glibc/stdio-common/isoc99_sscanf.c

37 lines
1.2 KiB
C

/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <stdarg.h>
#include <libio/strfile.h>
/* Read formatted input from S, according to the format string FORMAT. */
int
__isoc99_sscanf (const char *s, const char *format, ...)
{
va_list arg;
int done;
_IO_strfile sf;
FILE *f = _IO_strfile_read (&sf, s);
va_start (arg, format);
done = __vfscanf_internal (f, format, arg, SCANF_ISOC99_A);
va_end (arg);
return done;
}
libc_hidden_def (__isoc99_sscanf)