support/xfclose.c

   1 /* fclose with error checking.
   2    Copyright (C) 2016-2017 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <support/xstdio.h>
  20
  21 #include <support/check.h>
  22 #include <stdlib.h>
  23
  24 void
  25 xfclose (FILE *fp)
  26 {
  27   if (ferror (fp))
  28     FAIL_EXIT1 ("stdio stream closed with pending errors");
  29   if (fflush (fp) != 0)
  30     FAIL_EXIT1 ("fflush: %m");
  31   if (fclose (fp) != 0)
  32     FAIL_EXIT1 ("fclose: %m");
  33 }