From: Jim Meyering <jim@meyering.net>
Date: Sat, 17 Feb 2001 09:33:25 +0000 (+0000)
Subject: New file, defining jm_FUNC_MBRTOWC.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=35e5c383bec18b96de502658277b87573105a1be;p=pspp

New file, defining jm_FUNC_MBRTOWC.
---

diff --git a/m4/mbrtowc.m4 b/m4/mbrtowc.m4
new file mode 100644
index 0000000000..f15bb2214c
--- /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
+])