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authorJim Meyering <jim@meyering.net>2001-02-17 09:33:25 +0000
committerJim Meyering <jim@meyering.net>2001-02-17 09:33:25 +0000
commit0048e2bb6717ce336ec9f91820bd86359b8bb26a (patch)
tree5d9c3155f9a13a7d8fd1124f8c5756b75944ffba /m4
parent09221df9c68704bb7af82ed979213357680d9324 (diff)
downloadcoreutils-0048e2bb6717ce336ec9f91820bd86359b8bb26a.tar.xz
New file, defining jm_FUNC_MBRTOWC.
Diffstat (limited to 'm4')
-rw-r--r--m4/mbrtowc.m419
1 files changed, 19 insertions, 0 deletions
diff --git a/m4/mbrtowc.m4 b/m4/mbrtowc.m4
new file mode 100644
index 000000000..f15bb2214
--- /dev/null
+++ b/m4/mbrtowc.m4
@@ -0,0 +1,19 @@
+#serial 1
+
+dnl From Paul Eggert
+
+AC_DEFUN(jm_FUNC_MBRTOWC,
+[
+ AC_MSG_CHECKING([whether mbrtowc and mbstate_t are properly declared])
+ AC_CACHE_VAL(jm_cv_func_mbrtowc,
+ [AC_TRY_LINK(
+ [#include <wchar.h>],
+ [mbstate_t state; return ! (sizeof state && mbrtowc);],
+ [jm_cv_func_mbrtowc=yes],
+ [jm_cv_func_mbrtowc=no])])
+ if test $jm_cv_func_mbrtowc = yes; then
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_MBRTOWC, 1,
+ [Define to 1 if mbrtowc and mbstate_t are properly declared.])
+ fi
+])