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Use AC_CHECK_SIZEOF to find the size of off_t, pthread_t and time_t.

This commit is contained in:
Alexandre Vassalotti 2009-07-17 05:47:33 +00:00
parent f0381a152b
commit 0805b4ac54
1 changed files with 13 additions and 55 deletions
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68
configure.in
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@ -1384,26 +1384,11 @@ AC_CHECK_TYPES(uintptr_t,
#include <stdint.h> #include <stdint.h>
#endif]) #endif])
AC_CHECK_SIZEOF(off_t, [], [
# Hmph. AC_CHECK_SIZEOF() doesn't include <sys/types.h>. #ifdef HAVE_SYS_TYPES_H
AC_MSG_CHECKING(size of off_t)
AC_CACHE_VAL(ac_cv_sizeof_off_t,
[AC_TRY_RUN([#include <stdio.h>
#include <sys/types.h> #include <sys/types.h>
main() #endif
{
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf(f, "%d\n", sizeof(off_t));
exit(0);
}],
ac_cv_sizeof_off_t=`cat conftestval`,
ac_cv_sizeof_off_t=0,
ac_cv_sizeof_off_t=4)
]) ])
AC_MSG_RESULT($ac_cv_sizeof_off_t)
AC_DEFINE_UNQUOTED(SIZEOF_OFF_T, $ac_cv_sizeof_off_t,
[The number of bytes in an off_t.])
AC_MSG_CHECKING(whether to enable large file support) AC_MSG_CHECKING(whether to enable large file support)
if test "$have_long_long" = yes -a \ if test "$have_long_long" = yes -a \
@ -1419,26 +1404,14 @@ else
AC_MSG_RESULT(no) AC_MSG_RESULT(no)
fi fi
# AC_CHECK_SIZEOF() doesn't include <time.h>. AC_CHECK_SIZEOF(time_t, [], [
AC_MSG_CHECKING(size of time_t) #ifdef HAVE_SYS_TYPES_H
AC_CACHE_VAL(ac_cv_sizeof_time_t, #include <sys/types.h>
[AC_TRY_RUN([#include <stdio.h> #endif
#ifdef HAVE_TIME_H
#include <time.h> #include <time.h>
main() #endif
{
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf(f, "%d\n", sizeof(time_t));
exit(0);
}],
ac_cv_sizeof_time_t=`cat conftestval`,
ac_cv_sizeof_time_t=0,
ac_cv_sizeof_time_t=4)
]) ])
AC_MSG_RESULT($ac_cv_sizeof_time_t)
AC_DEFINE_UNQUOTED(SIZEOF_TIME_T, $ac_cv_sizeof_time_t,
[The number of bytes in a time_t.])
# if have pthread_t then define SIZEOF_PTHREAD_T # if have pthread_t then define SIZEOF_PTHREAD_T
ac_save_cc="$CC" ac_save_cc="$CC"
@ -1449,35 +1422,20 @@ then CC="$CC -Kthread"
elif test "$ac_cv_pthread" = "yes" elif test "$ac_cv_pthread" = "yes"
then CC="$CC -pthread" then CC="$CC -pthread"
fi fi
AC_MSG_CHECKING(for pthread_t) AC_MSG_CHECKING(for pthread_t)
have_pthread_t=no have_pthread_t=no
AC_TRY_COMPILE([#include <pthread.h>], [pthread_t x; x = *(pthread_t*)0;], have_pthread_t=yes) AC_TRY_COMPILE([#include <pthread.h>], [pthread_t x; x = *(pthread_t*)0;], have_pthread_t=yes)
AC_MSG_RESULT($have_pthread_t) AC_MSG_RESULT($have_pthread_t)
if test "$have_pthread_t" = yes ; then if test "$have_pthread_t" = yes ; then
# AC_CHECK_SIZEOF() doesn't include <pthread.h>. AC_CHECK_SIZEOF(pthread_t, [], [
AC_MSG_CHECKING(size of pthread_t) #ifdef HAVE_PTHREAD_H
AC_CACHE_VAL(ac_cv_sizeof_pthread_t,
[AC_TRY_RUN([#include <stdio.h>
#include <pthread.h> #include <pthread.h>
main() #endif
{
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf(f, "%d\n", sizeof(pthread_t));
exit(0);
}],
ac_cv_sizeof_pthread_t=`cat conftestval`,
ac_cv_sizeof_pthread_t=0,
ac_cv_sizeof_pthread_t=4)
]) ])
AC_MSG_RESULT($ac_cv_sizeof_pthread_t)
AC_DEFINE_UNQUOTED(SIZEOF_PTHREAD_T, $ac_cv_sizeof_pthread_t,
[The number of bytes in a pthread_t.])
fi fi
CC="$ac_save_cc" CC="$ac_save_cc"
AC_SUBST(OTHER_LIBTOOL_OPT) AC_SUBST(OTHER_LIBTOOL_OPT)
case $ac_sys_system/$ac_sys_release in case $ac_sys_system/$ac_sys_release in
Darwin/@<:@01567@:>@\..*) Darwin/@<:@01567@:>@\..*)