release/src/router/busybox/util-linux/blkid.c

   1 /* vi: set sw=4 ts=4: */
   2 /*
   3  * Print UUIDs on all filesystems
   4  *
   5  * Copyright (C) 2008 Denys Vlasenko.
   6  *
   7  * Licensed under GPLv2, see file LICENSE in this source tree.
   8  */
   9
  10 //usage:#define blkid_trivial_usage
  11 //usage:       "[BLOCKDEV]..."
  12 //usage:#define blkid_full_usage "\n\n"
  13 //usage:       "Print UUIDs of all filesystems"
  14
  15 #include "libbb.h"
  16 #include "volume_id.h"
  17
  18 int blkid_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
  19 int blkid_main(int argc UNUSED_PARAM, char **argv)
  20 {
  21         int scan_devices = 1;
  22
  23         while (*++argv) {
  24                 /* Note: bogus device names don't cause any error messages */
  25                 add_to_uuid_cache(*argv, 0);
  26                 scan_devices = 0;
  27         }
  28
  29         display_uuid_cache(scan_devices);
  30         return 0;
  31 }