rmmod.c - ubase - suckless linux base utils
 (HTM) git clone git://git.suckless.org/ubase
 (DIR) Log
 (DIR) Files
 (DIR) Refs
 (DIR) README
 (DIR) LICENSE
       ---
       rmmod.c (754B)
       ---
            1 /* See LICENSE file for copyright and license details. */
            2 #include <sys/syscall.h>
            3 
            4 #include <fcntl.h>
            5 #include <libgen.h>
            6 #include <stdio.h>
            7 #include <stdlib.h>
            8 #include <string.h>
            9 #include <unistd.h>
           10 
           11 #include "util.h"
           12 
           13 static void
           14 usage(void)
           15 {
           16         eprintf("usage: %s [-fw] module...\n", argv0);
           17 }
           18 
           19 int
           20 main(int argc, char *argv[])
           21 {
           22         char *mod, *p;
           23         int i;
           24         int flags = O_NONBLOCK;
           25 
           26         ARGBEGIN {
           27         case 'f':
           28                 flags |= O_TRUNC;
           29                 break;
           30         case 'w':
           31                 flags &= ~O_NONBLOCK;
           32                 break;
           33         default:
           34                 usage();
           35         } ARGEND;
           36 
           37         if (argc < 1)
           38                 usage();
           39 
           40         for (i = 0; i < argc; i++) {
           41                 mod = argv[i];
           42                 p = strrchr(mod, '.');
           43                 if (p && !strcmp(p, ".ko"))
           44                         *p = '\0';
           45                 if (syscall(__NR_delete_module, mod, flags) < 0)
           46                         eprintf("delete_module:");
           47         }
           48 
           49         return 0;
           50 }