source: MondoRescue/branches/3.2/mindi-busybox/coreutils/rm.c@ 3232

/* 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";
    /* -v (verbose) is ignored */
    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 (*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;
}