From f966b70bca56f1925c529598012eabb7d9fec5bf Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Sun, 6 Feb 2011 14:02:26 +0100
Subject: New module 'wcsrchr'.

* modules/wcsrchr: New file.
* lib/wchar.in.h (wcsrchr): New declaration.
* lib/wcsrchr.c: New file.
* lib/wcsrchr-impl.h: New file, from libutf8 with modifications.
* m4/wcsrchr.m4: New file.
* m4/wchar_h.m4 (gl_WCHAR_H): Test whether wcsrchr is declared.
(gl_WCHAR_H_DEFAULTS): Initialize GNULIB_WCSRCHR, HAVE_WCSRCHR.
* modules/wchar (Makefile.am): Substitute GNULIB_WCSRCHR, HAVE_WCSRCHR.
* tests/test-wchar-c++.cc: Test the declaration of wcsrchr.
* doc/posix-functions/wcsrchr.texi: Mention the new module.
---
 lib/wchar.in.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'lib/wchar.in.h')

diff --git a/lib/wchar.in.h b/lib/wchar.in.h
index 815180f11e..8eaf4f63d6 100644
--- a/lib/wchar.in.h
+++ b/lib/wchar.in.h
@@ -787,6 +787,22 @@ _GL_WARN_ON_USE (wcschr, "wcschr is unportable - "
 #endif
 
 
+/* Find the last occurrence of WC in WCS.  */
+#if @GNULIB_WCSRCHR@
+# if !@HAVE_WCSRCHR@
+_GL_FUNCDECL_SYS (wcsrchr, wchar_t *, (const wchar_t *wcs, wchar_t wc));
+# endif
+_GL_CXXALIAS_SYS (wcsrchr, wchar_t *, (const wchar_t *wcs, wchar_t wc));
+_GL_CXXALIASWARN (wcsrchr);
+#elif defined GNULIB_POSIXCHECK
+# undef wcsrchr
+# if HAVE_RAW_DECL_WCSRCHR
+_GL_WARN_ON_USE (wcsrchr, "wcsrchr is unportable - "
+                 "use gnulib module wcsrchr for portability");
+# endif
+#endif
+
+
 #endif /* _GL_WCHAR_H */
 #endif /* _GL_WCHAR_H */
 #endif
-- 
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