1 /* Copyright (C) 1991-2021 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
__isoc99_swscanf(const wchar_t * s,const wchar_t * format,...)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 }
38