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Commit f04f1d2c by Kelley Cook Committed by R. Kelley Cook
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aclocal.m4: Update macros for autoconf 2.59 style. 

2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>

	* aclocal.m4: Update macros for autoconf 2.59 style.
	* configure.ac: Likewise.

From-SVN: r101647
parent 2a04824b
Showing with 55 additions and 50 deletions
gcc/ChangeLog
2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
* aclocal.m4: Update macros for autoconf 2.59 style.
* configure.ac: Likewise.
2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (function_value): Handle small aggregates on 32-bit targets. * pa.c (function_value): Handle small aggregates on 32-bit targets.
......
gcc/aclocal.m4
...@@ -16,10 +16,10 @@ dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]]) ...@@ -16,10 +16,10 @@ dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
AC_DEFUN([gcc_AC_CHECK_DECL], AC_DEFUN([gcc_AC_CHECK_DECL],
[AC_MSG_CHECKING([whether $1 is declared]) [AC_MSG_CHECKING([whether $1 is declared])
AC_CACHE_VAL(gcc_cv_have_decl_$1, AC_CACHE_VAL(gcc_cv_have_decl_$1,
[AC_TRY_COMPILE([$4], [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([$4],
[#ifndef $1 [#ifndef $1
char *(*pfn) = (char *(*)) $1 ; char *(*pfn) = (char *(*)) $1 ;
#endif], eval "gcc_cv_have_decl_$1=yes", eval "gcc_cv_have_decl_$1=no")]) #endif])], eval "gcc_cv_have_decl_$1=yes", eval "gcc_cv_have_decl_$1=no")])
if eval "test \"`echo '$gcc_cv_have_decl_'$1`\" = yes"; then if eval "test \"`echo '$gcc_cv_have_decl_'$1`\" = yes"; then
AC_MSG_RESULT(yes) ; ifelse([$2], , :, [$2]) AC_MSG_RESULT(yes) ; ifelse([$2], , :, [$2])
else else
...@@ -93,7 +93,7 @@ dnl See if the printf functions in libc support %p in format strings. ...@@ -93,7 +93,7 @@ dnl See if the printf functions in libc support %p in format strings.
AC_DEFUN([gcc_AC_FUNC_PRINTF_PTR], AC_DEFUN([gcc_AC_FUNC_PRINTF_PTR],
[AC_CACHE_CHECK(whether the printf functions support %p, [AC_CACHE_CHECK(whether the printf functions support %p,
gcc_cv_func_printf_ptr, gcc_cv_func_printf_ptr,
[AC_TRY_RUN([#include <stdio.h> [AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
int main() int main()
{ {
...@@ -102,7 +102,7 @@ int main() ...@@ -102,7 +102,7 @@ int main()
sprintf(buf, "%p", p); sprintf(buf, "%p", p);
sscanf(buf, "%p", &q); sscanf(buf, "%p", &q);
return (p != q); return (p != q);
}], gcc_cv_func_printf_ptr=yes, gcc_cv_func_printf_ptr=no, }]])], gcc_cv_func_printf_ptr=yes, gcc_cv_func_printf_ptr=no,
gcc_cv_func_printf_ptr=no) gcc_cv_func_printf_ptr=no)
rm -f core core.* *.core]) rm -f core core.* *.core])
if test $gcc_cv_func_printf_ptr = yes ; then if test $gcc_cv_func_printf_ptr = yes ; then
...@@ -151,7 +151,7 @@ dnl Define MKDIR_TAKES_ONE_ARG if mkdir accepts only one argument instead ...@@ -151,7 +151,7 @@ dnl Define MKDIR_TAKES_ONE_ARG if mkdir accepts only one argument instead
dnl of the usual 2. dnl of the usual 2.
AC_DEFUN([gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG], AC_DEFUN([gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG],
[AC_CACHE_CHECK([if mkdir takes one argument], gcc_cv_mkdir_takes_one_arg, [AC_CACHE_CHECK([if mkdir takes one argument], gcc_cv_mkdir_takes_one_arg,
[AC_TRY_COMPILE([ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
#include <sys/types.h> #include <sys/types.h>
#ifdef HAVE_SYS_STAT_H #ifdef HAVE_SYS_STAT_H
# include <sys/stat.h> # include <sys/stat.h>
...@@ -161,7 +161,7 @@ AC_DEFUN([gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG], ...@@ -161,7 +161,7 @@ AC_DEFUN([gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG],
#endif #endif
#ifdef HAVE_DIRECT_H #ifdef HAVE_DIRECT_H
# include <direct.h> # include <direct.h>
#endif], [mkdir ("foo", 0);], #endif], [mkdir ("foo", 0);])],
gcc_cv_mkdir_takes_one_arg=no, gcc_cv_mkdir_takes_one_arg=yes)]) gcc_cv_mkdir_takes_one_arg=no, gcc_cv_mkdir_takes_one_arg=yes)])
if test $gcc_cv_mkdir_takes_one_arg = yes ; then if test $gcc_cv_mkdir_takes_one_arg = yes ; then
AC_DEFINE(MKDIR_TAKES_ONE_ARG, 1, [Define if host mkdir takes a single argument.]) AC_DEFINE(MKDIR_TAKES_ONE_ARG, 1, [Define if host mkdir takes a single argument.])
...@@ -279,7 +279,7 @@ else ...@@ -279,7 +279,7 @@ else
# Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for. # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
AC_CACHE_CHECK([for MAP_ANON(YMOUS)], gcc_cv_decl_map_anon, AC_CACHE_CHECK([for MAP_ANON(YMOUS)], gcc_cv_decl_map_anon,
[AC_TRY_COMPILE( [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[#include <sys/types.h> [#include <sys/types.h>
#include <sys/mman.h> #include <sys/mman.h>
#include <unistd.h> #include <unistd.h>
...@@ -288,7 +288,7 @@ else ...@@ -288,7 +288,7 @@ else
#define MAP_ANONYMOUS MAP_ANON #define MAP_ANONYMOUS MAP_ANON
#endif #endif
], ],
[int n = MAP_ANONYMOUS;], [int n = MAP_ANONYMOUS;])],
gcc_cv_decl_map_anon=yes, gcc_cv_decl_map_anon=yes,
gcc_cv_decl_map_anon=no)]) gcc_cv_decl_map_anon=no)])
...@@ -338,7 +338,7 @@ if test -n "[$]$1"; then ...@@ -338,7 +338,7 @@ if test -n "[$]$1"; then
ac_prog_version=`<<$>>$1 $3 2>&1 | ac_prog_version=`<<$>>$1 $3 2>&1 |
sed -n 's/^.*patsubst(<<$4>>,/,\/).*$/\1/p'` sed -n 's/^.*patsubst(<<$4>>,/,\/).*$/\1/p'`
changequote([,])dnl changequote([,])dnl
echo "configure:__oline__: version of $2 is $ac_prog_version" >&AC_FD_CC echo "configure:__oline__: version of $2 is $ac_prog_version" >&AS_MESSAGE_LOG_FD
changequote(<<,>>)dnl changequote(<<,>>)dnl
case $ac_prog_version in case $ac_prog_version in
'') gcc_cv_prog_$2_modern=no;; '') gcc_cv_prog_$2_modern=no;;
...@@ -358,7 +358,7 @@ dnl be either signed or unsigned. ...@@ -358,7 +358,7 @@ dnl be either signed or unsigned.
dnl dnl
AC_DEFUN([gcc_AC_C_ENUM_BF_UNSIGNED], AC_DEFUN([gcc_AC_C_ENUM_BF_UNSIGNED],
[AC_CACHE_CHECK(for unsigned enumerated bitfields, gcc_cv_enum_bf_unsigned, [AC_CACHE_CHECK(for unsigned enumerated bitfields, gcc_cv_enum_bf_unsigned,
[AC_TRY_RUN(#include <stdlib.h> [AC_RUN_IFELSE([AC_LANG_SOURCE([#include <stdlib.h>
enum t { BLAH = 128 } ; enum t { BLAH = 128 } ;
struct s_t { enum t member : 8; } s ; struct s_t { enum t member : 8; } s ;
int main(void) int main(void)
...@@ -367,7 +367,7 @@ int main(void) ...@@ -367,7 +367,7 @@ int main(void)
if (s.member < 0) exit(1); if (s.member < 0) exit(1);
exit(0); exit(0);
}, gcc_cv_enum_bf_unsigned=yes, gcc_cv_enum_bf_unsigned=no, gcc_cv_enum_bf_unsigned=yes)]) }])], gcc_cv_enum_bf_unsigned=yes, gcc_cv_enum_bf_unsigned=no, gcc_cv_enum_bf_unsigned=yes)])
if test $gcc_cv_enum_bf_unsigned = yes; then if test $gcc_cv_enum_bf_unsigned = yes; then
AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1, AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1,
[Define if enumerated bitfields are treated as unsigned values.]) [Define if enumerated bitfields are treated as unsigned values.])
...@@ -391,11 +391,11 @@ if test $gcc_cv_decl_char_bit = no; then ...@@ -391,11 +391,11 @@ if test $gcc_cv_decl_char_bit = no; then
[i=8 [i=8
gcc_cv_c_nbby= gcc_cv_c_nbby=
while test $i -lt 65; do while test $i -lt 65; do
AC_TRY_COMPILE(, AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,
[switch(0) { [switch(0) {
case (unsigned char)((unsigned long)1 << $i) == ((unsigned long)1 << $i): case (unsigned char)((unsigned long)1 << $i) == ((unsigned long)1 << $i):
case (unsigned char)((unsigned long)1<<($i-1)) == ((unsigned long)1<<($i-1)): case (unsigned char)((unsigned long)1<<($i-1)) == ((unsigned long)1<<($i-1)):
; }], ; }])],
[gcc_cv_c_nbby=$i; break]) [gcc_cv_c_nbby=$i; break])
i=`expr $i + 1` i=`expr $i + 1`
done done
...@@ -414,8 +414,8 @@ dnl From Bruno Haible. ...@@ -414,8 +414,8 @@ dnl From Bruno Haible.
AC_DEFUN([AM_LANGINFO_CODESET], AC_DEFUN([AM_LANGINFO_CODESET],
[ [
AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset, AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
[AC_TRY_LINK([#include <langinfo.h>], [AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <langinfo.h>],
[char* cs = nl_langinfo(CODESET);], [char* cs = nl_langinfo(CODESET);])],
am_cv_langinfo_codeset=yes, am_cv_langinfo_codeset=yes,
am_cv_langinfo_codeset=no) am_cv_langinfo_codeset=no)
]) ])
...@@ -431,11 +431,11 @@ AC_DEFUN([gcc_AC_INITFINI_ARRAY], ...@@ -431,11 +431,11 @@ AC_DEFUN([gcc_AC_INITFINI_ARRAY],
[], [ [], [
AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support, AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support,
gcc_cv_initfini_array, [dnl gcc_cv_initfini_array, [dnl
AC_TRY_RUN([ AC_RUN_IFELSE([AC_LANG_SOURCE([
static int x = -1; static int x = -1;
int main (void) { return x; } int main (void) { return x; }
int foo (void) { x = 0; } int foo (void) { x = 0; }
int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;], int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;])],
[gcc_cv_initfini_array=yes], [gcc_cv_initfini_array=no], [gcc_cv_initfini_array=yes], [gcc_cv_initfini_array=no],
[gcc_cv_initfini_array=no])]) [gcc_cv_initfini_array=no])])
enable_initfini_array=$gcc_cv_initfini_array enable_initfini_array=$gcc_cv_initfini_array
...@@ -517,12 +517,12 @@ AC_DEFUN([gcc_GAS_CHECK_FEATURE], ...@@ -517,12 +517,12 @@ AC_DEFUN([gcc_GAS_CHECK_FEATURE],
gcc_GAS_VERSION_GTE_IFELSE($3, [[$2]=yes]) gcc_GAS_VERSION_GTE_IFELSE($3, [[$2]=yes])
el])if test x$gcc_cv_as != x; then el])if test x$gcc_cv_as != x; then
echo ifelse(m4_substr([$5],0,1),[$], "[$5]", '[$5]') > conftest.s echo ifelse(m4_substr([$5],0,1),[$], "[$5]", '[$5]') > conftest.s
if AC_TRY_COMMAND([$gcc_cv_as $4 -o conftest.o conftest.s >&AC_FD_CC]) if AC_TRY_COMMAND([$gcc_cv_as $4 -o conftest.o conftest.s >&AS_MESSAGE_LOG_FD])
then then
ifelse([$6],, [$2]=yes, [$6]) ifelse([$6],, [$2]=yes, [$6])
else else
echo "configure: failed program was" >&AC_FD_CC echo "configure: failed program was" >&AS_MESSAGE_LOG_FD
cat conftest.s >&AC_FD_CC cat conftest.s >&AS_MESSAGE_LOG_FD
fi fi
rm -f conftest.o conftest.s rm -f conftest.o conftest.s
fi]) fi])
......
gcc/configure.ac
...@@ -517,22 +517,22 @@ if test x$ac_valgrind_checking != x ; then ...@@ -517,22 +517,22 @@ if test x$ac_valgrind_checking != x ; then
# It is certainly possible that there's valgrind but no valgrind.h. # It is certainly possible that there's valgrind but no valgrind.h.
# GCC relies on making annotations so we must have both. # GCC relies on making annotations so we must have both.
AC_MSG_CHECKING(for VALGRIND_DISCARD in <valgrind/memcheck.h>) AC_MSG_CHECKING(for VALGRIND_DISCARD in <valgrind/memcheck.h>)
AC_TRY_CPP( AC_PREPROC_IFELSE([AC_LANG_SOURCE(
[#include <valgrind/memcheck.h> [[#include <valgrind/memcheck.h>
#ifndef VALGRIND_DISCARD #ifndef VALGRIND_DISCARD
#error VALGRIND_DISCARD not defined #error VALGRIND_DISCARD not defined
#endif], #endif]])],
[gcc_cv_header_valgrind_memcheck_h=yes], [gcc_cv_header_valgrind_memcheck_h=yes],
[gcc_cv_header_valgrind_memcheck_h=no]) [gcc_cv_header_valgrind_memcheck_h=no])
AC_MSG_RESULT($gcc_cv_header_valgrind_memcheck_h) AC_MSG_RESULT($gcc_cv_header_valgrind_memcheck_h)
AC_MSG_CHECKING(for VALGRIND_DISCARD in <memcheck.h>) AC_MSG_CHECKING(for VALGRIND_DISCARD in <memcheck.h>)
AC_TRY_CPP( AC_PREPROC_IFELSE([AC_LANG_SOURCE(
[#include <memcheck.h> [[#include <memcheck.h>
#ifndef VALGRIND_DISCARD #ifndef VALGRIND_DISCARD
#error VALGRIND_DISCARD not defined #error VALGRIND_DISCARD not defined
#endif], #endif]])],
[gcc_cv_header_memcheck_h=yes], [gcc_cv_header_memcheck_h=yes],
gcc_cv_header_memcheck_h=no) [gcc_cv_header_memcheck_h=no])
AC_MSG_RESULT($gcc_cv_header_memcheck_h) AC_MSG_RESULT($gcc_cv_header_memcheck_h)
AM_PATH_PROG_WITH_TEST(valgrind_path, valgrind, AM_PATH_PROG_WITH_TEST(valgrind_path, valgrind,
[$ac_dir/$ac_word --version | grep valgrind- >/dev/null 2>&1]) [$ac_dir/$ac_word --version | grep valgrind- >/dev/null 2>&1])
...@@ -859,13 +859,13 @@ fi ...@@ -859,13 +859,13 @@ fi
AC_MSG_CHECKING(for GNU C library) AC_MSG_CHECKING(for GNU C library)
AC_CACHE_VAL(gcc_cv_glibc, AC_CACHE_VAL(gcc_cv_glibc,
[AC_TRY_COMPILE( [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[#include <features.h>],[ [[#include <features.h>]], [[
#if ! (defined __GLIBC__ || defined __GNU_LIBRARY__) #if ! (defined __GLIBC__ || defined __GNU_LIBRARY__)
#error Not a GNU C library system #error Not a GNU C library system
#endif], #endif]])],
[gcc_cv_glibc=yes], [gcc_cv_glibc=yes],
gcc_cv_glibc=no)]) [gcc_cv_glibc=no])])
AC_MSG_RESULT($gcc_cv_glibc) AC_MSG_RESULT($gcc_cv_glibc)
if test $gcc_cv_glibc = yes; then if test $gcc_cv_glibc = yes; then
AC_DEFINE(_GNU_SOURCE, 1, [Always define this when using the GNU C Library]) AC_DEFINE(_GNU_SOURCE, 1, [Always define this when using the GNU C Library])
...@@ -959,12 +959,12 @@ AC_SUBST(LDEXP_LIB) ...@@ -959,12 +959,12 @@ AC_SUBST(LDEXP_LIB)
# doesn't clash with <sys/types.h>, and declares intmax_t. # doesn't clash with <sys/types.h>, and declares intmax_t.
AC_MSG_CHECKING(for inttypes.h) AC_MSG_CHECKING(for inttypes.h)
AC_CACHE_VAL(gcc_cv_header_inttypes_h, AC_CACHE_VAL(gcc_cv_header_inttypes_h,
[AC_TRY_COMPILE( [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[#include <sys/types.h> [[#include <sys/types.h>
#include <inttypes.h>], #include <inttypes.h>]],
[intmax_t i = -1;], [[intmax_t i = -1;]])],
[gcc_cv_header_inttypes_h=yes], [gcc_cv_header_inttypes_h=yes],
gcc_cv_header_inttypes_h=no)]) [gcc_cv_header_inttypes_h=no])])
AC_MSG_RESULT($gcc_cv_header_inttypes_h) AC_MSG_RESULT($gcc_cv_header_inttypes_h)
if test $gcc_cv_header_inttypes_h = yes; then if test $gcc_cv_header_inttypes_h = yes; then
AC_DEFINE(HAVE_INTTYPES_H, 1, AC_DEFINE(HAVE_INTTYPES_H, 1,
...@@ -986,15 +986,15 @@ AC_CHECK_FUNCS(times clock dup2 kill getrlimit setrlimit atoll atoq \ ...@@ -986,15 +986,15 @@ AC_CHECK_FUNCS(times clock dup2 kill getrlimit setrlimit atoll atoq \
if test x$ac_cv_func_mbstowcs = xyes; then if test x$ac_cv_func_mbstowcs = xyes; then
AC_CACHE_CHECK(whether mbstowcs works, gcc_cv_func_mbstowcs_works, AC_CACHE_CHECK(whether mbstowcs works, gcc_cv_func_mbstowcs_works,
[ AC_TRY_RUN([#include <stdlib.h> [ AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
int main() int main()
{ {
mbstowcs(0, "", 0); mbstowcs(0, "", 0);
return 0; return 0;
}], }]])],
gcc_cv_func_mbstowcs_works=yes, [gcc_cv_func_mbstowcs_works=yes],
gcc_cv_func_mbstowcs_works=no, [gcc_cv_func_mbstowcs_works=no],
gcc_cv_func_mbstowcs_works=yes)]) [gcc_cv_func_mbstowcs_works=yes])])
if test x$gcc_cv_func_mbstowcs_works = xyes; then if test x$gcc_cv_func_mbstowcs_works = xyes; then
AC_DEFINE(HAVE_WORKING_MBSTOWCS, 1, AC_DEFINE(HAVE_WORKING_MBSTOWCS, 1,
[Define this macro if mbstowcs does not crash when its [Define this macro if mbstowcs does not crash when its
...@@ -1035,7 +1035,7 @@ case "${host}" in ...@@ -1035,7 +1035,7 @@ case "${host}" in
ac_cv_func_vfork_works=yes ac_cv_func_vfork_works=yes
;; ;;
esac esac
AC_FUNC_VFORK AC_FUNC_FORK
AM_ICONV AM_ICONV
# Until we have in-tree GNU iconv: # Until we have in-tree GNU iconv:
...@@ -1063,13 +1063,13 @@ gcc_AC_CHECK_DECLS(getrlimit setrlimit getrusage, , ,[ ...@@ -1063,13 +1063,13 @@ gcc_AC_CHECK_DECLS(getrlimit setrlimit getrusage, , ,[
#endif #endif
]) ])
AC_TRY_COMPILE([ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include "ansidecl.h" #include "ansidecl.h"
#include "system.h" #include "system.h"
#ifdef HAVE_SYS_RESOURCE_H #ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h> #include <sys/resource.h>
#endif #endif
],[rlim_t l = 0;],,[AC_DEFINE([rlim_t],[long], ]], [[rlim_t l = 0;]])],[],[AC_DEFINE([rlim_t],[long],
[Define to \`long' if <sys/resource.h> doesn't define.])]) [Define to \`long' if <sys/resource.h> doesn't define.])])
# On AIX 5.2, <ldfcn.h> conflicts with <fcntl.h>, as both define incompatible # On AIX 5.2, <ldfcn.h> conflicts with <fcntl.h>, as both define incompatible
...@@ -1096,13 +1096,13 @@ gcc_AC_CHECK_DECLS(times, , ,[ ...@@ -1096,13 +1096,13 @@ gcc_AC_CHECK_DECLS(times, , ,[
# More time-related stuff. # More time-related stuff.
AC_CACHE_CHECK(for struct tms, ac_cv_struct_tms, [ AC_CACHE_CHECK(for struct tms, ac_cv_struct_tms, [
AC_TRY_COMPILE([ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include "ansidecl.h" #include "ansidecl.h"
#include "system.h" #include "system.h"
#ifdef HAVE_SYS_TIMES_H #ifdef HAVE_SYS_TIMES_H
#include <sys/times.h> #include <sys/times.h>
#endif #endif
], [struct tms tms;], ac_cv_struct_tms=yes, ac_cv_struct_tms=no)]) ]], [[struct tms tms;]])],[ac_cv_struct_tms=yes],[ac_cv_struct_tms=no])])
if test $ac_cv_struct_tms = yes; then if test $ac_cv_struct_tms = yes; then
AC_DEFINE(HAVE_STRUCT_TMS, 1, AC_DEFINE(HAVE_STRUCT_TMS, 1,
[Define if <sys/times.h> defines struct tms.]) [Define if <sys/times.h> defines struct tms.])
...@@ -1111,10 +1111,10 @@ fi ...@@ -1111,10 +1111,10 @@ fi
# use gcc_cv_* here because this doesn't match the behavior of AC_CHECK_TYPE. # use gcc_cv_* here because this doesn't match the behavior of AC_CHECK_TYPE.
# revisit after autoconf 2.50. # revisit after autoconf 2.50.
AC_CACHE_CHECK(for clock_t, gcc_cv_type_clock_t, [ AC_CACHE_CHECK(for clock_t, gcc_cv_type_clock_t, [
AC_TRY_COMPILE([ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include "ansidecl.h" #include "ansidecl.h"
#include "system.h" #include "system.h"
], [clock_t x;], gcc_cv_type_clock_t=yes, gcc_cv_type_clock_t=no)]) ]], [[clock_t x;]])],[gcc_cv_type_clock_t=yes],[gcc_cv_type_clock_t=no])])
if test $gcc_cv_type_clock_t = yes; then if test $gcc_cv_type_clock_t = yes; then
AC_DEFINE(HAVE_CLOCK_T, 1, AC_DEFINE(HAVE_CLOCK_T, 1,
[Define if <time.h> defines clock_t.]) [Define if <time.h> defines clock_t.])
......
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