stdio-common/scanf.c

   1 /* Copyright (C) 1991-2019 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 /* This file defines one of the deprecated scanf variants.  */
  19 #include <features.h>
  20 #undef __GLIBC_USE_DEPRECATED_SCANF
  21 #define __GLIBC_USE_DEPRECATED_SCANF 1
  22
  23 #include <stdarg.h>
  24 #include <stdio.h>
  25
  26 #include <libioP.h>
  27
  28
  29 /* Read formatted input from stdin according to the format string FORMAT.  */
  30 /* VARARGS1 */
  31 int
  32 __scanf (const char *format, ...)
  33 {
  34   va_list arg;
  35   int done;
  36
  37   va_start (arg, format);
  38   done = __vfscanf_internal (stdin, format, arg, 0);
  39   va_end (arg);
  40
  41   return done;
  42 }
  43 ldbl_strong_alias (__scanf, scanf)