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| author | Eric Andersen <andersen@codepoet.org> | 2001-03-29 22:48:33 +0000 |
|---|---|---|
| committer | Eric Andersen <andersen@codepoet.org> | 2001-03-29 22:48:33 +0000 |
| commit | 84e229cfbe00d27ce81dad66c982bec0d50cdfd7 (patch) | |
| tree | 3b13416dae3293c97fdb0a66309bfa79e40cafcd /coreutils/env.c | |
| parent | e5c24dfd010732ab6b80a96ad2a5414499c496c0 (diff) | |
| download | busybox-w32-84e229cfbe00d27ce81dad66c982bec0d50cdfd7.tar.gz busybox-w32-84e229cfbe00d27ce81dad66c982bec0d50cdfd7.tar.bz2 busybox-w32-84e229cfbe00d27ce81dad66c982bec0d50cdfd7.zip | |
Add in a new standalone env applet for fixing up app's environments
-Erik
Diffstat (limited to 'coreutils/env.c')
| -rw-r--r-- | coreutils/env.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/coreutils/env.c b/coreutils/env.c new file mode 100644 index 000000000..56577b611 --- /dev/null +++ b/coreutils/env.c | |||
| @@ -0,0 +1,97 @@ | |||
| 1 | /* vi: set sw=4 ts=4: */ | ||
| 2 | /* | ||
| 3 | * env implementation for busybox | ||
| 4 | * | ||
| 5 | * Copyright (c) 1988, 1993, 1994 | ||
| 6 | * The Regents of the University of California. All rights reserved. | ||
| 7 | * | ||
| 8 | * This program is free software; you can redistribute it and/or modify | ||
| 9 | * it under the terms of the GNU General Public License as published by | ||
| 10 | * the Free Software Foundation; either version 2 of the License, or | ||
| 11 | * (at your option) any later version. | ||
| 12 | * | ||
| 13 | * This program is distributed in the hope that it will be useful, | ||
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 16 | * General Public License for more details. | ||
| 17 | * | ||
| 18 | * You should have received a copy of the GNU General Public License | ||
| 19 | * along with this program; if not, write to the Free Software | ||
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 21 | * | ||
| 22 | * Original copyright notice is retained at the end of this file. | ||
| 23 | * | ||
| 24 | * Modified for BusyBox by Erik Andersen <andersen@lineo.com>, <andersee@debian.org> | ||
| 25 | */ | ||
| 26 | |||
| 27 | #include <stdio.h> | ||
| 28 | #include <string.h> | ||
| 29 | #include <getopt.h> | ||
| 30 | #include <stdlib.h> | ||
| 31 | #include <unistd.h> | ||
| 32 | #include "busybox.h" | ||
| 33 | |||
| 34 | extern int env_main(int argc, char** argv) | ||
| 35 | { | ||
| 36 | char **ep, *p; | ||
| 37 | char *cleanenv[1]; | ||
| 38 | int ch; | ||
| 39 | |||
| 40 | while ((ch = getopt(argc, argv, "-iu:")) != -1) | ||
| 41 | switch(ch) { | ||
| 42 | case '-': | ||
| 43 | case 'i': | ||
| 44 | environ = cleanenv; | ||
| 45 | cleanenv[0] = NULL; | ||
| 46 | break; | ||
| 47 | case 'u': | ||
| 48 | unsetenv(optarg); | ||
| 49 | break; | ||
| 50 | default: | ||
| 51 | show_usage(); | ||
| 52 | } | ||
| 53 | for (argv += optind; *argv && (p = strchr(*argv, '=')); ++argv) | ||
| 54 | setenv(*argv, ++p, 1); | ||
| 55 | if (*argv) { | ||
| 56 | execvp(*argv, argv); | ||
| 57 | perror_msg_and_die("%s", *argv); | ||
| 58 | } | ||
| 59 | for (ep = environ; *ep; ep++) | ||
| 60 | printf("%s\n", *ep); | ||
| 61 | exit(EXIT_SUCCESS); | ||
| 62 | } | ||
| 63 | |||
| 64 | /* | ||
| 65 | * Copyright (c) 1988, 1993, 1994 | ||
| 66 | * The Regents of the University of California. All rights reserved. | ||
| 67 | * | ||
| 68 | * Redistribution and use in source and binary forms, with or without | ||
| 69 | * modification, are permitted provided that the following conditions | ||
| 70 | * are met: | ||
| 71 | * 1. Redistributions of source code must retain the above copyright | ||
| 72 | * notice, this list of conditions and the following disclaimer. | ||
| 73 | * 2. Redistributions in binary form must reproduce the above copyright | ||
| 74 | * notice, this list of conditions and the following disclaimer in the | ||
| 75 | * documentation and/or other materials provided with the distribution. | ||
| 76 | * | ||
| 77 | * 3. <BSD Advertising Clause omitted per the July 22, 1999 licensing change | ||
| 78 | * ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change> | ||
| 79 | * | ||
| 80 | * 4. Neither the name of the University nor the names of its contributors | ||
| 81 | * may be used to endorse or promote products derived from this software | ||
| 82 | * without specific prior written permission. | ||
| 83 | * | ||
| 84 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | ||
| 85 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| 86 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| 87 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | ||
| 88 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
| 89 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
| 90 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| 91 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
| 92 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
| 93 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
| 94 | * SUCH DAMAGE. | ||
| 95 | */ | ||
| 96 | |||
| 97 | |||