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(AC_MBSTATE_T_OBJECT): Port to autoconf 2.13.

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Add AC_CHECK_HEADERS(stdlib.h), since we use HAVE_STDLIB_H.
This commit is contained in:
Paul Eggert
2000-07-03 22:04:18 +00:00
parent 865e5f3295
commit 73266a46f3
1 changed files with 15 additions and 11 deletions
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26
m4/mbstate_t.m4
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@@ -1,4 +1,4 @@
# serial 4
# serial 5
# From Paul Eggert.
@@ -12,17 +12,21 @@
AC_DEFUN(AC_MBSTATE_T_OBJECT,
[
# Check for the mbstate_t type.
ac_mbs_tmp=$ac_includes_default
ac_includes_default="
$ac_includes_default
#if HAVE_WCHAR_H
# include <wchar.h>
AC_CHECK_HEADERS(stdlib.h)
AC_CACHE_CHECK([for mbstate_t], ac_cv_type_mbstate_t,
[AC_TRY_COMPILE([
#if HAVE_STDLIB_H
# include <stdlib.h>
#endif
"
AC_CHECK_TYPE(mbstate_t, int)
# Restore the default value.
ac_includes_default=$ac_mbs_tmp
#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 != yes; then
AC_DEFINE(mbstate_t, int,
[Define to int if <wchar.h> does not define.])
fi
AC_CACHE_CHECK([for mbstate_t object type], ac_cv_type_mbstate_t_object,
[AC_TRY_COMPILE([