blob: c513b554954287c707900b9d9050ddd7a7b9822e
1 | /* vi: set sw=4 ts=4: */ |
2 | |
3 | /* BB_AUDIT SUSv3 N/A -- Apparently a busybox extension. */ |
4 | |
5 | /* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org) |
6 | * |
7 | * Now does proper error checking on output and returns a failure exit code |
8 | * if one or more paths cannot be resolved. |
9 | * |
10 | * Licensed under GPLv2 or later, see file LICENSE in this source tree. |
11 | */ |
12 | |
13 | //usage:#define realpath_trivial_usage |
14 | //usage: "FILE..." |
15 | //usage:#define realpath_full_usage "\n\n" |
16 | //usage: "Return the absolute pathnames of given FILE" |
17 | |
18 | #include "libbb.h" |
19 | |
20 | int realpath_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
21 | int realpath_main(int argc UNUSED_PARAM, char **argv) |
22 | { |
23 | int retval = EXIT_SUCCESS; |
24 | |
25 | if (!*++argv) { |
26 | bb_show_usage(); |
27 | } |
28 | |
29 | do { |
30 | char *resolved_path = xmalloc_realpath(*argv); |
31 | if (resolved_path != NULL) { |
32 | puts(resolved_path); |
33 | free(resolved_path); |
34 | } else { |
35 | retval = EXIT_FAILURE; |
36 | bb_simple_perror_msg(*argv); |
37 | } |
38 | } while (*++argv); |
39 | |
40 | fflush_stdout_and_exit(retval); |
41 | } |
42 |