busybox/coreutils/rm.c
Denys Vlasenko 17f8418ea7 Add conditional support for -v / --verbose
With FEATURE_VERBOSE off, practically no size change.
With it on:

function                                             old     new   delta
remove_file                                          493     556     +63
install_main                                         719     765     +46
bb_make_directory                                    383     419     +36
rmdir_main                                           162     191     +29
copy_file                                           1516    1544     +28
mv_main                                              502     525     +23
cmp_main                                             677     693     +16
bbconfig_config_bz2                                 5264    5279     +15
mkdir_main                                           158     168     +10
install_longopts                                      66      76     +10
rm_main                                              167     175      +8
nexpr                                                840     846      +6
scan_tree                                            275     280      +5
fsck_main                                           1807    1811      +4
ed_main                                             2541    2545      +4
expand_one_var                                      1574    1575      +1
swap_on_off_main                                     420     418      -2
parse_command                                       1443    1440      -3
redirect                                            1279    1274      -5
do_load                                              946     918     -28
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 16/4 up/down: 304/-38)          Total: 266 bytes

Based on the patch by Igor Živković.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2014-05-19 16:23:50 +02:00

69 lines
1.6 KiB
C

/* vi: set sw=4 ts=4: */
/*
* Mini rm implementation for busybox
*
* Copyright (C) 2001 Matt Kraai <kraai@alumni.carnegiemellon.edu>
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
/* BB_AUDIT SUSv3 compliant */
/* http://www.opengroup.org/onlinepubs/007904975/utilities/rm.html */
/* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
*
* Size reduction.
*/
//usage:#define rm_trivial_usage
//usage: "[-irf] FILE..."
//usage:#define rm_full_usage "\n\n"
//usage: "Remove (unlink) FILEs\n"
//usage: "\n -i Always prompt before removing"
//usage: "\n -f Never prompt"
//usage: "\n -R,-r Recurse"
//usage:
//usage:#define rm_example_usage
//usage: "$ rm -rf /tmp/foo\n"
#include "libbb.h"
/* This is a NOFORK applet. Be very careful! */
int rm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int rm_main(int argc UNUSED_PARAM, char **argv)
{
int status = 0;
int flags = 0;
unsigned opt;
opt_complementary = "f-i:i-f";
opt = getopt32(argv, "fiRrv");
argv += optind;
if (opt & 1)
flags |= FILEUTILS_FORCE;
if (opt & 2)
flags |= FILEUTILS_INTERACTIVE;
if (opt & (8|4))
flags |= FILEUTILS_RECUR;
if ((opt & 16) && FILEUTILS_VERBOSE)
flags |= FILEUTILS_VERBOSE;
if (*argv != NULL) {
do {
const char *base = bb_get_last_path_component_strip(*argv);
if (DOT_OR_DOTDOT(base)) {
bb_error_msg("can't remove '.' or '..'");
} else if (remove_file(*argv, flags) >= 0) {
continue;
}
status = 1;
} while (*++argv);
} else if (!(flags & FILEUTILS_FORCE)) {
bb_show_usage();
}
return status;
}