diff options
Diffstat (limited to 'acinclude.m4')
| -rw-r--r-- | acinclude.m4 | 240 |
1 files changed, 2 insertions, 238 deletions
diff --git a/acinclude.m4 b/acinclude.m4 index f92a2d1..31677b1 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -1,19 +1,3 @@ -dnl cloned from autoconf 2.13 acspecific.m4 -AC_DEFUN([AC_C_LONG_LONG], -[AC_CACHE_CHECK(for long long, ac_cv_c_long_long, -[if test "$GCC" = yes; then - ac_cv_c_long_long=yes -else -AC_TRY_RUN([int main() { -long long foo = 0; -exit(sizeof(long long) < sizeof(long)); }], -ac_cv_c_long_long=yes, ac_cv_c_long_long=no) -fi]) -if test $ac_cv_c_long_long = yes; then - AC_DEFINE(HAVE_LONG_LONG) -fi -]) - dnl from autoconf 2.13 acspecific.m4, with changes to check for daylight AC_DEFUN([AC_STRUCT_TIMEZONE_DAYLIGHT], @@ -43,7 +27,7 @@ AC_CACHE_CHECK([for tm_isdst in struct tm], ac_cv_struct_tm_isdst, #include <$ac_cv_struct_tm>], [struct tm tm; tm.tm_isdst;], ac_cv_struct_tm_isdst=yes, ac_cv_struct_tm_isdst=no)]) if test "$ac_cv_struct_tm_isdst" = yes; then - AC_DEFINE(HAVE_TM_ISDST) + AC_DEFINE(HAVE_TM_ISDST,1,[HAVE_TM_ISDST]) fi AC_CACHE_CHECK(for daylight, ac_cv_var_daylight, [AC_TRY_LINK( @@ -55,226 +39,6 @@ extern int daylight; changequote([, ])dnl [atoi(daylight);], ac_cv_var_daylight=yes, ac_cv_var_daylight=no)]) if test $ac_cv_var_daylight = yes; then - AC_DEFINE(HAVE_DAYLIGHT) + AC_DEFINE(HAVE_DAYLIGHT,1,[HAVE_DAYLIGHT]) fi ]) - -dnl from autoconf 2.13 acgeneral.m4, with patch: -dnl Date: Fri, 15 Jan 1999 05:52:41 -0800 -dnl Message-ID: <199901151352.FAA18237@shade.twinsun.com> -dnl From: eggert@twinsun.com (Paul Eggert) -dnl Subject: autoconf 2.13 AC_CHECK_TYPE doesn't allow shell vars -dnl Newsgroups: gnu.utils.bug -dnl -dnl now include <stdint.h> if available - -dnl AC_CHECK_TYPE2_STDC(TYPE, DEFAULT) -AC_DEFUN([AC_CHECK_TYPE2_STDC], -[AC_REQUIRE([AC_HEADER_STDC])dnl -AC_REQUIRE([AC_HEADER_STDINT])dnl -AC_MSG_CHECKING(for $1) -AC_CACHE_VAL(ac_cv_type_$1, -[AC_EGREP_CPP(dnl -[(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]], -[#if HAVE_STDINT_H -#include <stdint.h> -#endif -#include <sys/types.h> -#if STDC_HEADERS -#include <stdlib.h> -#include <stddef.h> -#endif], eval "ac_cv_type_$1=yes", eval "ac_cv_type_$1=no")])dnl -if eval "test \"`echo '$ac_cv_type_'$1`\" = yes"; then - AC_MSG_RESULT(yes) -else - AC_MSG_RESULT(no) - AC_DEFINE_UNQUOTED($1, $2) -fi -]) - -dnl from autoconf 2.13 acgeneral.m4, with additional third argument -dnl AC_CHECK_SIZEOF_INCLUDES(TYPE [, CROSS-SIZE [, INCLUDES]]) -AC_DEFUN([AC_CHECK_SIZEOF_INCLUDES], -[dnl The name to #define. -define([AC_TYPE_NAME], translit(sizeof_$1, [[[a-z *]]], [[[A-Z_P]]]))dnl -dnl The cache variable name. -define([AC_CV_NAME], translit(ac_cv_sizeof_$1, [[[ *]]], [[[_p]]]))dnl -AC_MSG_CHECKING(size of $1) -AC_CACHE_VAL(AC_CV_NAME, -[AC_TRY_RUN([$3 -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof($1)); - exit(0); -}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl -AC_MSG_RESULT($AC_CV_NAME) -AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME) -undefine([AC_TYPE_NAME])dnl -undefine([AC_CV_NAME])dnl -]) - -dnl AC_CHECK_SIZEOF_STDC_HEADERS(TYPE [, CROSS_SIZE]) -AC_DEFUN([AC_CHECK_SIZEOF_STDC_HEADERS], -[AC_REQUIRE([AC_HEADER_STDC])dnl -AC_REQUIRE([AC_HEADER_STDINT])dnl -AC_CHECK_SIZEOF_INCLUDES($1, $2, -[#if HAVE_STDINT_H -#include <stdint.h> -#endif -#include <sys/types.h> -#ifdef STDC_HEADERS -#include <stdlib.h> -#endif -]) -]) - - -dnl AC_CHECK_TYPE_STDC(TYPE, DEFAULT) -AC_DEFUN([AC_CHECK_TYPE_STDC], -[AC_REQUIRE([AC_HEADER_STDC])dnl -AC_REQUIRE([AC_HEADER_STDINT])dnl -AC_MSG_CHECKING(for $1) -AC_CACHE_VAL(ac_cv_type_$1, -[AC_EGREP_CPP(dnl -[(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]], -[#if HAVE_STDINT_H -#include <stdint.h> -#endif -#include <sys/types.h> -#if STDC_HEADERS -#include <stdlib.h> -#include <stddef.h> -#endif], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl -AC_MSG_RESULT($ac_cv_type_$1) -if test $ac_cv_type_$1 = no; then - AC_DEFINE($1, $2) -fi -]) - -dnl AC_HEADER_STDINT -AC_DEFUN([AC_HEADER_STDINT], [AC_CHECK_HEADERS(stdint.h)]) - -dnl By default, many hosts won't let programs access large files; -dnl one must use special compiler options to get large-file access to work. -dnl For more details about this brain damage please see: -dnl http://www.sas.com/standards/large.file/x_open.20Mar96.html - -dnl Written by Paul Eggert <eggert@twinsun.com>. - -dnl Internal subroutine of AC_SYS_LARGEFILE. -dnl AC_SYS_LARGEFILE_TEST_INCLUDES -AC_DEFUN([AC_SYS_LARGEFILE_TEST_INCLUDES], - [[#include <sys/types.h> - /* Check that off_t can represent 2**63 - 1 correctly. - We can't simply "#define LARGE_OFF_T 9223372036854775807", - since some C++ compilers masquerading as C compilers - incorrectly reject 9223372036854775807. */ -# define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) - int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 - && LARGE_OFF_T % 2147483647 == 1) - ? 1 : -1]; - ]]) - -dnl Internal subroutine of AC_SYS_LARGEFILE. -dnl AC_SYS_LARGEFILE_MACRO_VALUE(C-MACRO, VALUE, CACHE-VAR, COMMENT, INCLU= -DES, FUNCTION-BODY) -AC_DEFUN([AC_SYS_LARGEFILE_MACRO_VALUE], - [AC_CACHE_CHECK([for $1 value needed for large files], $3, - [$3=no - AC_TRY_COMPILE([$5], - [$6], - , - [AC_TRY_COMPILE([#define $1 $2] -[$5] - , - [$6], - [$3=$2])])]) - if test "[$]$3" != no; then - AC_DEFINE_UNQUOTED([$1], [$]$3, [$4]) - fi]) - -AC_DEFUN([AC_SYS_LARGEFILE], - [AC_REQUIRE([AC_PROG_CC]) - AC_ARG_ENABLE(largefile, - [ --disable-largefile omit support for large files]) - if test "$enable_largefile" != no; then - - AC_CACHE_CHECK([for special C compiler options needed for large files= -], - ac_cv_sys_largefile_CC, - [ac_cv_sys_largefile_CC=no - if test "$GCC" != yes; then - # IRIX 6.2 and later do not support large files by default, - # so use the C compiler's -n32 option if that helps. - AC_TRY_COMPILE(AC_SYS_LARGEFILE_TEST_INCLUDES, , , - [ac_save_CC="$CC" - CC="$CC -n32" - AC_TRY_COMPILE(AC_SYS_LARGEFILE_TEST_INCLUDES, , - ac_cv_sys_largefile_CC=' -n32') - CC="$ac_save_CC"]) - fi]) - if test "$ac_cv_sys_largefile_CC" != no; then - CC="$CC$ac_cv_sys_largefile_CC" - fi - - AC_SYS_LARGEFILE_MACRO_VALUE(_FILE_OFFSET_BITS, 64, - ac_cv_sys_file_offset_bits, - [Number of bits in a file offset, on hosts where this is settable.], - AC_SYS_LARGEFILE_TEST_INCLUDES) - AC_SYS_LARGEFILE_MACRO_VALUE(_LARGE_FILES, 1, - ac_cv_sys_large_files, - [Define for large files, on AIX-style hosts.], - AC_SYS_LARGEFILE_TEST_INCLUDES) - fi - ]) - -AC_DEFUN([AC_FUNC_FSEEKO], - [AC_SYS_LARGEFILE_MACRO_VALUE(_LARGEFILE_SOURCE, 1, - ac_cv_sys_largefile_source, - [Define to make fseeko visible on some hosts (e.g. glibc 2.2).], - [#include <stdio.h>], [return !fseeko;]) - # We used to try defining _XOPEN_SOURCE=500 too, to work around a bug - # in glibc 2.1.3, but that breaks too many other things. - # If you want fseeko and ftello with glibc, upgrade to a fixed glibc. - - AC_CACHE_CHECK([for fseeko], ac_cv_func_fseeko, - [ac_cv_func_fseeko=no - AC_TRY_LINK([#include <stdio.h>], - [return fseeko && fseeko (stdin, 0, 0);], - [ac_cv_func_fseeko=yes])]) - if test $ac_cv_func_fseeko != no; then - AC_DEFINE(HAVE_FSEEKO, 1, - [Define if fseeko (and presumably ftello) exists and is declared.]) - fi]) - -# From Paul Eggert. - -# BeOS 5 has <wchar.h> but does not define mbstate_t, -# so you can't declare an object of that type. -# Check for this incompatibility with Standard C. - -# Include stdlib.h first, because otherwise this test would fail on Linux -# (at least glibc-2.1.3) because the "_XOPEN_SOURCE 500" definition elicits -# a syntax error in wchar.h due to the use of undefined __int32_t. -AC_DEFUN([AC_MBSTATE_T], - [ - AC_CHECK_HEADERS(stdlib.h) - - AC_CACHE_CHECK([for mbstate_t], ac_cv_type_mbstate_t, - [AC_TRY_COMPILE([ -#if HAVE_STDLIB_H -# include <stdlib.h> -#endif -#include <wchar.h>], - [mbstate_t x; return sizeof x;], - ac_cv_type_mbstate_t=yes, - ac_cv_type_mbstate_t=no)]) - if test $ac_cv_type_mbstate_t = no; then - AC_DEFINE(mbstate_t, int, - [Define to a type if <wchar.h> does not define.]) - fi]) - - |
