cmd-detach-client.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 "tmux.h"
  22
  23 /*
  24  * Detach a client.
  25  */
  26
  27 int     cmd_detach_client_exec(struct cmd *, struct cmd_ctx *);
  28
  29 const struct cmd_entry cmd_detach_client_entry = {
  30         "detach-client", "detach",
  31         "s:t:P", 0, 0,
  32         "[-P] [-s target-session] " CMD_TARGET_CLIENT_USAGE,
  33         CMD_READONLY,
  34         NULL,
  35         NULL,
  36         cmd_detach_client_exec
  37 };
  38
  39 int
  40 cmd_detach_client_exec(struct cmd *self, struct cmd_ctx *ctx)
  41 {
  42         struct args     *args = self->args;
  43         struct client   *c;
  44         struct session  *s;
  45         enum msgtype     msgtype;
  46         u_int            i;
  47
  48         if (args_has(args, 'P'))
  49                 msgtype = MSG_DETACHKILL;
  50         else
  51                 msgtype = MSG_DETACH;
  52
  53         if (args_has(args, 's')) {
  54                 s = cmd_find_session(ctx, args_get(args, 's'), 0);
  55                 if (s == NULL)
  56                         return (-1);
  57
  58                 for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
  59                         c = ARRAY_ITEM(&clients, i);
  60                         if (c != NULL && c->session == s)
  61                                 server_write_client(c, msgtype, NULL, 0);
  62                 }
  63         } else {
  64                 c = cmd_find_client(ctx, args_get(args, 't'));
  65                 if (c == NULL)
  66                         return (-1);
  67
  68                 server_write_client(c, msgtype, NULL, 0);
  69         }
  70
  71         return (0);
  72 }