diff options
Diffstat (limited to 'env.c')
| -rw-r--r-- | env.c | 106 |
1 files changed, 0 insertions, 106 deletions
@@ -1,106 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * env implementation for busybox - * - * Copyright (c) 1988, 1993, 1994 - * The Regents of the University of California. All rights reserved. - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Original copyright notice is retained at the end of this file. - * - * Modified for BusyBox by Erik Andersen <andersen@lineo.com>, <andersee@debian.org> - */ - -#include <stdio.h> -#include <string.h> -#include <getopt.h> -#include <stdlib.h> -#include <unistd.h> -#include "busybox.h" - -extern int env_main(int argc, char** argv) -{ - char **ep, *p; - char *cleanenv[1]; - int ignore_environment = 0; - int ch; - - while ((ch = getopt(argc, argv, "+iu:")) != -1) { - switch(ch) { - case 'i': - ignore_environment = 1; - break; - case 'u': - unsetenv(optarg); - break; - default: - show_usage(); - } - } - if (optind != argc && !strcmp(argv[optind], "-")) { - ignore_environment = 1; - argv++; - } - if (ignore_environment) { - environ = cleanenv; - cleanenv[0] = NULL; - } - for (argv += optind; *argv && (p = strchr(*argv, '=')); ++argv) - if (putenv(*argv) < 0) - perror_msg_and_die("%s", *argv); - if (*argv) { - execvp(*argv, argv); - perror_msg_and_die("%s", *argv); - } - for (ep = environ; *ep; ep++) - puts(*ep); - return 0; -} - -/* - * Copyright (c) 1988, 1993, 1994 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * 3. <BSD Advertising Clause omitted per the July 22, 1999 licensing change - * ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change> - * - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - - |