1dnl aclocal.m4 generated automatically by aclocal 1.4-p5 2 3dnl Copyright (C) 1994, 1995-8, 1999, 2001 Free Software Foundation, Inc. 4dnl This file is free software; the Free Software Foundation 5dnl gives unlimited permission to copy and/or distribute it, 6dnl with or without modifications, as long as this notice is preserved. 7 8dnl This program is distributed in the hope that it will be useful, 9dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without 10dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A 11dnl PARTICULAR PURPOSE. 12 13dnl cloned from autoconf 2.13 acspecific.m4 14AC_DEFUN([AC_C_LONG_LONG], 15[AC_CACHE_CHECK(for long long, ac_cv_c_long_long, 16[if test "$GCC" = yes; then 17 ac_cv_c_long_long=yes 18else 19AC_TRY_RUN([int main() { 20long long foo = 0; 21exit(sizeof(long long) < sizeof(long)); }], 22ac_cv_c_long_long=yes, ac_cv_c_long_long=no) 23fi]) 24if test $ac_cv_c_long_long = yes; then 25 AC_DEFINE(HAVE_LONG_LONG) 26fi 27]) 28 29dnl from autoconf 2.13 acspecific.m4, with changes to check for daylight 30 31AC_DEFUN([AC_STRUCT_TIMEZONE_DAYLIGHT], 32[AC_REQUIRE([AC_STRUCT_TM])dnl 33AC_CACHE_CHECK([for tm_zone in struct tm], ac_cv_struct_tm_zone, 34[AC_TRY_COMPILE([#include <sys/types.h> 35#include <$ac_cv_struct_tm>], [struct tm tm; tm.tm_zone;], 36 ac_cv_struct_tm_zone=yes, ac_cv_struct_tm_zone=no)]) 37if test "$ac_cv_struct_tm_zone" = yes; then 38 AC_DEFINE(HAVE_TM_ZONE,1,[HAVE_TM_ZONE]) 39fi 40AC_CACHE_CHECK(for tzname, ac_cv_var_tzname, 41[AC_TRY_LINK( 42changequote(<<, >>)dnl 43<<#include <time.h> 44#ifndef tzname /* For SGI. */ 45extern char *tzname[]; /* RS6000 and others reject char **tzname. */ 46#endif>>, 47changequote([, ])dnl 48[atoi(*tzname);], ac_cv_var_tzname=yes, ac_cv_var_tzname=no)]) 49 if test $ac_cv_var_tzname = yes; then 50 AC_DEFINE(HAVE_TZNAME,1,[HAVE_TZNAME]) 51 fi 52 53AC_CACHE_CHECK([for tm_isdst in struct tm], ac_cv_struct_tm_isdst, 54[AC_TRY_COMPILE([#include <sys/types.h> 55#include <$ac_cv_struct_tm>], [struct tm tm; tm.tm_isdst;], 56 ac_cv_struct_tm_isdst=yes, ac_cv_struct_tm_isdst=no)]) 57if test "$ac_cv_struct_tm_isdst" = yes; then 58 AC_DEFINE(HAVE_TM_ISDST) 59fi 60AC_CACHE_CHECK(for daylight, ac_cv_var_daylight, 61[AC_TRY_LINK( 62changequote(<<, >>)dnl 63<<#include <time.h> 64#ifndef daylight /* In case IRIX #defines this, too */ 65extern int daylight; 66#endif>>, 67changequote([, ])dnl 68[atoi(daylight);], ac_cv_var_daylight=yes, ac_cv_var_daylight=no)]) 69 if test $ac_cv_var_daylight = yes; then 70 AC_DEFINE(HAVE_DAYLIGHT) 71 fi 72]) 73 74dnl from autoconf 2.13 acgeneral.m4, with patch: 75dnl Date: Fri, 15 Jan 1999 05:52:41 -0800 76dnl Message-ID: <199901151352.FAA18237@shade.twinsun.com> 77dnl From: eggert@twinsun.com (Paul Eggert) 78dnl Subject: autoconf 2.13 AC_CHECK_TYPE doesn't allow shell vars 79dnl Newsgroups: gnu.utils.bug 80dnl 81dnl now include <stdint.h> if available 82 83dnl AC_CHECK_TYPE2_STDC(TYPE, DEFAULT) 84AC_DEFUN([AC_CHECK_TYPE2_STDC], 85[AC_REQUIRE([AC_HEADER_STDC])dnl 86AC_REQUIRE([AC_HEADER_STDINT])dnl 87AC_MSG_CHECKING(for $1) 88AC_CACHE_VAL(ac_cv_type_$1, 89[AC_EGREP_CPP(dnl 90[(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]], 91[#if HAVE_STDINT_H 92#include <stdint.h> 93#endif 94#include <sys/types.h> 95#if STDC_HEADERS 96#include <stdlib.h> 97#include <stddef.h> 98#endif], eval "ac_cv_type_$1=yes", eval "ac_cv_type_$1=no")])dnl 99if eval "test \"`echo '$ac_cv_type_'$1`\" = yes"; then 100 AC_MSG_RESULT(yes) 101else 102 AC_MSG_RESULT(no) 103 AC_DEFINE_UNQUOTED($1, $2) 104fi 105]) 106 107dnl from autoconf 2.13 acgeneral.m4, with additional third argument 108dnl AC_CHECK_SIZEOF_INCLUDES(TYPE [, CROSS-SIZE [, INCLUDES]]) 109AC_DEFUN([AC_CHECK_SIZEOF_INCLUDES], 110[dnl The name to #define. 111define([AC_TYPE_NAME], translit(sizeof_$1, [[[a-z *]]], [[[A-Z_P]]]))dnl 112dnl The cache variable name. 113define([AC_CV_NAME], translit(ac_cv_sizeof_$1, [[[ *]]], [[[_p]]]))dnl 114AC_MSG_CHECKING(size of $1) 115AC_CACHE_VAL(AC_CV_NAME, 116[AC_TRY_RUN([$3 117#include <stdio.h> 118main() 119{ 120 FILE *f=fopen("conftestval", "w"); 121 if (!f) exit(1); 122 fprintf(f, "%d\n", sizeof($1)); 123 exit(0); 124}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl 125AC_MSG_RESULT($AC_CV_NAME) 126AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME) 127undefine([AC_TYPE_NAME])dnl 128undefine([AC_CV_NAME])dnl 129]) 130 131dnl AC_CHECK_SIZEOF_STDC_HEADERS(TYPE [, CROSS_SIZE]) 132AC_DEFUN([AC_CHECK_SIZEOF_STDC_HEADERS], 133[AC_REQUIRE([AC_HEADER_STDC])dnl 134AC_REQUIRE([AC_HEADER_STDINT])dnl 135AC_CHECK_SIZEOF_INCLUDES($1, $2, 136[#if HAVE_STDINT_H 137#include <stdint.h> 138#endif 139#include <sys/types.h> 140#ifdef STDC_HEADERS 141#include <stdlib.h> 142#endif 143]) 144]) 145 146 147dnl AC_CHECK_TYPE_STDC(TYPE, DEFAULT) 148AC_DEFUN([AC_CHECK_TYPE_STDC], 149[AC_REQUIRE([AC_HEADER_STDC])dnl 150AC_REQUIRE([AC_HEADER_STDINT])dnl 151AC_MSG_CHECKING(for $1) 152AC_CACHE_VAL(ac_cv_type_$1, 153[AC_EGREP_CPP(dnl 154[(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]], 155[#if HAVE_STDINT_H 156#include <stdint.h> 157#endif 158#include <sys/types.h> 159#if STDC_HEADERS 160#include <stdlib.h> 161#include <stddef.h> 162#endif], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl 163AC_MSG_RESULT($ac_cv_type_$1) 164if test $ac_cv_type_$1 = no; then 165 AC_DEFINE($1, $2) 166fi 167]) 168 169dnl AC_HEADER_STDINT 170AC_DEFUN([AC_HEADER_STDINT], [AC_CHECK_HEADERS(stdint.h)]) 171 172#serial 19 173 174dnl By default, many hosts won't let programs access large files; 175dnl one must use special compiler options to get large-file access to work. 176dnl For more details about this brain damage please see: 177dnl http://www.sas.com/standards/large.file/x_open.20Mar96.html 178 179dnl Written by Paul Eggert <eggert@twinsun.com>. 180 181dnl Internal subroutine of AC_SYS_LARGEFILE. 182dnl AC_SYS_LARGEFILE_TEST_INCLUDES 183AC_DEFUN([AC_SYS_LARGEFILE_TEST_INCLUDES], 184 [[#include <sys/types.h> 185 /* Check that off_t can represent 2**63 - 1 correctly. 186 We can't simply "#define LARGE_OFF_T 9223372036854775807", 187 since some C++ compilers masquerading as C compilers 188 incorrectly reject 9223372036854775807. */ 189# define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) 190 int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 191 && LARGE_OFF_T % 2147483647 == 1) 192 ? 1 : -1]; 193 ]]) 194 195dnl Internal subroutine of AC_SYS_LARGEFILE. 196dnl AC_SYS_LARGEFILE_MACRO_VALUE(C-MACRO, VALUE, CACHE-VAR, COMMENT, INCLU= 197DES, FUNCTION-BODY) 198AC_DEFUN([AC_SYS_LARGEFILE_MACRO_VALUE], 199 [AC_CACHE_CHECK([for $1 value needed for large files], $3, 200 [$3=no 201 AC_TRY_COMPILE([$5], 202 [$6], 203 , 204 [AC_TRY_COMPILE([#define $1 $2] 205[$5] 206 , 207 [$6], 208 [$3=$2])])]) 209 if test "[$]$3" != no; then 210 AC_DEFINE_UNQUOTED([$1], [$]$3, [$4]) 211 fi]) 212 213AC_DEFUN([AC_SYS_LARGEFILE], 214 [AC_REQUIRE([AC_PROG_CC]) 215 AC_ARG_ENABLE(largefile, 216 [ --disable-largefile omit support for large files]) 217 if test "$enable_largefile" != no; then 218 219 AC_CACHE_CHECK([for special C compiler options needed for large files= 220], 221 ac_cv_sys_largefile_CC, 222 [ac_cv_sys_largefile_CC=no 223 if test "$GCC" != yes; then 224 # IRIX 6.2 and later do not support large files by default, 225 # so use the C compiler's -n32 option if that helps. 226 AC_TRY_COMPILE(AC_SYS_LARGEFILE_TEST_INCLUDES, , , 227 [ac_save_CC="$CC" 228 CC="$CC -n32" 229 AC_TRY_COMPILE(AC_SYS_LARGEFILE_TEST_INCLUDES, , 230 ac_cv_sys_largefile_CC=' -n32') 231 CC="$ac_save_CC"]) 232 fi]) 233 if test "$ac_cv_sys_largefile_CC" != no; then 234 CC="$CC$ac_cv_sys_largefile_CC" 235 fi 236 237 AC_SYS_LARGEFILE_MACRO_VALUE(_FILE_OFFSET_BITS, 64, 238 ac_cv_sys_file_offset_bits, 239 [Number of bits in a file offset, on hosts where this is settable.], 240 AC_SYS_LARGEFILE_TEST_INCLUDES) 241 AC_SYS_LARGEFILE_MACRO_VALUE(_LARGE_FILES, 1, 242 ac_cv_sys_large_files, 243 [Define for large files, on AIX-style hosts.], 244 AC_SYS_LARGEFILE_TEST_INCLUDES) 245 fi 246 ]) 247 248AC_DEFUN([AC_FUNC_FSEEKO], 249 [AC_SYS_LARGEFILE_MACRO_VALUE(_LARGEFILE_SOURCE, 1, 250 ac_cv_sys_largefile_source, 251 [Define to make fseeko visible on some hosts (e.g. glibc 2.2).], 252 [#include <stdio.h>], [return !fseeko;]) 253 # We used to try defining _XOPEN_SOURCE=500 too, to work around a bug 254 # in glibc 2.1.3, but that breaks too many other things. 255 # If you want fseeko and ftello with glibc, upgrade to a fixed glibc. 256 257 AC_CACHE_CHECK([for fseeko], ac_cv_func_fseeko, 258 [ac_cv_func_fseeko=no 259 AC_TRY_LINK([#include <stdio.h>], 260 [return fseeko && fseeko (stdin, 0, 0);], 261 [ac_cv_func_fseeko=yes])]) 262 if test $ac_cv_func_fseeko != no; then 263 AC_DEFINE(HAVE_FSEEKO, 1, 264 [Define if fseeko (and presumably ftello) exists and is declared.]) 265 fi]) 266 267 268# Do all the work for Automake. This macro actually does too much -- 269# some checks are only needed if your package does certain things. 270# But this isn't really a big deal. 271 272# serial 1 273 274dnl Usage: 275dnl AM_INIT_AUTOMAKE(package,version, [no-define]) 276 277AC_DEFUN([AM_INIT_AUTOMAKE], 278[AC_REQUIRE([AC_PROG_INSTALL]) 279PACKAGE=[$1] 280AC_SUBST(PACKAGE) 281VERSION=[$2] 282AC_SUBST(VERSION) 283dnl test to see if srcdir already configured 284if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then 285 AC_MSG_ERROR([source directory already configured; run "make distclean" there first]) 286fi 287ifelse([$3],, 288AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package]) 289AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])) 290AC_REQUIRE([AM_SANITY_CHECK]) 291AC_REQUIRE([AC_ARG_PROGRAM]) 292dnl FIXME This is truly gross. 293missing_dir=`cd $ac_aux_dir && pwd` 294AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir) 295AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir) 296AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir) 297AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir) 298AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir) 299AC_REQUIRE([AC_PROG_MAKE_SET])]) 300 301# 302# Check to make sure that the build environment is sane. 303# 304 305AC_DEFUN([AM_SANITY_CHECK], 306[AC_MSG_CHECKING([whether build environment is sane]) 307# Just in case 308sleep 1 309echo timestamp > conftestfile 310# Do `set' in a subshell so we don't clobber the current shell's 311# arguments. Must try -L first in case configure is actually a 312# symlink; some systems play weird games with the mod time of symlinks 313# (eg FreeBSD returns the mod time of the symlink's containing 314# directory). 315if ( 316 set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null` 317 if test "[$]*" = "X"; then 318 # -L didn't work. 319 set X `ls -t $srcdir/configure conftestfile` 320 fi 321 if test "[$]*" != "X $srcdir/configure conftestfile" \ 322 && test "[$]*" != "X conftestfile $srcdir/configure"; then 323 324 # If neither matched, then we have a broken ls. This can happen 325 # if, for instance, CONFIG_SHELL is bash and it inherits a 326 # broken ls alias from the environment. This has actually 327 # happened. Such a system could not be considered "sane". 328 AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken 329alias in your environment]) 330 fi 331 332 test "[$]2" = conftestfile 333 ) 334then 335 # Ok. 336 : 337else 338 AC_MSG_ERROR([newly created file is older than distributed files! 339Check your system clock]) 340fi 341rm -f conftest* 342AC_MSG_RESULT(yes)]) 343 344dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY) 345dnl The program must properly implement --version. 346AC_DEFUN([AM_MISSING_PROG], 347[AC_MSG_CHECKING(for working $2) 348# Run test in a subshell; some versions of sh will print an error if 349# an executable is not found, even if stderr is redirected. 350# Redirect stdin to placate older versions of autoconf. Sigh. 351if ($2 --version) < /dev/null > /dev/null 2>&1; then 352 $1=$2 353 AC_MSG_RESULT(found) 354else 355 $1="$3/missing $2" 356 AC_MSG_RESULT(missing) 357fi 358AC_SUBST($1)]) 359 360# Like AC_CONFIG_HEADER, but automatically create stamp file. 361 362AC_DEFUN([AM_CONFIG_HEADER], 363[AC_PREREQ([2.12]) 364AC_CONFIG_HEADER([$1]) 365dnl When config.status generates a header, we must update the stamp-h file. 366dnl This file resides in the same directory as the config header 367dnl that is generated. We must strip everything past the first ":", 368dnl and everything past the last "/". 369AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl 370ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>, 371<<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>, 372<<am_indx=1 373for am_file in <<$1>>; do 374 case " <<$>>CONFIG_HEADERS " in 375 *" <<$>>am_file "*<<)>> 376 echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx 377 ;; 378 esac 379 am_indx=`expr "<<$>>am_indx" + 1` 380done<<>>dnl>>) 381changequote([,]))]) 382 383# Define a conditional. 384 385AC_DEFUN([AM_CONDITIONAL], 386[AC_SUBST($1_TRUE) 387AC_SUBST($1_FALSE) 388if $2; then 389 $1_TRUE= 390 $1_FALSE='#' 391else 392 $1_TRUE='#' 393 $1_FALSE= 394fi]) 395 396