Unify wint_t handling in wchar.h and wctype.h.

Fix a few typos in the process.

ChangeLog

@@ -1,3 +1,11 @@
+2010-03-24  Ulrich Drepper  <drepper@redhat.com>
+
+	[BZ #11410]
+	* wctype/wctype.h: Use <wchar.h> to get the wint_t definition.
+
+	* wcsmbs/wchar.h: Correct preprocessor directive indentation.  Move
+	C++ prototype handling to a better place.
+
 2010-03-18  Ulrich Drepper  <drepper@redhat.com>
 
 	* elf/dl-load.c (open_verify): Extend expected to the full size of the

wcsmbs/wchar.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2008, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2008, 2009, 2010 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -51,11 +51,6 @@
 # define __need_wint_t
 # include <stddef.h>
 
-/* Tell the caller that we provide correct C++ prototypes.  */
-#if defined __cplusplus && __GNUC_PREREQ (4, 4)
-# define __CORRECT_ISO_CPP_WCHAR_H_PROTO
-#endif
-
 /* We try to get wint_t from <stddef.h>, but not all GCC versions define it
    there.  So define it ourselves if it remains undefined.  */
 # ifndef _WINT_T
@@ -75,6 +70,11 @@ typedef __WINT_TYPE__ wint_t;
 __END_NAMESPACE_STD
 #  endif
 # endif
+
+/* Tell the caller that we provide correct C++ prototypes.  */
+# if defined __cplusplus && __GNUC_PREREQ (4, 4)
+#  define __CORRECT_ISO_CPP_WCHAR_H_PROTO
+# endif
 #endif
 
 #if (defined _WCHAR_H || defined __need_mbstate_t) && !defined __mbstate_t_defined
@@ -219,7 +219,7 @@ __BEGIN_NAMESPACE_STD
 extern "C++" wchar_t *wcschr (wchar_t *__wcs, wchar_t __wc)
      __THROW __asm ("wcschr") __attribute_pure__;
 extern "C++" __const wchar_t *wcschr (__const wchar_t *__wcs, wchar_t __wc)
-     __THROW __asm ("wcschr")  __attribute_pure__;
+     __THROW __asm ("wcschr") __attribute_pure__;
 #else
 extern wchar_t *wcschr (__const wchar_t *__wcs, wchar_t __wc)
      __THROW __attribute_pure__;
@@ -892,7 +892,7 @@ __END_DECLS
 
 #endif /* wchar.h  */
 
-/* Undefined all __need_* constants in case we are included to get those
+/* Undefine all __need_* constants in case we are included to get those
    constants but the whole file was already read.  */
 #undef __need_mbstate_t
 #undef __need_wint_t

wctype/wctype.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2002,2005,2007,2008,2009 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2002,2005,2007-2009,2010 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -29,9 +29,9 @@
 #ifndef __need_iswxxx
 # define _WCTYPE_H	1
 
-/* Get wint_t from <stddef.h>.  */
+/* Get wint_t from <wchar.h>.  */
 # define __need_wint_t
-# include <stddef.h>
+# include <wchar.h>
 
 /* Constant expression of type `wint_t' whose value does not correspond
    to any member of the extended character set.  */
@@ -204,7 +204,7 @@ __END_DECLS
 
 
 /* The remaining definitions and declarations must not appear in the
-   <wcsmbs.h> header.  */
+   <wchar.h> header.  */
 #ifdef _WCTYPE_H
 
 /*