cmd-suspend-client.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2009 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  * Suspend client with SIGTSTP.
  28  */
  29
  30 int     cmd_suspend_client_exec(struct cmd *, struct cmd_ctx *);
  31
  32 struct cmd_suspend_client_data {
  33         char    *name;
  34         char    *target;
  35 };
  36
  37 const struct cmd_entry cmd_suspend_client_entry = {
  38         "suspend-client", "suspendc",
  39         "[-c target-client]",
  40         0, "",
  41         cmd_target_init,
  42         cmd_target_parse,
  43         cmd_suspend_client_exec,
  44         cmd_target_free,
  45         cmd_target_print
  46 };
  47
  48 int
  49 cmd_suspend_client_exec(struct cmd *self, struct cmd_ctx *ctx)
  50 {
  51         struct cmd_target_data  *data = self->data;
  52         struct client           *c;
  53
  54         if ((c = cmd_find_client(ctx, data->target)) == NULL)
  55                 return (-1);
  56
  57         tty_stop_tty(&c->tty);
  58         c->flags |= CLIENT_SUSPENDED;
  59         server_write_client(c, MSG_SUSPEND, NULL, 0);
  60
  61         return (0);
  62 }