*** empty log message ***

diff --git a/m4/codeset.m4 b/m4/codeset.m4
new file mode 100644 (file)
index 0000000..6f0b58e
--- /dev/null
+++ b/m4/codeset.m4
@@ -0,0 +1,17 @@
+#serial 1
+
+dnl From Bruno Haible.
+
+AC_DEFUN(jm_LANGINFO_CODESET,
+[
+  AC_CACHE_CHECK([for nl_langinfo and CODESET], jm_cv_langinfo_codeset,
+    [AC_TRY_LINK([#include <langinfo.h>],
+      [char* cs = nl_langinfo(CODESET);],
+      jm_cv_langinfo_codeset=yes,
+      jm_cv_langinfo_codeset=no)
+    ])
+  if test $jm_cv_langinfo_codeset = yes; then
+    AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
+      [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
+  fi
+])