xref: /titanic_51/usr/src/grub/grub-0.97/aclocal.m4 (revision a31148363f598def767ac48c5d82e1572e44b935)
1# generated automatically by aclocal 1.9.4 -*- Autoconf -*-
2
3# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
4# Free Software Foundation, Inc.
5# This file is free software; the Free Software Foundation
6# gives unlimited permission to copy and/or distribute it,
7# with or without modifications, as long as this notice is preserved.
8
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
11# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
12# PARTICULAR PURPOSE.
13
14#                                                        -*- Autoconf -*-
15# Copyright (C) 2002, 2003  Free Software Foundation, Inc.
16# Generated from amversion.in; do not edit by hand.
17
18# This program is free software; you can redistribute it and/or modify
19# it under the terms of the GNU General Public License as published by
20# the Free Software Foundation; either version 2, or (at your option)
21# any later version.
22
23# This program is distributed in the hope that it will be useful,
24# but WITHOUT ANY WARRANTY; without even the implied warranty of
25# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
26# GNU General Public License for more details.
27
28# You should have received a copy of the GNU General Public License
29# along with this program; if not, write to the Free Software
30# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
31
32# AM_AUTOMAKE_VERSION(VERSION)
33# ----------------------------
34# Automake X.Y traces this macro to ensure aclocal.m4 has been
35# generated from the m4 files accompanying Automake X.Y.
36AC_DEFUN([AM_AUTOMAKE_VERSION], [am__api_version="1.9"])
37
38# AM_SET_CURRENT_AUTOMAKE_VERSION
39# -------------------------------
40# Call AM_AUTOMAKE_VERSION so it can be traced.
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42AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
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44
45# AM_AUX_DIR_EXPAND
46
47# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
48
49# This program is free software; you can redistribute it and/or modify
50# it under the terms of the GNU General Public License as published by
51# the Free Software Foundation; either version 2, or (at your option)
52# any later version.
53
54# This program is distributed in the hope that it will be useful,
55# but WITHOUT ANY WARRANTY; without even the implied warranty of
56# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
57# GNU General Public License for more details.
58
59# You should have received a copy of the GNU General Public License
60# along with this program; if not, write to the Free Software
61# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
62# 02111-1307, USA.
63
64# For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
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68# Of course, Automake must honor this variable whenever it calls a
69# tool from the auxiliary directory.  The problem is that $srcdir (and
70# therefore $ac_aux_dir as well) can be either absolute or relative,
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102AC_DEFUN([AM_AUX_DIR_EXPAND],
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104AC_PREREQ([2.50])dnl
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106am_aux_dir=`cd $ac_aux_dir && pwd`
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108
109# AM_CONDITIONAL                                              -*- Autoconf -*-
110
111# Copyright (C) 1997, 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
112
113# This program is free software; you can redistribute it and/or modify
114# it under the terms of the GNU General Public License as published by
115# the Free Software Foundation; either version 2, or (at your option)
116# any later version.
117
118# This program is distributed in the hope that it will be useful,
119# but WITHOUT ANY WARRANTY; without even the implied warranty of
120# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
121# GNU General Public License for more details.
122
123# You should have received a copy of the GNU General Public License
124# along with this program; if not, write to the Free Software
125# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
126# 02111-1307, USA.
127
128# serial 6
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130# AM_CONDITIONAL(NAME, SHELL-CONDITION)
131# -------------------------------------
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133AC_DEFUN([AM_CONDITIONAL],
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139if $2; then
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141  $1_FALSE='#'
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146AC_CONFIG_COMMANDS_PRE(
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148  AC_MSG_ERROR([[conditional "$1" was never defined.
149Usually this means the macro was only invoked conditionally.]])
150fi])])
151
152# serial 7						-*- Autoconf -*-
153
154# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004
155# Free Software Foundation, Inc.
156
157# This program is free software; you can redistribute it and/or modify
158# it under the terms of the GNU General Public License as published by
159# the Free Software Foundation; either version 2, or (at your option)
160# any later version.
161
162# This program is distributed in the hope that it will be useful,
163# but WITHOUT ANY WARRANTY; without even the implied warranty of
164# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
165# GNU General Public License for more details.
166
167# You should have received a copy of the GNU General Public License
168# along with this program; if not, write to the Free Software
169# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
170# 02111-1307, USA.
171
172
173# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
174# written in clear, in which case automake, when reading aclocal.m4,
175# will think it sees a *use*, and therefore will trigger all it's
176# C support machinery.  Also note that it means that autoscan, seeing
177# CC etc. in the Makefile, will ask for an AC_PROG_CC use...
178
179
180
181# _AM_DEPENDENCIES(NAME)
182# ----------------------
183# See how the compiler implements dependency checking.
184# NAME is "CC", "CXX", "GCJ", or "OBJC".
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191AC_DEFUN([_AM_DEPENDENCIES],
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193AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
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195AC_REQUIRE([AM_DEP_TRACK])dnl
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197ifelse([$1], CC,   [depcc="$CC"   am_compiler_list=],
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203AC_CACHE_CHECK([dependency style of $depcc],
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216  # We will build objects and dependencies in a subdirectory because
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223
224  am_cv_$1_dependencies_compiler_type=none
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263       $SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c \
264         >/dev/null 2>conftest.err &&
265       grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
266       grep sub/conftest.${OBJEXT-o} sub/conftest.Po > /dev/null 2>&1 &&
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271      # When given -MP, icc 7.0 and 7.1 complain thusly:
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273      # The diagnosis changed in icc 8.0:
274      #   icc: Command line remark: option '-MP' not supported
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277        am_cv_$1_dependencies_compiler_type=$depmode
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282
283  cd ..
284  rm -rf conftest.dir
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286  am_cv_$1_dependencies_compiler_type=none
287fi
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289AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
290AM_CONDITIONAL([am__fastdep$1], [
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294
295
296# AM_SET_DEPDIR
297# -------------
298# Choose a directory name for dependency files.
299# This macro is AC_REQUIREd in _AM_DEPENDENCIES
300AC_DEFUN([AM_SET_DEPDIR],
301[AC_REQUIRE([AM_SET_LEADING_DOT])dnl
302AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
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304
305
306# AM_DEP_TRACK
307# ------------
308AC_DEFUN([AM_DEP_TRACK],
309[AC_ARG_ENABLE(dependency-tracking,
310[  --disable-dependency-tracking  speeds up one-time build
311  --enable-dependency-tracking   do not reject slow dependency extractors])
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314  AMDEPBACKSLASH='\'
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316AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
317AC_SUBST([AMDEPBACKSLASH])
318])
319
320# Generate code to set up dependency tracking.   -*- Autoconf -*-
321
322# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004
323#   Free Software Foundation, Inc.
324
325# This program is free software; you can redistribute it and/or modify
326# it under the terms of the GNU General Public License as published by
327# the Free Software Foundation; either version 2, or (at your option)
328# any later version.
329
330# This program is distributed in the hope that it will be useful,
331# but WITHOUT ANY WARRANTY; without even the implied warranty of
332# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
333# GNU General Public License for more details.
334
335# You should have received a copy of the GNU General Public License
336# along with this program; if not, write to the Free Software
337# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
338# 02111-1307, USA.
339
340#serial 2
341
342# _AM_OUTPUT_DEPENDENCY_COMMANDS
343# ------------------------------
344AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
345[for mf in $CONFIG_FILES; do
346  # Strip MF so we end up with the name of the file.
347  mf=`echo "$mf" | sed -e 's/:.*$//'`
348  # Check whether this is an Automake generated Makefile or not.
349  # We used to match only the files named `Makefile.in', but
350  # some people rename them; so instead we look at the file content.
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370  # simplest approach to changing $(DEPDIR) to its actual value in the
371  # expansion.
372  for file in `sed -n "
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384
385
386# AM_OUTPUT_DEPENDENCY_COMMANDS
387# -----------------------------
388# This macro should only be invoked once -- use via AC_REQUIRE.
389#
390# This code is only required when automatic dependency tracking
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398
399# Do all the work for Automake.                            -*- Autoconf -*-
400
401# This macro actually does too much some checks are only needed if
402# your package does certain things.  But this isn't really a big deal.
403
404# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
405# Free Software Foundation, Inc.
406
407# This program is free software; you can redistribute it and/or modify
408# it under the terms of the GNU General Public License as published by
409# the Free Software Foundation; either version 2, or (at your option)
410# any later version.
411
412# This program is distributed in the hope that it will be useful,
413# but WITHOUT ANY WARRANTY; without even the implied warranty of
414# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
415# GNU General Public License for more details.
416
417# You should have received a copy of the GNU General Public License
418# along with this program; if not, write to the Free Software
419# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
420# 02111-1307, USA.
421
422# serial 11
423
424# AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
425# AM_INIT_AUTOMAKE([OPTIONS])
426# -----------------------------------------------
427# The call with PACKAGE and VERSION arguments is the old style
428# call (pre autoconf-2.50), which is being phased out.  PACKAGE
429# and VERSION should now be passed to AC_INIT and removed from
430# the call to AM_INIT_AUTOMAKE.
431# We support both call styles for the transition.  After
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435AC_DEFUN([AM_INIT_AUTOMAKE],
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440AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
441AC_REQUIRE([AC_PROG_INSTALL])dnl
442# test to see if srcdir already configured
443if test "`cd $srcdir && pwd`" != "`pwd`" &&
444   test -f $srcdir/config.status; then
445  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
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447
448# test whether we have cygpath
449if test -z "$CYGPATH_W"; then
450  if (cygpath --version) >/dev/null 2>/dev/null; then
451    CYGPATH_W='cygpath -w'
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453    CYGPATH_W=echo
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458# Define the identity of the package.
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460m4_ifval([$2],
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468_AM_IF_OPTION([no-define],,
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503
504# When config.status generates a header, we must update the stamp-h file.
505# This file resides in the same directory as the config header
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507
508# Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
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523
524# AM_PROG_INSTALL_SH
525# ------------------
526# Define $install_sh.
527
528# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
529
530# This program is free software; you can redistribute it and/or modify
531# it under the terms of the GNU General Public License as published by
532# the Free Software Foundation; either version 2, or (at your option)
533# any later version.
534
535# This program is distributed in the hope that it will be useful,
536# but WITHOUT ANY WARRANTY; without even the implied warranty of
537# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
538# GNU General Public License for more details.
539
540# You should have received a copy of the GNU General Public License
541# along with this program; if not, write to the Free Software
542# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
543# 02111-1307, USA.
544
545AC_DEFUN([AM_PROG_INSTALL_SH],
546[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
547install_sh=${install_sh-"$am_aux_dir/install-sh"}
548AC_SUBST(install_sh)])
549
550#                                                          -*- Autoconf -*-
551# Copyright (C) 2003  Free Software Foundation, Inc.
552
553# This program is free software; you can redistribute it and/or modify
554# it under the terms of the GNU General Public License as published by
555# the Free Software Foundation; either version 2, or (at your option)
556# any later version.
557
558# This program is distributed in the hope that it will be useful,
559# but WITHOUT ANY WARRANTY; without even the implied warranty of
560# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
561# GNU General Public License for more details.
562
563# You should have received a copy of the GNU General Public License
564# along with this program; if not, write to the Free Software
565# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
566# 02111-1307, USA.
567
568# serial 1
569
570# Check whether the underlying file-system supports filenames
571# with a leading dot.  For instance MS-DOS doesn't.
572AC_DEFUN([AM_SET_LEADING_DOT],
573[rm -rf .tst 2>/dev/null
574mkdir .tst 2>/dev/null
575if test -d .tst; then
576  am__leading_dot=.
577else
578  am__leading_dot=_
579fi
580rmdir .tst 2>/dev/null
581AC_SUBST([am__leading_dot])])
582
583# Add --enable-maintainer-mode option to configure.
584# From Jim Meyering
585
586# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004
587# Free Software Foundation, Inc.
588
589# This program is free software; you can redistribute it and/or modify
590# it under the terms of the GNU General Public License as published by
591# the Free Software Foundation; either version 2, or (at your option)
592# any later version.
593
594# This program is distributed in the hope that it will be useful,
595# but WITHOUT ANY WARRANTY; without even the implied warranty of
596# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
597# GNU General Public License for more details.
598
599# You should have received a copy of the GNU General Public License
600# along with this program; if not, write to the Free Software
601# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
602# 02111-1307, USA.
603
604# serial 3
605
606AC_DEFUN([AM_MAINTAINER_MODE],
607[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
608  dnl maintainer-mode is disabled by default
609  AC_ARG_ENABLE(maintainer-mode,
610[  --enable-maintainer-mode  enable make rules and dependencies not useful
611			  (and sometimes confusing) to the casual installer],
612      USE_MAINTAINER_MODE=$enableval,
613      USE_MAINTAINER_MODE=no)
614  AC_MSG_RESULT([$USE_MAINTAINER_MODE])
615  AM_CONDITIONAL(MAINTAINER_MODE, [test $USE_MAINTAINER_MODE = yes])
616  MAINT=$MAINTAINER_MODE_TRUE
617  AC_SUBST(MAINT)dnl
618]
619)
620
621AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
622
623# Check to see how 'make' treats includes.	-*- Autoconf -*-
624
625# Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
626
627# This program is free software; you can redistribute it and/or modify
628# it under the terms of the GNU General Public License as published by
629# the Free Software Foundation; either version 2, or (at your option)
630# any later version.
631
632# This program is distributed in the hope that it will be useful,
633# but WITHOUT ANY WARRANTY; without even the implied warranty of
634# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
635# GNU General Public License for more details.
636
637# You should have received a copy of the GNU General Public License
638# along with this program; if not, write to the Free Software
639# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
640# 02111-1307, USA.
641
642# serial 2
643
644# AM_MAKE_INCLUDE()
645# -----------------
646# Check to see how make treats includes.
647AC_DEFUN([AM_MAKE_INCLUDE],
648[am_make=${MAKE-make}
649cat > confinc << 'END'
650am__doit:
651	@echo done
652.PHONY: am__doit
653END
654# If we don't find an include directive, just comment out the code.
655AC_MSG_CHECKING([for style of include used by $am_make])
656am__include="#"
657am__quote=
658_am_result=none
659# First try GNU make style include.
660echo "include confinc" > confmf
661# We grep out `Entering directory' and `Leaving directory'
662# messages which can occur if `w' ends up in MAKEFLAGS.
663# In particular we don't look at `^make:' because GNU make might
664# be invoked under some other name (usually "gmake"), in which
665# case it prints its new name instead of `make'.
666if test "`$am_make -s -f confmf 2> /dev/null | grep -v 'ing directory'`" = "done"; then
667   am__include=include
668   am__quote=
669   _am_result=GNU
670fi
671# Now try BSD make style include.
672if test "$am__include" = "#"; then
673   echo '.include "confinc"' > confmf
674   if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then
675      am__include=.include
676      am__quote="\""
677      _am_result=BSD
678   fi
679fi
680AC_SUBST([am__include])
681AC_SUBST([am__quote])
682AC_MSG_RESULT([$_am_result])
683rm -f confinc confmf
684])
685
686#  -*- Autoconf -*-
687
688
689# Copyright (C) 1997, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
690
691# This program is free software; you can redistribute it and/or modify
692# it under the terms of the GNU General Public License as published by
693# the Free Software Foundation; either version 2, or (at your option)
694# any later version.
695
696# This program is distributed in the hope that it will be useful,
697# but WITHOUT ANY WARRANTY; without even the implied warranty of
698# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
699# GNU General Public License for more details.
700
701# You should have received a copy of the GNU General Public License
702# along with this program; if not, write to the Free Software
703# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
704# 02111-1307, USA.
705
706# serial 3
707
708# AM_MISSING_PROG(NAME, PROGRAM)
709# ------------------------------
710AC_DEFUN([AM_MISSING_PROG],
711[AC_REQUIRE([AM_MISSING_HAS_RUN])
712$1=${$1-"${am_missing_run}$2"}
713AC_SUBST($1)])
714
715
716# AM_MISSING_HAS_RUN
717# ------------------
718# Define MISSING if not defined so far and test if it supports --run.
719# If it does, set am_missing_run to use it, otherwise, to nothing.
720AC_DEFUN([AM_MISSING_HAS_RUN],
721[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
722test x"${MISSING+set}" = xset || MISSING="\${SHELL} $am_aux_dir/missing"
723# Use eval to expand $SHELL
724if eval "$MISSING --run true"; then
725  am_missing_run="$MISSING --run "
726else
727  am_missing_run=
728  AC_MSG_WARN([`missing' script is too old or missing])
729fi
730])
731
732# AM_PROG_MKDIR_P
733# ---------------
734# Check whether `mkdir -p' is supported, fallback to mkinstalldirs otherwise.
735
736# Copyright (C) 2003, 2004 Free Software Foundation, Inc.
737
738# This program is free software; you can redistribute it and/or modify
739# it under the terms of the GNU General Public License as published by
740# the Free Software Foundation; either version 2, or (at your option)
741# any later version.
742
743# This program is distributed in the hope that it will be useful,
744# but WITHOUT ANY WARRANTY; without even the implied warranty of
745# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
746# GNU General Public License for more details.
747
748# You should have received a copy of the GNU General Public License
749# along with this program; if not, write to the Free Software
750# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
751# 02111-1307, USA.
752
753# Automake 1.8 used `mkdir -m 0755 -p --' to ensure that directories
754# created by `make install' are always world readable, even if the
755# installer happens to have an overly restrictive umask (e.g. 077).
756# This was a mistake.  There are at least two reasons why we must not
757# use `-m 0755':
758#   - it causes special bits like SGID to be ignored,
759#   - it may be too restrictive (some setups expect 775 directories).
760#
761# Do not use -m 0755 and let people choose whatever they expect by
762# setting umask.
763#
764# We cannot accept any implementation of `mkdir' that recognizes `-p'.
765# Some implementations (such as Solaris 8's) are not thread-safe: if a
766# parallel make tries to run `mkdir -p a/b' and `mkdir -p a/c'
767# concurrently, both version can detect that a/ is missing, but only
768# one can create it and the other will error out.  Consequently we
769# restrict ourselves to GNU make (using the --version option ensures
770# this.)
771AC_DEFUN([AM_PROG_MKDIR_P],
772[if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
773  # We used to keeping the `.' as first argument, in order to
774  # allow $(mkdir_p) to be used without argument.  As in
775  #   $(mkdir_p) $(somedir)
776  # where $(somedir) is conditionally defined.  However this is wrong
777  # for two reasons:
778  #  1. if the package is installed by a user who cannot write `.'
779  #     make install will fail,
780  #  2. the above comment should most certainly read
781  #     $(mkdir_p) $(DESTDIR)$(somedir)
782  #     so it does not work when $(somedir) is undefined and
783  #     $(DESTDIR) is not.
784  #  To support the latter case, we have to write
785  #     test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
786  #  so the `.' trick is pointless.
787  mkdir_p='mkdir -p --'
788else
789  # On NextStep and OpenStep, the `mkdir' command does not
790  # recognize any option.  It will interpret all options as
791  # directories to create, and then abort because `.' already
792  # exists.
793  for d in ./-p ./--version;
794  do
795    test -d $d && rmdir $d
796  done
797  # $(mkinstalldirs) is defined by Automake if mkinstalldirs exists.
798  if test -f "$ac_aux_dir/mkinstalldirs"; then
799    mkdir_p='$(mkinstalldirs)'
800  else
801    mkdir_p='$(install_sh) -d'
802  fi
803fi
804AC_SUBST([mkdir_p])])
805
806# Helper functions for option handling.                    -*- Autoconf -*-
807
808# Copyright (C) 2001, 2002, 2003  Free Software Foundation, Inc.
809
810# This program is free software; you can redistribute it and/or modify
811# it under the terms of the GNU General Public License as published by
812# the Free Software Foundation; either version 2, or (at your option)
813# any later version.
814
815# This program is distributed in the hope that it will be useful,
816# but WITHOUT ANY WARRANTY; without even the implied warranty of
817# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
818# GNU General Public License for more details.
819
820# You should have received a copy of the GNU General Public License
821# along with this program; if not, write to the Free Software
822# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
823# 02111-1307, USA.
824
825# serial 2
826
827# _AM_MANGLE_OPTION(NAME)
828# -----------------------
829AC_DEFUN([_AM_MANGLE_OPTION],
830[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
831
832# _AM_SET_OPTION(NAME)
833# ------------------------------
834# Set option NAME.  Presently that only means defining a flag for this option.
835AC_DEFUN([_AM_SET_OPTION],
836[m4_define(_AM_MANGLE_OPTION([$1]), 1)])
837
838# _AM_SET_OPTIONS(OPTIONS)
839# ----------------------------------
840# OPTIONS is a space-separated list of Automake options.
841AC_DEFUN([_AM_SET_OPTIONS],
842[AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
843
844# _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
845# -------------------------------------------
846# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
847AC_DEFUN([_AM_IF_OPTION],
848[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
849
850#
851# Check to make sure that the build environment is sane.
852#
853
854# Copyright (C) 1996, 1997, 2000, 2001, 2003 Free Software Foundation, Inc.
855
856# This program is free software; you can redistribute it and/or modify
857# it under the terms of the GNU General Public License as published by
858# the Free Software Foundation; either version 2, or (at your option)
859# any later version.
860
861# This program is distributed in the hope that it will be useful,
862# but WITHOUT ANY WARRANTY; without even the implied warranty of
863# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
864# GNU General Public License for more details.
865
866# You should have received a copy of the GNU General Public License
867# along with this program; if not, write to the Free Software
868# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
869# 02111-1307, USA.
870
871# serial 3
872
873# AM_SANITY_CHECK
874# ---------------
875AC_DEFUN([AM_SANITY_CHECK],
876[AC_MSG_CHECKING([whether build environment is sane])
877# Just in case
878sleep 1
879echo timestamp > conftest.file
880# Do `set' in a subshell so we don't clobber the current shell's
881# arguments.  Must try -L first in case configure is actually a
882# symlink; some systems play weird games with the mod time of symlinks
883# (eg FreeBSD returns the mod time of the symlink's containing
884# directory).
885if (
886   set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null`
887   if test "$[*]" = "X"; then
888      # -L didn't work.
889      set X `ls -t $srcdir/configure conftest.file`
890   fi
891   rm -f conftest.file
892   if test "$[*]" != "X $srcdir/configure conftest.file" \
893      && test "$[*]" != "X conftest.file $srcdir/configure"; then
894
895      # If neither matched, then we have a broken ls.  This can happen
896      # if, for instance, CONFIG_SHELL is bash and it inherits a
897      # broken ls alias from the environment.  This has actually
898      # happened.  Such a system could not be considered "sane".
899      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
900alias in your environment])
901   fi
902
903   test "$[2]" = conftest.file
904   )
905then
906   # Ok.
907   :
908else
909   AC_MSG_ERROR([newly created file is older than distributed files!
910Check your system clock])
911fi
912AC_MSG_RESULT(yes)])
913
914# AM_PROG_INSTALL_STRIP
915
916# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
917
918# This program is free software; you can redistribute it and/or modify
919# it under the terms of the GNU General Public License as published by
920# the Free Software Foundation; either version 2, or (at your option)
921# any later version.
922
923# This program is distributed in the hope that it will be useful,
924# but WITHOUT ANY WARRANTY; without even the implied warranty of
925# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
926# GNU General Public License for more details.
927
928# You should have received a copy of the GNU General Public License
929# along with this program; if not, write to the Free Software
930# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
931# 02111-1307, USA.
932
933# One issue with vendor `install' (even GNU) is that you can't
934# specify the program used to strip binaries.  This is especially
935# annoying in cross-compiling environments, where the build's strip
936# is unlikely to handle the host's binaries.
937# Fortunately install-sh will honor a STRIPPROG variable, so we
938# always use install-sh in `make install-strip', and initialize
939# STRIPPROG with the value of the STRIP variable (set by the user).
940AC_DEFUN([AM_PROG_INSTALL_STRIP],
941[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
942# Installed binaries are usually stripped using `strip' when the user
943# run `make install-strip'.  However `strip' might not be the right
944# tool to use in cross-compilation environments, therefore Automake
945# will honor the `STRIP' environment variable to overrule this program.
946dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
947if test "$cross_compiling" != no; then
948  AC_CHECK_TOOL([STRIP], [strip], :)
949fi
950INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
951AC_SUBST([INSTALL_STRIP_PROGRAM])])
952
953# Check how to create a tarball.                            -*- Autoconf -*-
954
955# Copyright (C) 2004  Free Software Foundation, Inc.
956
957# This program is free software; you can redistribute it and/or modify
958# it under the terms of the GNU General Public License as published by
959# the Free Software Foundation; either version 2, or (at your option)
960# any later version.
961
962# This program is distributed in the hope that it will be useful,
963# but WITHOUT ANY WARRANTY; without even the implied warranty of
964# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
965# GNU General Public License for more details.
966
967# You should have received a copy of the GNU General Public License
968# along with this program; if not, write to the Free Software
969# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
970# 02111-1307, USA.
971
972# serial 1
973
974
975# _AM_PROG_TAR(FORMAT)
976# --------------------
977# Check how to create a tarball in format FORMAT.
978# FORMAT should be one of `v7', `ustar', or `pax'.
979#
980# Substitute a variable $(am__tar) that is a command
981# writing to stdout a FORMAT-tarball containing the directory
982# $tardir.
983#     tardir=directory && $(am__tar) > result.tar
984#
985# Substitute a variable $(am__untar) that extract such
986# a tarball read from stdin.
987#     $(am__untar) < result.tar
988AC_DEFUN([_AM_PROG_TAR],
989[# Always define AMTAR for backward compatibility.
990AM_MISSING_PROG([AMTAR], [tar])
991m4_if([$1], [v7],
992     [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
993     [m4_case([$1], [ustar],, [pax],,
994              [m4_fatal([Unknown tar format])])
995AC_MSG_CHECKING([how to create a $1 tar archive])
996# Loop over all known methods to create a tar archive until one works.
997_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
998_am_tools=${am_cv_prog_tar_$1-$_am_tools}
999# Do not fold the above two line into one, because Tru64 sh and
1000# Solaris sh will not grok spaces in the rhs of `-'.
1001for _am_tool in $_am_tools
1002do
1003  case $_am_tool in
1004  gnutar)
1005    for _am_tar in tar gnutar gtar;
1006    do
1007      AM_RUN_LOG([$_am_tar --version]) && break
1008    done
1009    am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
1010    am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
1011    am__untar="$_am_tar -xf -"
1012    ;;
1013  plaintar)
1014    # Must skip GNU tar: if it does not support --format= it doesn't create
1015    # ustar tarball either.
1016    (tar --version) >/dev/null 2>&1 && continue
1017    am__tar='tar chf - "$$tardir"'
1018    am__tar_='tar chf - "$tardir"'
1019    am__untar='tar xf -'
1020    ;;
1021  pax)
1022    am__tar='pax -L -x $1 -w "$$tardir"'
1023    am__tar_='pax -L -x $1 -w "$tardir"'
1024    am__untar='pax -r'
1025    ;;
1026  cpio)
1027    am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
1028    am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
1029    am__untar='cpio -i -H $1 -d'
1030    ;;
1031  none)
1032    am__tar=false
1033    am__tar_=false
1034    am__untar=false
1035    ;;
1036  esac
1037
1038  # If the value was cached, stop now.  We just wanted to have am__tar
1039  # and am__untar set.
1040  test -n "${am_cv_prog_tar_$1}" && break
1041
1042  # tar/untar a dummy directory, and stop if the command works
1043  rm -rf conftest.dir
1044  mkdir conftest.dir
1045  echo GrepMe > conftest.dir/file
1046  AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
1047  rm -rf conftest.dir
1048  if test -s conftest.tar; then
1049    AM_RUN_LOG([$am__untar <conftest.tar])
1050    grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
1051  fi
1052done
1053rm -rf conftest.dir
1054
1055AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
1056AC_MSG_RESULT([$am_cv_prog_tar_$1])])
1057AC_SUBST([am__tar])
1058AC_SUBST([am__untar])
1059]) # _AM_PROG_TAR
1060
1061m4_include([acinclude.m4])
1062