external/gpl2/lvm2/dist/tools/lvdisplay.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
   5  * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
   6  *
   7  * This file is part of LVM2.
   8  *
   9  * This copyrighted material is made available to anyone wishing to use,
  10  * modify, copy, or redistribute it subject to the terms and conditions
  11  * of the GNU Lesser General Public License v.2.1.
  12  *
  13  * You should have received a copy of the GNU Lesser General Public License
  14  * along with this program; if not, write to the Free Software Foundation,
  15  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  16  */
  17
  18 #include "tools.h"
  19
  20 static int _lvdisplay_single(struct cmd_context *cmd, struct logical_volume *lv,
  21                              void *handle)
  22 {
  23         if (!arg_count(cmd, all_ARG) && !lv_is_visible(lv))
  24                 return ECMD_PROCESSED;
  25
  26         if (arg_count(cmd, colon_ARG))
  27                 lvdisplay_colons(lv);
  28         else {
  29                 lvdisplay_full(cmd, lv, handle);
  30                 if (arg_count(cmd, maps_ARG))
  31                         lvdisplay_segments(lv);
  32         }
  33
  34         return ECMD_PROCESSED;
  35 }
  36
  37 int lvdisplay(struct cmd_context *cmd, int argc, char **argv)
  38 {
  39         if (arg_count(cmd, columns_ARG)) {
  40                 if (arg_count(cmd, colon_ARG) || arg_count(cmd, maps_ARG)) {
  41                         log_error("Incompatible options selected");
  42                         return EINVALID_CMD_LINE;
  43                 }
  44                 return lvs(cmd, argc, argv);
  45         } else if (arg_count(cmd, aligned_ARG) ||
  46                    arg_count(cmd, noheadings_ARG) ||
  47                    arg_count(cmd, options_ARG) ||
  48                    arg_count(cmd, separator_ARG) ||
  49                    arg_count(cmd, sort_ARG) || arg_count(cmd, unbuffered_ARG)) {
  50                 log_error("Incompatible options selected");
  51                 return EINVALID_CMD_LINE;
  52         }
  53
  54         if (arg_count(cmd, colon_ARG) && arg_count(cmd, verbose_ARG)) {
  55                 log_error("Options -v and -c are incompatible");
  56                 return EINVALID_CMD_LINE;
  57         }
  58
  59         return process_each_lv(cmd, argc, argv, 0, NULL,
  60                                &_lvdisplay_single);
  61 }