From 3d7e3414da38fce26a7f53f7ea36ddf781fa0233 Mon Sep 17 00:00:00 2001 From: Erik Andersen Date: Thu, 16 Dec 1999 23:04:20 +0000 Subject: [PATCH] Wrote rmmod for busybox. -Erik --- Changelog | 2 +- applets/busybox.c | 3 ++ busybox.c | 3 ++ busybox.def.h | 1 + internal.h | 3 +- modutils/rmmod.c | 73 +++++++++++++++++++++++++++++++++++++++++++++++ rmmod.c | 73 +++++++++++++++++++++++++++++++++++++++++++++++ 7 files changed, 156 insertions(+), 2 deletions(-) create mode 100644 modutils/rmmod.c create mode 100644 rmmod.c diff --git a/Changelog b/Changelog index da2346ae7..5bf8a5f72 100644 --- a/Changelog +++ b/Changelog @@ -1,7 +1,7 @@ 0.40 * Added the -s option to du -beppu * Fixed an embarrasing segfault in head -beppu - * New App: lsmod -erik + * New Apps: lsmod, rmmod -erik * New Apps: fbset contributed by Randolph Chung . * Fixed an bug in syslogd causing it to stop logging after 20 minutes. -erik * Fixed the embarrasing failure of the -p opition in the logger app. -erik diff --git a/applets/busybox.c b/applets/busybox.c index ed5a2b0d4..a9cd6e079 100644 --- a/applets/busybox.c +++ b/applets/busybox.c @@ -168,6 +168,9 @@ static const struct Applet applets[] = { #ifdef BB_RMDIR //bin {"rmdir", rmdir_main}, #endif +#ifdef BB_RMMOD //sbin + {"rmmod", rmmod_main}, +#endif #ifdef BB_SFDISK //sbin {"fdisk", sfdisk_main}, {"sfdisk", sfdisk_main}, diff --git a/busybox.c b/busybox.c index ed5a2b0d4..a9cd6e079 100644 --- a/busybox.c +++ b/busybox.c @@ -168,6 +168,9 @@ static const struct Applet applets[] = { #ifdef BB_RMDIR //bin {"rmdir", rmdir_main}, #endif +#ifdef BB_RMMOD //sbin + {"rmmod", rmmod_main}, +#endif #ifdef BB_SFDISK //sbin {"fdisk", sfdisk_main}, {"sfdisk", sfdisk_main}, diff --git a/busybox.def.h b/busybox.def.h index 834738ea2..a86550e3b 100644 --- a/busybox.def.h +++ b/busybox.def.h @@ -59,6 +59,7 @@ #define BB_REBOOT #define BB_RM #define BB_RMDIR +#define BB_RMMOD //#define BB_SFDISK #define BB_SED #define BB_SLEEP diff --git a/internal.h b/internal.h index 3e9c272f0..9b51edcd2 100644 --- a/internal.h +++ b/internal.h @@ -104,8 +104,9 @@ extern int printf_main(int argc, char** argv); extern int ps_main(int argc, char** argv); extern int pwd_main(int argc, char** argv); extern int reboot_main(int argc, char** argv); -extern int rmdir_main(int argc, char **argv); extern int rm_main(int argc, char** argv); +extern int rmdir_main(int argc, char **argv); +extern int rmmod_main(int argc, char** argv); extern int scan_partitions_main(int argc, char** argv); extern int sh_main(int argc, char** argv); extern int sfdisk_main(int argc, char** argv); diff --git a/modutils/rmmod.c b/modutils/rmmod.c new file mode 100644 index 000000000..7d3eac51e --- /dev/null +++ b/modutils/rmmod.c @@ -0,0 +1,73 @@ +/* + * Mini rmmod implementation for busybox + * + * Copyright (C) 1999 by Lineo, inc. + * Written by Erik Andersen , + * + * 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 +#include +#include +#include + + + +/* And the system call of the day is... */ +extern int delete_module (const char * __name); + + +static const char rmmod_usage[] = + "rmmod [OPTION]... [MODULE]...\n\n" + "Unloads the specified kernel modules from the kernel.\n\n" + "Options:\n" + "\t-a\tTry to remove all unused kernel modules.\n"; + + + +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_ 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++; + } + exit( TRUE); +} diff --git a/rmmod.c b/rmmod.c new file mode 100644 index 000000000..7d3eac51e --- /dev/null +++ b/rmmod.c @@ -0,0 +1,73 @@ +/* + * Mini rmmod implementation for busybox + * + * Copyright (C) 1999 by Lineo, inc. + * Written by Erik Andersen , + * + * 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 +#include +#include +#include + + + +/* And the system call of the day is... */ +extern int delete_module (const char * __name); + + +static const char rmmod_usage[] = + "rmmod [OPTION]... [MODULE]...\n\n" + "Unloads the specified kernel modules from the kernel.\n\n" + "Options:\n" + "\t-a\tTry to remove all unused kernel modules.\n"; + + + +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_ 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++; + } + exit( TRUE); +} -- 2.25.1