newlib/libc/stdio/fscanf.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
  18 #include <_ansi.h>
  19 #include <reent.h>
  20 #include <stdio.h>
  21 #include <stdarg.h>
  22 #include "local.h"
  23
  24 #ifndef _REENT_ONLY
  25
  26 int
  27 fscanf(FILE *__restrict fp, const char *__restrict fmt, ...)
  28 {
  29   int ret;
  30   va_list ap;
  31
  32   va_start (ap, fmt);
  33   ret = _vfscanf_r (_REENT, fp, fmt, ap);
  34   va_end (ap);
  35   return ret;
  36 }
  37
  38 #ifdef _NANO_FORMATTED_IO
  39 int
  40 fiscanf (FILE *, const char *, ...)
  41        _ATTRIBUTE ((__alias__("fscanf")));
  42 #endif
  43
  44 #endif /* !_REENT_ONLY */
  45
  46 int
  47 _fscanf_r(struct _reent *ptr, FILE *__restrict fp, const char *__restrict fmt, ...)
  48 {
  49   int ret;
  50   va_list ap;
  51
  52   va_start (ap, fmt);
  53   ret = _vfscanf_r (ptr, fp, fmt, ap);
  54   va_end (ap);
  55   return (ret);
  56 }
  57
  58 #ifdef _NANO_FORMATTED_IO
  59 int
  60 _fiscanf_r (struct _reent *, FILE *, const char *, ...)
  61        _ATTRIBUTE ((__alias__("_fscanf_r")));
  62 #endif