/* vi: set sw=4 ts=4: */ /* * Mini rmmod implementation for busybox * * Copyright (C) 1999,2000 by Lineo, inc. * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include "internal.h" #include <stdio.h> #include <errno.h> #include <unistd.h> #define __LIBRARY__ #include <asm/unistd.h> /* #include <sys/syscall.h> */ /* And the system call of the day is... */ _syscall1(int, delete_module, const char *, name) static const char rmmod_usage[] = "rmmod [OPTION]... [MODULE]...\n" #ifndef BB_FEATURE_TRIVIAL_HELP "\nUnloads the specified kernel modules from the kernel.\n\n" "Options:\n" "\t-a\tTry to remove all unused kernel modules.\n" #endif ; extern int rmmod_main(int argc, char **argv) { if (argc <= 1) { usage(rmmod_usage); } /* Parse any options */ while (--argc > 0 && **(++argv) == '-') { while (*(++(*argv))) { switch (**argv) { case 'a': /* Unload _all_ unused modules via NULL delete_module() call */ if (delete_module(NULL)) { perror("rmmod"); exit(FALSE); } exit(TRUE); default: usage(rmmod_usage); } } } while (argc-- > 0) { if (delete_module(*argv) < 0) { perror(*argv); } argv++; } return(TRUE); }