lib/xstdopen.c

   1 /* Ensure that stdin, stdout, stderr are open.
   2    Copyright (C) 2019 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program 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
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 #include <config.h>
  18
  19 /* Specification.  */
  20 #include "xstdopen.h"
  21
  22 #include "stdopen.h"
  23 #include "error.h"
  24 #include "exitfail.h"
  25
  26 #include "gettext.h"
  27 #define _(msgid) gettext (msgid)
  28
  29 void
  30 xstdopen (void)
  31 {
  32   int stdopen_errno = stdopen ();
  33   if (stdopen_errno != 0)
  34     error (exit_failure, stdopen_errno, _("standard file descriptors"));
  35 }