newlib/libc/stdio/wscanf.c

   1 /*
   2  * Copyright (c) 1990 The Regents of the University of California.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms are permitted
   6  * provided that the above copyright notice and this paragraph are
   7  * duplicated in all such forms and that any documentation,
   8  * and/or other materials related to such
   9  * distribution and use acknowledge that the software was developed
  10  * by the University of California, Berkeley.  The name of the
  11  * University may not be used to endorse or promote products derived
  12  * from this software without specific prior written permission.
  13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  14  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  15  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  16  */
  17  /* Doc in swscanf.c */
  18
  19 #include <_ansi.h>
  20 #include <reent.h>
  21 #include <stdio.h>
  22 #include <wchar.h>
  23 #include <stdarg.h>
  24 #include "local.h"
  25
  26 #ifndef _REENT_ONLY
  27
  28 int
  29 wscanf(const wchar_t *__restrict fmt, ...)
  30 {
  31   int ret;
  32   va_list ap;
  33   struct _reent *reent = _REENT;
  34
  35   _REENT_SMALL_CHECK_INIT (reent);
  36   va_start (ap, fmt);
  37   ret = _vfwscanf_r (reent, _stdin_r (reent), fmt, ap);
  38   va_end (ap);
  39   return ret;
  40 }
  41
  42 #endif /* !_REENT_ONLY */
  43
  44 int
  45 _wscanf_r(struct _reent *ptr, const wchar_t *fmt, ...)
  46 {
  47   int ret;
  48   va_list ap;
  49
  50   _REENT_SMALL_CHECK_INIT (ptr);
  51   va_start (ap, fmt);
  52   ret = _vfwscanf_r (ptr, _stdin_r (ptr), fmt, ap);
  53   va_end (ap);
  54   return (ret);
  55 }
  56