+// SPDX-License-Identifier: GPL-2.0-or-later
/* Virtual terminal interface shell.
* Copyright (C) 2000 Kunihiro Ishiguro
- *
- * This file is part of GNU Zebra.
- *
- * GNU Zebra 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 2, or (at your option) any
- * later version.
- *
- * GNU Zebra 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; see the file COPYING; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <zebra.h>
const char *pathspace_arg = NULL;
char pathspace[MAXPATHLEN] = "";
const char *histfile = NULL;
+ const char *histfile_env = getenv("VTYSH_HISTFILE");
/* SUID: drop down to calling user & go back up when needed */
elevuid = geteuid();
* VTYSH_HISTFILE is preferred over command line
* argument (-H/--histfile).
*/
- if (getenv("VTYSH_HISTFILE")) {
- const char *file = getenv("VTYSH_HISTFILE");
-
- strlcpy(history_file, file, sizeof(history_file));
+ if (histfile_env) {
+ strlcpy(history_file, histfile_env, sizeof(history_file));
} else if (histfile) {
strlcpy(history_file, histfile, sizeof(history_file));
} else {