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/* guestfish - the filesystem interactive shell
* Copyright (C) 2011 Red Hat 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 2 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "fish.h"
int
run_setenv (const char *cmd, size_t argc, char *argv[])
{
const char *var;
const char *value;
if (argc != 2) {
fprintf (stderr, _("use '%s VAR value' to set an environment variable\n"),
cmd);
return -1;
}
var = argv[0];
value = argv[1];
if (setenv (var, value, 1) == -1) {
perror ("setenv");
return -1;
}
return 0;
}
int
run_unsetenv (const char *cmd, size_t argc, char *argv[])
{
const char *var;
if (argc != 1) {
fprintf (stderr, _("use '%s VAR' to unset an environment variable\n"),
cmd);
return -1;
}
var = argv[0];
if (unsetenv (var) == -1) {
perror ("unsetenv");
return -1;
}
return 0;
}
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