1  /* Copyright (C) 1991-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <stdarg.h>
      19  #include <libio/strfile.h>
      20  
      21  /* Read formatted input from S, according to the format string FORMAT.  */
      22  
      23  int
      24  __isoc99_swscanf (const wchar_t *s, const wchar_t *format, ...)
      25  {
      26    va_list arg;
      27    int done;
      28    _IO_strfile sf;
      29    struct _IO_wide_data wd;
      30    FILE *f = _IO_strfile_readw (&sf, &wd, s);
      31  
      32    va_start (arg, format);
      33    done = __vfwscanf_internal (f, format, arg, SCANF_ISOC99_A);
      34    va_end (arg);
      35  
      36    return done;
      37  }