/* a wrapper for freopen

   Copyright (C) 2008-2017 Free Software Foundation, Inc.

   This program is free software: you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation, either version 3 of the License, or

   (at your option) any later version.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include <config.h>

#include "xfreopen.h"

#include <errno.h>

#include "error.h"

#include "exitfail.h"

#include "quote.h"

#include "stdio--.h"

#include "gettext.h"

#define _(msgid) gettext (msgid)

void

xfreopen (char const *filename, char const *mode, FILE *fp)

{

  if (!freopen (filename, mode, fp))

    {

      char const *f = (filename ? filename

                       : (fp == stdin ? _("stdin")

                          : (fp == stdout ? _("stdout")

                             : (fp == stderr ? _("stderr")

                                : _("unknown stream")))));

      error (exit_failure, errno, _("failed to reopen %s with mode %s"),

             quote_n (0, f), quote_n (1, mode));

    }

}