+/* vi: set sw=4 ts=4: */
/*
* Mini rmmod implementation for busybox
*
- * Copyright (C) 1999 by Lineo, inc.
+ * Copyright (C) 1999,2000,2001 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
*
*/
-#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";
+#include <stdlib.h>
+#include <getopt.h>
+#include "busybox.h"
+extern int delete_module(const char * name);
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);
+ int n, ret = EXIT_SUCCESS;
+
+ /* Parse command line. */
+ while ((n = getopt(argc, argv, "a")) != EOF) {
+ switch (n) {
+ case 'a':
+ /* Unload _all_ unused modules via NULL delete_module() call */
+ if (delete_module(NULL))
+ perror_msg_and_die("rmmod");
+ return EXIT_SUCCESS;
+ default:
+ show_usage();
}
- exit( TRUE);
- default:
- usage(rmmod_usage);
- }
}
- }
- while (argc-- > 0 ) {
- if (delete_module(*argv) < 0) {
- perror(*argv);
+ if (optind == argc)
+ show_usage();
+
+ for (n = optind; n < argc; n++) {
+ if (delete_module(argv[n]) < 0) {
+ perror_msg("%s", argv[n]);
+ ret = EXIT_FAILURE;
+ }
}
- argv++;
- }
- exit( TRUE);
+
+ return(ret);
}