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-rw-r--r--modutils/rmmod.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/modutils/rmmod.c b/modutils/rmmod.c
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index 0000000..7d3eac5
--- /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 <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>
+#include <sys/syscall.h>
+
+
+
+/* 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);
+}