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authorJim Meyering <jim@meyering.net>2000-07-04 07:11:28 +0000
committerJim Meyering <jim@meyering.net>2000-07-04 07:11:28 +0000
commit5ba976c1b1bd4c67c2784f7da2e492b4d348c470 (patch)
treefb9a362ad4ce56e564ffa0efff64641ed5e2d502 /m4
parent266adb53022bcfa4341fc50ba3030c8333821682 (diff)
downloadcoreutils-5ba976c1b1bd4c67c2784f7da2e492b4d348c470.tar.xz
(AC_MBSTATE_T_OBJECT): Port to autoconf 2.13.
Add AC_CHECK_HEADERS(stdlib.h), since we use HAVE_STDLIB_H.
Diffstat (limited to 'm4')
-rw-r--r--m4/mbstate_t.m426
1 files changed, 15 insertions, 11 deletions
diff --git a/m4/mbstate_t.m4 b/m4/mbstate_t.m4
index 2c14444d7..693613324 100644
--- a/m4/mbstate_t.m4
+++ b/m4/mbstate_t.m4
@@ -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([