Add conditional support for -v / --verbose
[oweals/busybox.git] / coreutils / rm.c
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
10 /* BB_AUDIT SUSv3 compliant */
11 /* http://www.opengroup.org/onlinepubs/007904975/utilities/rm.html */
12
13 /* Mar 16, 2003      Manuel Novoa III   (mjn3@codepoet.org)
14  *
15  * Size reduction.
16  */
17
18 //usage:#define rm_trivial_usage
19 //usage:       "[-irf] FILE..."
20 //usage:#define rm_full_usage "\n\n"
21 //usage:       "Remove (unlink) FILEs\n"
22 //usage:     "\n        -i      Always prompt before removing"
23 //usage:     "\n        -f      Never prompt"
24 //usage:     "\n        -R,-r   Recurse"
25 //usage:
26 //usage:#define rm_example_usage
27 //usage:       "$ rm -rf /tmp/foo\n"
28
29 #include "libbb.h"
30
31 /* This is a NOFORK applet. Be very careful! */
32
33 int rm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
34 int rm_main(int argc UNUSED_PARAM, char **argv)
35 {
36         int status = 0;
37         int flags = 0;
38         unsigned opt;
39
40         opt_complementary = "f-i:i-f";
41         opt = getopt32(argv, "fiRrv");
42         argv += optind;
43         if (opt & 1)
44                 flags |= FILEUTILS_FORCE;
45         if (opt & 2)
46                 flags |= FILEUTILS_INTERACTIVE;
47         if (opt & (8|4))
48                 flags |= FILEUTILS_RECUR;
49         if ((opt & 16) && FILEUTILS_VERBOSE)
50                 flags |= FILEUTILS_VERBOSE;
51
52         if (*argv != NULL) {
53                 do {
54                         const char *base = bb_get_last_path_component_strip(*argv);
55
56                         if (DOT_OR_DOTDOT(base)) {
57                                 bb_error_msg("can't remove '.' or '..'");
58                         } else if (remove_file(*argv, flags) >= 0) {
59                                 continue;
60                         }
61                         status = 1;
62                 } while (*++argv);
63         } else if (!(flags & FILEUTILS_FORCE)) {
64                 bb_show_usage();
65         }
66
67         return status;
68 }