# HG changeset patch
# User Bruno Haible <bruno@clisp.org>
# Date 1302812981 -7200
# Node ID a1d4fafd50b6f19ff56945df71e0cb3b36786d91
# Parent  b59a75c48ef7114875d0c94fe1699daae18ef037
wchar: Ensure that wchar_t gets defined on uClibc.

* lib/wchar.in.h: On uClibc, include <stddef.h>.
Reported by Giuseppe Scrivano <gscrivano@gnu.org>.

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-04-14  Bruno Haible  <bruno@clisp.org>
+
+	wchar: Ensure that wchar_t gets defined on uClibc.
+	* lib/wchar.in.h: On uClibc, include <stddef.h>.
+	Reported by Giuseppe Scrivano <gscrivano@gnu.org>.
+
 2011-04-13  Bruno Haible  <bruno@clisp.org>
 
 	safe-write, full-read: Avoid unnecessary compilation units.
diff --git a/lib/wchar.in.h b/lib/wchar.in.h
--- a/lib/wchar.in.h
+++ b/lib/wchar.in.h
@@ -61,9 +61,13 @@
    <wchar.h>.
    BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
    included before <wchar.h>.
+   In some builds of uClibc, <wchar.h> is nonexistent and wchar_t is defined
+   by <stddef.h>.
    But avoid namespace pollution on glibc systems.  */
+#if !(defined __GLIBC__ && !defined __UCLIBC__)
+# include <stddef.h>
+#endif
 #ifndef __GLIBC__
-# include <stddef.h>
 # include <stdio.h>
 # include <time.h>
 #endif