Line | |
---|
1 | /* vi: set sw=4 ts=4: */
|
---|
2 | /*
|
---|
3 | * Which implementation for busybox
|
---|
4 | *
|
---|
5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
|
---|
6 | * Copyright (C) 2006 Gabriel Somlo <somlo at cmu.edu>
|
---|
7 | *
|
---|
8 | * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
|
---|
9 | *
|
---|
10 | * Based on which from debianutils
|
---|
11 | */
|
---|
12 |
|
---|
13 | #include "libbb.h"
|
---|
14 |
|
---|
15 | int which_main(int argc, char **argv);
|
---|
16 | int which_main(int argc, char **argv)
|
---|
17 | {
|
---|
18 | int status = EXIT_SUCCESS;
|
---|
19 | char *p;
|
---|
20 |
|
---|
21 | if (argc <= 1 || argv[1][0] == '-') {
|
---|
22 | bb_show_usage();
|
---|
23 | }
|
---|
24 |
|
---|
25 | /* We shouldn't do this. Ever. Not our business.
|
---|
26 | if (!getenv("PATH")) {
|
---|
27 | putenv((char*)bb_PATH_root_path);
|
---|
28 | }
|
---|
29 | */
|
---|
30 |
|
---|
31 | while (--argc > 0) {
|
---|
32 | argv++;
|
---|
33 | if (strchr(*argv, '/')) {
|
---|
34 | if (execable_file(*argv)) {
|
---|
35 | puts(*argv);
|
---|
36 | continue;
|
---|
37 | }
|
---|
38 | } else {
|
---|
39 | p = find_execable(*argv);
|
---|
40 | if (p) {
|
---|
41 | puts(p);
|
---|
42 | free(p);
|
---|
43 | continue;
|
---|
44 | }
|
---|
45 | }
|
---|
46 | status = EXIT_FAILURE;
|
---|
47 | }
|
---|
48 |
|
---|
49 | fflush_stdout_and_exit(status);
|
---|
50 | }
|
---|
Note:
See
TracBrowser
for help on using the repository browser.