cmd-show-options.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
   5  *
   6  * Permission to use, copy, modify, and distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
  15  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
  16  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 #include <sys/types.h>
  20
  21 #include <stdlib.h>
  22 #include <string.h>
  23
  24 #include "tmux.h"
  25
  26 /*
  27  * Show options.
  28  */
  29
  30 int     cmd_show_options_exec(struct cmd *, struct cmd_ctx *);
  31
  32 const struct cmd_entry cmd_show_options_entry = {
  33         "show-options", "show",
  34         "[-gsw] [-t target-session|target-window]",
  35         0, "gsw",
  36         cmd_target_init,
  37         cmd_target_parse,
  38         cmd_show_options_exec,
  39         cmd_target_free,
  40         cmd_target_print
  41 };
  42
  43 int
  44 cmd_show_options_exec(struct cmd *self, struct cmd_ctx *ctx)
  45 {
  46         struct cmd_target_data          *data = self->data;
  47         const struct set_option_entry   *table;
  48         struct session                  *s;
  49         struct winlink                  *wl;
  50         struct options                  *oo;
  51         struct options_entry            *o;
  52         const struct set_option_entry   *entry;
  53         const char                      *optval;
  54
  55         if (cmd_check_flag(data->chflags, 's')) {
  56                 oo = &global_options;
  57                 table = set_option_table;
  58         } else if (cmd_check_flag(data->chflags, 'w')) {
  59                 table = set_window_option_table;
  60                 if (cmd_check_flag(data->chflags, 'g'))
  61                         oo = &global_w_options;
  62                 else {
  63                         wl = cmd_find_window(ctx, data->target, NULL);
  64                         if (wl == NULL)
  65                                 return (-1);
  66                         oo = &wl->window->options;
  67                 }
  68         } else {
  69                 table = set_session_option_table;
  70                 if (cmd_check_flag(data->chflags, 'g'))
  71                         oo = &global_s_options;
  72                 else {
  73                         s = cmd_find_session(ctx, data->target);
  74                         if (s == NULL)
  75                                 return (-1);
  76                         oo = &s->options;
  77                 }
  78         }
  79
  80         for (entry = table; entry->name != NULL; entry++) {
  81                 if ((o = options_find1(oo, entry->name)) == NULL)
  82                         continue;
  83                 optval = cmd_set_option_print(entry, o);
  84                 ctx->print(ctx, "%s %s", entry->name, optval);
  85         }
  86
  87         return (0);
  88 }