blob: cec34cb9de70229bcccc8b1625dc020e54e34e33
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * Mini rm implementation for busybox |
4 | * |
5 | * Copyright (C) 2001 Matt Kraai <kraai@alumni.carnegiemellon.edu> |
6 | * |
7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree. |
8 | */ |
9 | /* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org) |
10 | * |
11 | * Size reduction. |
12 | */ |
13 | //config:config RM |
14 | //config: bool "rm" |
15 | //config: default y |
16 | //config: help |
17 | //config: rm is used to remove files or directories. |
18 | |
19 | //applet:IF_RM(APPLET_NOFORK(rm, rm, BB_DIR_BIN, BB_SUID_DROP, rm)) |
20 | |
21 | //kbuild:lib-$(CONFIG_RM) += rm.o |
22 | |
23 | /* BB_AUDIT SUSv3 compliant */ |
24 | /* http://www.opengroup.org/onlinepubs/007904975/utilities/rm.html */ |
25 | |
26 | //usage:#define rm_trivial_usage |
27 | //usage: "[-irf] FILE..." |
28 | //usage:#define rm_full_usage "\n\n" |
29 | //usage: "Remove (unlink) FILEs\n" |
30 | //usage: "\n -i Always prompt before removing" |
31 | //usage: "\n -f Never prompt" |
32 | //usage: "\n -R,-r Recurse" |
33 | //usage: |
34 | //usage:#define rm_example_usage |
35 | //usage: "$ rm -rf /tmp/foo\n" |
36 | |
37 | #include "libbb.h" |
38 | |
39 | /* This is a NOFORK applet. Be very careful! */ |
40 | |
41 | int rm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
42 | int rm_main(int argc UNUSED_PARAM, char **argv) |
43 | { |
44 | int status = 0; |
45 | int flags = 0; |
46 | unsigned opt; |
47 | |
48 | opt_complementary = "f-i:i-f"; |
49 | opt = getopt32(argv, "fiRrv"); |
50 | argv += optind; |
51 | if (opt & 1) |
52 | flags |= FILEUTILS_FORCE; |
53 | if (opt & 2) |
54 | flags |= FILEUTILS_INTERACTIVE; |
55 | if (opt & (8|4)) |
56 | flags |= FILEUTILS_RECUR; |
57 | if ((opt & 16) && FILEUTILS_VERBOSE) |
58 | flags |= FILEUTILS_VERBOSE; |
59 | |
60 | if (*argv != NULL) { |
61 | do { |
62 | const char *base = bb_get_last_path_component_strip(*argv); |
63 | |
64 | if (DOT_OR_DOTDOT(base)) { |
65 | bb_error_msg("can't remove '.' or '..'"); |
66 | } else if (remove_file(*argv, flags) >= 0) { |
67 | continue; |
68 | } |
69 | status = 1; |
70 | } while (*++argv); |
71 | } else if (!(flags & FILEUTILS_FORCE)) { |
72 | bb_show_usage(); |
73 | } |
74 | |
75 | return status; |
76 | } |
77 |