* libc/include/stdio.h (__VALIST): Guard against multiple definition.

	* libc/include/wchar.h: Include stdarg.h.
	(__VALIST): Define conditionally.
	(fwprintf, swprintf, vfwprintf, vswprintf, vwprintf, wprintf: Declare.
	(_fwprintf_r, _swprintf_r, _vfwprintf_r, _vswprintf_r, _vwprintf_r,
	 _wprintf_r): Declare.
	* libc/stdio/Makefile.am: Add new files.
	* libc/stdio/Makefile.in: Regenerate.
	* libc/stdio/fwprintf.c: New file.
	* libc/stdio/local.h (_svfwprintf_r, _svfiwprintf_r): Declare.
	(__CH_CLASS, __STATE, __ACTION): Move definition from vfprintf.c here
	and move to the __ namespace.
	(__chclass, __state_table, __action_table): Declare.
	* libc/stdio/stdio.tex: Add new documentation references.
	* libc/stdio/swprintf.c: New file.
	* libc/stdio/vfprintf.c (__SPRINT): New macro to call the right
	__sprint_r function according to compilation unit.  Use throughout.
	(__ssprint_r): Rename STRING_ONLY variant from __sprint_r.
	Make externaly available.  Only define if INTEGER_ONLY is defined.
	(__sprint_r): Make externaly available.  Only define if INTEGER_ONLY
	is defined.  Handle stream orientation.
	(__sbprintf): Copy FILE's _flags2 member as well.
	(__chclass, __state_table, __action_table): Prepend __ to name and
	make externally available.
	* libc/stdio/vfwprintf.c: New file.
	* libc/stdio/vswprintf.c: New file.
	* libc/stdio/vwprintf.c: New file.
	* libc/stdio/wprintf.c: New file.

1 files changed, 2 insertions, 0 deletions

diff --git a/newlib/libc/include/stdio.h b/newlib/libc/include/stdio.h
index a55dd6969..fd58a25b3 100644
--- a/newlib/libc/include/stdio.h
+++ b/newlib/libc/include/stdio.h
@@ -164,11 +164,13 @@ typedef _fpos64_t fpos64_t;
  * Functions defined in ANSI C standard.
  */
 
+#ifndef __VALIST
 #ifdef __GNUC__
 #define __VALIST __gnuc_va_list
 #else
 #define __VALIST char*
 #endif
+#endif
 
 FILE *	_EXFUN(tmpfile, (void));
 char *	_EXFUN(tmpnam, (char *));