Rev | Line | |
---|
[821] | 1 | /* vi: set sw=4 ts=4: */
|
---|
| 2 | /*
|
---|
| 3 | * Mini basename implementation for busybox
|
---|
| 4 | *
|
---|
| 5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
|
---|
| 6 | *
|
---|
[1765] | 7 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
|
---|
[821] | 8 | *
|
---|
| 9 | */
|
---|
| 10 |
|
---|
| 11 | /* BB_AUDIT SUSv3 compliant */
|
---|
| 12 | /* http://www.opengroup.org/onlinepubs/007904975/utilities/basename.html */
|
---|
| 13 |
|
---|
| 14 |
|
---|
| 15 | /* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
|
---|
| 16 | *
|
---|
| 17 | * Changes:
|
---|
| 18 | * 1) Now checks for too many args. Need at least one and at most two.
|
---|
| 19 | * 2) Don't check for options, as per SUSv3.
|
---|
| 20 | * 3) Save some space by using strcmp(). Calling strncmp() here was silly.
|
---|
| 21 | */
|
---|
| 22 |
|
---|
[1765] | 23 | #include "libbb.h"
|
---|
[821] | 24 |
|
---|
[1765] | 25 | /* This is a NOFORK applet. Be very careful! */
|
---|
| 26 |
|
---|
| 27 | int basename_main(int argc, char **argv);
|
---|
[821] | 28 | int basename_main(int argc, char **argv)
|
---|
| 29 | {
|
---|
| 30 | size_t m, n;
|
---|
| 31 | char *s;
|
---|
| 32 |
|
---|
| 33 | if (((unsigned int)(argc-2)) >= 2) {
|
---|
| 34 | bb_show_usage();
|
---|
| 35 | }
|
---|
| 36 |
|
---|
| 37 | s = bb_get_last_path_component(*++argv);
|
---|
| 38 |
|
---|
| 39 | if (*++argv) {
|
---|
| 40 | n = strlen(*argv);
|
---|
| 41 | m = strlen(s);
|
---|
| 42 | if ((m > n) && ((strcmp)(s+m-n, *argv) == 0)) {
|
---|
| 43 | s[m-n] = '\0';
|
---|
| 44 | }
|
---|
| 45 | }
|
---|
| 46 |
|
---|
| 47 | puts(s);
|
---|
| 48 |
|
---|
[1765] | 49 | return fflush(stdout);
|
---|
[821] | 50 | }
|
---|
Note:
See
TracBrowser
for help on using the repository browser.