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/* Open a file, reusing a given stream, with error checking.
Copyright (C) 2008-2025 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 <https://www.gnu.org/licenses/>. */
#include <config.h>
#include "xfreopen.h"
#include <errno.h>
#include <error.h>
#include "exitfail.h"
#include "quote.h"
#include "gettext.h"
#define _(msgid) dgettext ("gnulib", 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));
}
}
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