LANG_POP
7287])# _LT_LANG_F77_CONFIG
7288
7289
7290# _LT_LANG_FC_CONFIG([TAG])
7291# -------------------------
7292# Ensure that the configuration variables for a Fortran compiler are
7293# suitably defined.  These variables are subsequently used by _LT_CONFIG
7294# to write the compiler configuration to `libtool'.
7295m4_defun([_LT_LANG_FC_CONFIG],
7296[AC_LANG_PUSH(Fortran)
7297
7298if test -z "$FC" || test "X$FC" = "Xno"; then
7299  _lt_disable_FC=yes
7300fi
7301
7302_LT_TAGVAR(archive_cmds_need_lc, $1)=no
7303_LT_TAGVAR(allow_undefined_flag, $1)=
7304_LT_TAGVAR(always_export_symbols, $1)=no
7305_LT_TAGVAR(archive_expsym_cmds, $1)=
7306_LT_TAGVAR(export_dynamic_flag_spec, $1)=
7307_LT_TAGVAR(hardcode_direct, $1)=no
7308_LT_TAGVAR(hardcode_direct_absolute, $1)=no
7309_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7310_LT_TAGVAR(hardcode_libdir_separator, $1)=
7311_LT_TAGVAR(hardcode_minus_L, $1)=no
7312_LT_TAGVAR(hardcode_automatic, $1)=no
7313_LT_TAGVAR(inherit_rpath, $1)=no
7314_LT_TAGVAR(module_cmds, $1)=
7315_LT_TAGVAR(module_expsym_cmds, $1)=
7316_LT_TAGVAR(link_all_deplibs, $1)=unknown
7317_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7318_LT_TAGVAR(reload_flag, $1)=$reload_flag
7319_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7320_LT_TAGVAR(no_undefined_flag, $1)=
7321_LT_TAGVAR(whole_archive_flag_spec, $1)=
7322_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7323
7324# Source file extension for fc test sources.
7325ac_ext=${ac_fc_srcext-f}
7326
7327# Object file extension for compiled fc test sources.
7328objext=o
7329_LT_TAGVAR(objext, $1)=$objext
7330
7331# No sense in running all these tests if we already determined that
7332# the FC compiler isn't working.  Some variables (like enable_shared)
7333# are currently assumed to apply to all compilers on this platform,
7334# and will be corrupted by setting them based on a non-working compiler.
7335if test "$_lt_disable_FC" != yes; then
7336  # Code to be used in simple compile tests
7337  lt_simple_compile_test_code="\
7338      subroutine t
7339      return
7340      end
7341"
7342
7343  # Code to be used in simple link tests
7344  lt_simple_link_test_code="\
7345      program t
7346      end
7347"
7348
7349  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7350  _LT_TAG_COMPILER
7351
7352  # save warnings/boilerplate of simple test code
7353  _LT_COMPILER_BOILERPLATE
7354  _LT_LINKER_BOILERPLATE
7355
7356  # Allow CC to be a program name with arguments.
7357  lt_save_CC="$CC"
7358  lt_save_GCC=$GCC
7359  lt_save_CFLAGS=$CFLAGS
7360  CC=${FC-"f95"}
7361  CFLAGS=$FCFLAGS
7362  compiler=$CC
7363  GCC=$ac_cv_fc_compiler_gnu
7364
7365  _LT_TAGVAR(compiler, $1)=$CC
7366  _LT_CC_BASENAME([$compiler])
7367
7368  if test -n "$compiler"; then
7369    AC_MSG_CHECKING([if libtool supports shared libraries])
7370    AC_MSG_RESULT([$can_build_shared])
7371
7372    AC_MSG_CHECKING([whether to build shared libraries])
7373    test "$can_build_shared" = "no" && enable_shared=no
7374
7375    # On AIX, shared libraries and static libraries use the same namespace, and
7376    # are all built from PIC.
7377    case $host_os in
7378      aix3*)
7379        test "$enable_shared" = yes && enable_static=no
7380        if test -n "$RANLIB"; then
7381          archive_cmds="$archive_cmds~\$RANLIB \$lib"
7382          postinstall_cmds='$RANLIB $lib'
7383        fi
7384        ;;
7385      aix[[4-9]]*)
7386	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
7387	  test "$enable_shared" = yes && enable_static=no
7388	fi
7389        ;;
7390    esac
7391    AC_MSG_RESULT([$enable_shared])
7392
7393    AC_MSG_CHECKING([whether to build static libraries])
7394    # Make sure either enable_shared or enable_static is yes.
7395    test "$enable_shared" = yes || enable_static=yes
7396    AC_MSG_RESULT([$enable_static])
7397
7398    _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
7399    _LT_TAGVAR(LD, $1)="$LD"
7400
7401    ## CAVEAT EMPTOR:
7402    ## There is no encapsulation within the following macros, do not change
7403    ## the running order or otherwise move them around unless you know exactly
7404    ## what you are doing...
7405    _LT_SYS_HIDDEN_LIBDEPS($1)
7406    _LT_COMPILER_PIC($1)
7407    _LT_COMPILER_C_O($1)
7408    _LT_COMPILER_FILE_LOCKS($1)
7409    _LT_LINKER_SHLIBS($1)
7410    _LT_SYS_DYNAMIC_LINKER($1)
7411    _LT_LINKER_HARDCODE_LIBPATH($1)
7412
7413    _LT_CONFIG($1)
7414  fi # test -n "$compiler"
7415
7416  GCC=$lt_save_GCC
7417  CC=$lt_save_CC
7418  CFLAGS=$lt_save_CFLAGS
7419fi # test "$_lt_disable_FC" != yes
7420
7421AC_LANG_POP
7422])# _LT_LANG_FC_CONFIG
7423
7424
7425# _LT_LANG_GCJ_CONFIG([TAG])
7426# --------------------------
7427# Ensure that the configuration variables for the GNU Java Compiler compiler
7428# are suitably defined.  These variables are subsequently used by _LT_CONFIG
7429# to write the compiler configuration to `libtool'.
7430m4_defun([_LT_LANG_GCJ_CONFIG],
7431[AC_REQUIRE([LT_PROG_GCJ])dnl
7432AC_LANG_SAVE
7433
7434# Source file extension for Java test sources.
7435ac_ext=java
7436
7437# Object file extension for compiled Java test sources.
7438objext=o
7439_LT_TAGVAR(objext, $1)=$objext
7440
7441# Code to be used in simple compile tests
7442lt_simple_compile_test_code="class foo {}"
7443
7444# Code to be used in simple link tests
7445lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
7446
7447# ltmain only uses $CC for tagged configurations so make sure $CC is set.
7448_LT_TAG_COMPILER
7449
7450# save warnings/boilerplate of simple test code
7451_LT_COMPILER_BOILERPLATE
7452_LT_LINKER_BOILERPLATE
7453
7454# Allow CC to be a program name with arguments.
7455lt_save_CC=$CC
7456lt_save_CFLAGS=$CFLAGS
7457lt_save_GCC=$GCC
7458GCC=yes
7459CC=${GCJ-"gcj"}
7460CFLAGS=$GCJFLAGS
7461compiler=$CC
7462_LT_TAGVAR(compiler, $1)=$CC
7463_LT_TAGVAR(LD, $1)="$LD"
7464_LT_CC_BASENAME([$compiler])
7465
7466# GCJ did not exist at the time GCC didn't implicitly link libc in.
7467_LT_TAGVAR(archive_cmds_need_lc, $1)=no
7468
7469_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7470_LT_TAGVAR(reload_flag, $1)=$reload_flag
7471_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7472
7473## CAVEAT EMPTOR:
7474## There is no encapsulation within the following macros, do not change
7475## the running order or otherwise move them around unless you know exactly
7476## what you are doing...
7477if test -n "$compiler"; then
7478  _LT_COMPILER_NO_RTTI($1)
7479  _LT_COMPILER_PIC($1)
7480  _LT_COMPILER_C_O($1)
7481  _LT_COMPILER_FILE_LOCKS($1)
7482  _LT_LINKER_SHLIBS($1)
7483  _LT_LINKER_HARDCODE_LIBPATH($1)
7484
7485  _LT_CONFIG($1)
7486fi
7487
7488AC_LANG_RESTORE
7489
7490GCC=$lt_save_GCC
7491CC=$lt_save_CC
7492CFLAGS=$lt_save_CFLAGS
7493])# _LT_LANG_GCJ_CONFIG
7494
7495
7496# _LT_LANG_GO_CONFIG([TAG])
7497# --------------------------
7498# Ensure that the configuration variables for the GNU Go compiler
7499# are suitably defined.  These variables are subsequently used by _LT_CONFIG
7500# to write the compiler configuration to `libtool'.
7501m4_defun([_LT_LANG_GO_CONFIG],
7502[AC_REQUIRE([LT_PROG_GO])dnl
7503AC_LANG_SAVE
7504
7505# Source file extension for Go test sources.
7506ac_ext=go
7507
7508# Object file extension for compiled Go test sources.
7509objext=o
7510_LT_TAGVAR(objext, $1)=$objext
7511
7512# Code to be used in simple compile tests
7513lt_simple_compile_test_code="package main; func main() { }"
7514
7515# Code to be used in simple link tests
7516lt_simple_link_test_code='package main; func main() { }'
7517
7518# ltmain only uses $CC for tagged configurations so make sure $CC is set.
7519_LT_TAG_COMPILER
7520
7521# save warnings/boilerplate of simple test code
7522_LT_COMPILER_BOILERPLATE
7523_LT_LINKER_BOILERPLATE
7524
7525# Allow CC to be a program name with arguments.
7526lt_save_CC=$CC
7527lt_save_CFLAGS=$CFLAGS
7528lt_save_GCC=$GCC
7529GCC=yes
7530CC=${GOC-"gccgo"}
7531CFLAGS=$GOFLAGS
7532compiler=$CC
7533_LT_TAGVAR(compiler, $1)=$CC
7534_LT_TAGVAR(LD, $1)="$LD"
7535_LT_CC_BASENAME([$compiler])
7536
7537# Go did not exist at the time GCC didn't implicitly link libc in.
7538_LT_TAGVAR(archive_cmds_need_lc, $1)=no
7539
7540_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7541_LT_TAGVAR(reload_flag, $1)=$reload_flag
7542_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7543
7544## CAVEAT EMPTOR:
7545## There is no encapsulation within the following macros, do not change
7546## the running order or otherwise move them around unless you know exactly
7547## what you are doing...
7548if test -n "$compiler"; then
7549  _LT_COMPILER_NO_RTTI($1)
7550  _LT_COMPILER_PIC($1)
7551  _LT_COMPILER_C_O($1)
7552  _LT_COMPILER_FILE_LOCKS($1)
7553  _LT_LINKER_SHLIBS($1)
7554  _LT_LINKER_HARDCODE_LIBPATH($1)
7555
7556  _LT_CONFIG($1)
7557fi
7558
7559AC_LANG_RESTORE
7560
7561GCC=$lt_save_GCC
7562CC=$lt_save_CC
7563CFLAGS=$lt_save_CFLAGS
7564])# _LT_LANG_GO_CONFIG
7565
7566
7567# _LT_LANG_RC_CONFIG([TAG])
7568# -------------------------
7569# Ensure that the configuration variables for the Windows resource compiler
7570# are suitably defined.  These variables are subsequently used by _LT_CONFIG
7571# to write the compiler configuration to `libtool'.
7572m4_defun([_LT_LANG_RC_CONFIG],
7573[AC_REQUIRE([LT_PROG_RC])dnl
7574AC_LANG_SAVE
7575
7576# Source file extension for RC test sources.
7577ac_ext=rc
7578
7579# Object file extension for compiled RC test sources.
7580objext=o
7581_LT_TAGVAR(objext, $1)=$objext
7582
7583# Code to be used in simple compile tests
7584lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
7585
7586# Code to be used in simple link tests
7587lt_simple_link_test_code="$lt_simple_compile_test_code"
7588
7589# ltmain only uses $CC for tagged configurations so make sure $CC is set.
7590_LT_TAG_COMPILER
7591
7592# save warnings/boilerplate of simple test code
7593_LT_COMPILER_BOILERPLATE
7594_LT_LINKER_BOILERPLATE
7595
7596# Allow CC to be a program name with arguments.
7597lt_save_CC="$CC"
7598lt_save_CFLAGS=$CFLAGS
7599lt_save_GCC=$GCC
7600GCC=
7601CC=${RC-"windres"}
7602CFLAGS=
7603compiler=$CC
7604_LT_TAGVAR(compiler, $1)=$CC
7605_LT_CC_BASENAME([$compiler])
7606_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
7607
7608if test -n "$compiler"; then
7609  :
7610  _LT_CONFIG($1)
7611fi
7612
7613GCC=$lt_save_GCC
7614AC_LANG_RESTORE
7615CC=$lt_save_CC
7616CFLAGS=$lt_save_CFLAGS
7617])# _LT_LANG_RC_CONFIG
7618
7619
7620# LT_PROG_GCJ
7621# -----------
7622AC_DEFUN([LT_PROG_GCJ],
7623[m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
7624  [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
7625    [AC_CHECK_TOOL(GCJ, gcj,)
7626      test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
7627      AC_SUBST(GCJFLAGS)])])[]dnl
7628])
7629
7630# Old name:
7631AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
7632dnl aclocal-1.4 backwards compatibility:
7633dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
7634
7635
7636# LT_PROG_GO
7637# ----------
7638AC_DEFUN([LT_PROG_GO],
7639[AC_CHECK_TOOL(GOC, gccgo,)
7640])
7641
7642
7643# LT_PROG_RC
7644# ----------
7645AC_DEFUN([LT_PROG_RC],
7646[AC_CHECK_TOOL(RC, windres,)
7647])
7648
7649# Old name:
7650AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
7651dnl aclocal-1.4 backwards compatibility:
7652dnl AC_DEFUN([LT_AC_PROG_RC], [])
7653
7654
7655# _LT_DECL_EGREP
7656# --------------
7657# If we don't have a new enough Autoconf to choose the best grep
7658# available, choose the one first in the user's PATH.
7659m4_defun([_LT_DECL_EGREP],
7660[AC_REQUIRE([AC_PROG_EGREP])dnl
7661AC_REQUIRE([AC_PROG_FGREP])dnl
7662test -z "$GREP" && GREP=grep
7663_LT_DECL([], [GREP], [1], [A grep program that handles long lines])
7664_LT_DECL([], [EGREP], [1], [An ERE matcher])
7665_LT_DECL([], [FGREP], [1], [A literal string matcher])
7666dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
7667AC_SUBST([GREP])
7668])
7669
7670
7671# _LT_DECL_OBJDUMP
7672# --------------
7673# If we don't have a new enough Autoconf to choose the best objdump
7674# available, choose the one first in the user's PATH.
7675m4_defun([_LT_DECL_OBJDUMP],
7676[AC_CHECK_TOOL(OBJDUMP, objdump, false)
7677test -z "$OBJDUMP" && OBJDUMP=objdump
7678_LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
7679AC_SUBST([OBJDUMP])
7680])
7681
7682# _LT_DECL_DLLTOOL
7683# ----------------
7684# Ensure DLLTOOL variable is set.
7685m4_defun([_LT_DECL_DLLTOOL],
7686[AC_CHECK_TOOL(DLLTOOL, dlltool, false)
7687test -z "$DLLTOOL" && DLLTOOL=dlltool
7688_LT_DECL([], [DLLTOOL], [1], [DLL creation program])
7689AC_SUBST([DLLTOOL])
7690])
7691
7692# _LT_DECL_SED
7693# ------------
7694# Check for a fully-functional sed program, that truncates
7695# as few characters as possible.  Prefer GNU sed if found.
7696m4_defun([_LT_DECL_SED],
7697[AC_PROG_SED
7698test -z "$SED" && SED=sed
7699Xsed="$SED -e 1s/^X//"
7700_LT_DECL([], [SED], [1], [A sed program that does not truncate output])
7701_LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
7702    [Sed that helps us avoid accidentally triggering echo(1) options like -n])
7703])# _LT_DECL_SED
7704
7705m4_ifndef([AC_PROG_SED], [
7706############################################################
7707# NOTE: This macro has been submitted for inclusion into   #
7708#  GNU Autoconf as AC_PROG_SED.  When it is available in   #
7709#  a released version of Autoconf we should remove this    #
7710#  macro and use it instead.                               #
7711############################################################
7712
7713m4_defun([AC_PROG_SED],
7714[AC_MSG_CHECKING([for a sed that does not truncate output])
7715AC_CACHE_VAL(lt_cv_path_SED,
7716[# Loop through the user's path and test for sed and gsed.
7717# Then use that list of sed's as ones to test for truncation.
7718as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
7719for as_dir in $PATH
7720do
7721  IFS=$as_save_IFS
7722  test -z "$as_dir" && as_dir=.
7723  for lt_ac_prog in sed gsed; do
7724    for ac_exec_ext in '' $ac_executable_extensions; do
7725      if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
7726        lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
7727      fi
7728    done
7729  done
7730done
7731IFS=$as_save_IFS
7732lt_ac_max=0
7733lt_ac_count=0
7734# Add /usr/xpg4/bin/sed as it is typically found on Solaris
7735# along with /bin/sed that truncates output.
7736for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
7737  test ! -f $lt_ac_sed && continue
7738  cat /dev/null > conftest.in
7739  lt_ac_count=0
7740  echo $ECHO_N "0123456789$ECHO_C" >conftest.in
7741  # Check for GNU sed and select it if it is found.
7742  if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
7743    lt_cv_path_SED=$lt_ac_sed
7744    break
7745  fi
7746  while true; do
7747    cat conftest.in conftest.in >conftest.tmp
7748    mv conftest.tmp conftest.in
7749    cp conftest.in conftest.nl
7750    echo >>conftest.nl
7751    $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
7752    cmp -s conftest.out conftest.nl || break
7753    # 10000 chars as input seems more than enough
7754    test $lt_ac_count -gt 10 && break
7755    lt_ac_count=`expr $lt_ac_count + 1`
7756    if test $lt_ac_count -gt $lt_ac_max; then
7757      lt_ac_max=$lt_ac_count
7758      lt_cv_path_SED=$lt_ac_sed
7759    fi
7760  done
7761done
7762])
7763SED=$lt_cv_path_SED
7764AC_SUBST([SED])
7765AC_MSG_RESULT([$SED])
7766])#AC_PROG_SED
7767])#m4_ifndef
7768
7769# Old name:
7770AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
7771dnl aclocal-1.4 backwards compatibility:
7772dnl AC_DEFUN([LT_AC_PROG_SED], [])
7773
7774
7775# _LT_CHECK_SHELL_FEATURES
7776# ------------------------
7777# Find out whether the shell is Bourne or XSI compatible,
7778# or has some other useful features.
7779m4_defun([_LT_CHECK_SHELL_FEATURES],
7780[AC_MSG_CHECKING([whether the shell understands some XSI constructs])
7781# Try some XSI features
7782xsi_shell=no
7783( _lt_dummy="a/b/c"
7784  test "${_lt_dummy##*/},${_lt_dummy%/*},${_lt_dummy#??}"${_lt_dummy%"$_lt_dummy"}, \
7785      = c,a/b,b/c, \
7786    && eval 'test $(( 1 + 1 )) -eq 2 \
7787    && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
7788  && xsi_shell=yes
7789AC_MSG_RESULT([$xsi_shell])
7790_LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
7791
7792AC_MSG_CHECKING([whether the shell understands "+="])
7793lt_shell_append=no
7794( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
7795    >/dev/null 2>&1 \
7796  && lt_shell_append=yes
7797AC_MSG_RESULT([$lt_shell_append])
7798_LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
7799
7800if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
7801  lt_unset=unset
7802else
7803  lt_unset=false
7804fi
7805_LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
7806
7807# test EBCDIC or ASCII
7808case `echo X|tr X '\101'` in
7809 A) # ASCII based system
7810    # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
7811  lt_SP2NL='tr \040 \012'
7812  lt_NL2SP='tr \015\012 \040\040'
7813  ;;
7814 *) # EBCDIC based system
7815  lt_SP2NL='tr \100 \n'
7816  lt_NL2SP='tr \r\n \100\100'
7817  ;;
7818esac
7819_LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
7820_LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
7821])# _LT_CHECK_SHELL_FEATURES
7822
7823
7824# _LT_PROG_FUNCTION_REPLACE (FUNCNAME, REPLACEMENT-BODY)
7825# ------------------------------------------------------
7826# In `$cfgfile', look for function FUNCNAME delimited by `^FUNCNAME ()$' and
7827# '^} FUNCNAME ', and replace its body with REPLACEMENT-BODY.
7828m4_defun([_LT_PROG_FUNCTION_REPLACE],
7829[dnl {
7830sed -e '/^$1 ()$/,/^} # $1 /c\
7831$1 ()\
7832{\
7833m4_bpatsubsts([$2], [$], [\\], [^\([	 ]\)], [\\\1])
7834} # Extended-shell $1 implementation' "$cfgfile" > $cfgfile.tmp \
7835  && mv -f "$cfgfile.tmp" "$cfgfile" \
7836    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
7837test 0 -eq $? || _lt_function_replace_fail=:
7838])
7839
7840
7841# _LT_PROG_REPLACE_SHELLFNS
7842# -------------------------
7843# Replace existing portable implementations of several shell functions with
7844# equivalent extended shell implementations where those features are available..
7845m4_defun([_LT_PROG_REPLACE_SHELLFNS],
7846[if test x"$xsi_shell" = xyes; then
7847  _LT_PROG_FUNCTION_REPLACE([func_dirname], [dnl
7848    case ${1} in
7849      */*) func_dirname_result="${1%/*}${2}" ;;
7850      *  ) func_dirname_result="${3}" ;;
7851    esac])
7852
7853  _LT_PROG_FUNCTION_REPLACE([func_basename], [dnl
7854    func_basename_result="${1##*/}"])
7855
7856  _LT_PROG_FUNCTION_REPLACE([func_dirname_and_basename], [dnl
7857    case ${1} in
7858      */*) func_dirname_result="${1%/*}${2}" ;;
7859      *  ) func_dirname_result="${3}" ;;
7860    esac
7861    func_basename_result="${1##*/}"])
7862
7863  _LT_PROG_FUNCTION_REPLACE([func_stripname], [dnl
7864    # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
7865    # positional parameters, so assign one to ordinary parameter first.
7866    func_stripname_result=${3}
7867    func_stripname_result=${func_stripname_result#"${1}"}
7868    func_stripname_result=${func_stripname_result%"${2}"}])
7869
7870  _LT_PROG_FUNCTION_REPLACE([func_split_long_opt], [dnl
7871    func_split_long_opt_name=${1%%=*}
7872    func_split_long_opt_arg=${1#*=}])
7873
7874  _LT_PROG_FUNCTION_REPLACE([func_split_short_opt], [dnl
7875    func_split_short_opt_arg=${1#??}
7876    func_split_short_opt_name=${1%"$func_split_short_opt_arg"}])
7877
7878  _LT_PROG_FUNCTION_REPLACE([func_lo2o], [dnl
7879    case ${1} in
7880      *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
7881      *)    func_lo2o_result=${1} ;;
7882    esac])
7883
7884  _LT_PROG_FUNCTION_REPLACE([func_xform], [    func_xform_result=${1%.*}.lo])
7885
7886  _LT_PROG_FUNCTION_REPLACE([func_arith], [    func_arith_result=$(( $[*] ))])
7887
7888  _LT_PROG_FUNCTION_REPLACE([func_len], [    func_len_result=${#1}])
7889fi
7890
7891if test x"$lt_shell_append" = xyes; then
7892  _LT_PROG_FUNCTION_REPLACE([func_append], [    eval "${1}+=\\${2}"])
7893
7894  _LT_PROG_FUNCTION_REPLACE([func_append_quoted], [dnl
7895    func_quote_for_eval "${2}"
7896dnl m4 expansion turns \\\\ into \\, and then the shell eval turns that into \
7897    eval "${1}+=\\\\ \\$func_quote_for_eval_result"])
7898
7899  # Save a `func_append' function call where possible by direct use of '+='
7900  sed -e 's%func_append \([[a-zA-Z_]]\{1,\}\) "%\1+="%g' $cfgfile > $cfgfile.tmp \
7901    && mv -f "$cfgfile.tmp" "$cfgfile" \
7902      || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
7903  test 0 -eq $? || _lt_function_replace_fail=:
7904else
7905  # Save a `func_append' function call even when '+=' is not available
7906  sed -e 's%func_append \([[a-zA-Z_]]\{1,\}\) "%\1="$\1%g' $cfgfile > $cfgfile.tmp \
7907    && mv -f "$cfgfile.tmp" "$cfgfile" \
7908      || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
7909  test 0 -eq $? || _lt_function_replace_fail=:
7910fi
7911
7912if test x"$_lt_function_replace_fail" = x":"; then
7913  AC_MSG_WARN([Unable to substitute extended shell functions in $ofile])
7914fi
7915])
7916
7917# _LT_PATH_CONVERSION_FUNCTIONS
7918# -----------------------------
7919# Determine which file name conversion functions should be used by
7920# func_to_host_file (and, implicitly, by func_to_host_path).  These are needed
7921# for certain cross-compile configurations and native mingw.
7922m4_defun([_LT_PATH_CONVERSION_FUNCTIONS],
7923[AC_REQUIRE([AC_CANONICAL_HOST])dnl
7924AC_REQUIRE([AC_CANONICAL_BUILD])dnl
7925AC_MSG_CHECKING([how to convert $build file names to $host format])
7926AC_CACHE_VAL(lt_cv_to_host_file_cmd,
7927[case $host in
7928  *-*-mingw* )
7929    case $build in
7930      *-*-mingw* ) # actually msys
7931        lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
7932        ;;
7933      *-*-cygwin* )
7934        lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32
7935        ;;
7936      * ) # otherwise, assume *nix
7937        lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32
7938        ;;
7939    esac
7940    ;;
7941  *-*-cygwin* )
7942    case $build in
7943      *-*-mingw* ) # actually msys
7944        lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
7945        ;;
7946      *-*-cygwin* )
7947        lt_cv_to_host_file_cmd=func_convert_file_noop
7948        ;;
7949      * ) # otherwise, assume *nix
7950        lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin
7951        ;;
7952    esac
7953    ;;
7954  * ) # unhandled hosts (and "normal" native builds)
7955    lt_cv_to_host_file_cmd=func_convert_file_noop
7956    ;;
7957esac
7958])
7959to_host_file_cmd=$lt_cv_to_host_file_cmd
7960AC_MSG_RESULT([$lt_cv_to_host_file_cmd])
7961_LT_DECL([to_host_file_cmd], [lt_cv_to_host_file_cmd],
7962         [0], [convert $build file names to $host format])dnl
7963
7964AC_MSG_CHECKING([how to convert $build file names to toolchain format])
7965AC_CACHE_VAL(lt_cv_to_tool_file_cmd,
7966[#assume ordinary cross tools, or native build.
7967lt_cv_to_tool_file_cmd=func_convert_file_noop
7968case $host in
7969  *-*-mingw* )
7970    case $build in
7971      *-*-mingw* ) # actually msys
7972        lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
7973        ;;
7974    esac
7975    ;;
7976esac
7977])
7978to_tool_file_cmd=$lt_cv_to_tool_file_cmd
7979AC_MSG_RESULT([$lt_cv_to_tool_file_cmd])
7980_LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd],
7981         [0], [convert $build files to toolchain format])dnl
7982])# _LT_PATH_CONVERSION_FUNCTIONS
7983