tools/lvdisplay.c

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