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glibc  2.9
isoc99_wscanf.c
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00001 /* Copyright (C) 1991, 1995, 1996, 1997, 2002, 2004, 2006, 2007
00002    Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <stdarg.h>
00021 #include <stdio.h>
00022 #include <libioP.h>
00023 #include <wchar.h>
00024 
00025 
00026 /* Read formatted input from stdin according to the format string FORMAT.  */
00027 /* VARARGS1 */
00028 int
00029 __isoc99_wscanf (const wchar_t *format, ...)
00030 {
00031   va_list arg;
00032   int done;
00033 
00034   _IO_acquire_lock_clear_flags2 (stdin);
00035   stdin->_flags2 |= _IO_FLAGS2_SCANF_STD;
00036 
00037   va_start (arg, format);
00038   done = _IO_vfwscanf (stdin, format, arg, NULL);
00039   va_end (arg);
00040 
00041   _IO_release_lock (stdin);
00042   return done;
00043 }