libio/clearerr.c

   1 /* Copyright (C) 1995-2017 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    <http://www.gnu.org/licenses/>.  */
  17
  18 #include "libioP.h"
  19 #include "stdio.h"
  20
  21 void
  22 clearerr (FILE *fp)
  23 {
  24   CHECK_FILE (fp, /*nothing*/);
  25   _IO_flockfile (fp);
  26   _IO_clearerr (fp);
  27   _IO_funlockfile (fp);
  28 }
  29
  30 #if defined weak_alias && !defined _IO_MTSAFE_IO
  31 weak_alias (clearerr, clearerr_unlocked)
  32 #endif