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 const struct cmd_entry cmd_suspend_client_entry = {
  33         "suspend-client", "suspendc",
  34         "t:", 0, 0,
  35         CMD_TARGET_CLIENT_USAGE,
  36         0,
  37         NULL,
  38         NULL,
  39         cmd_suspend_client_exec
  40 };
  41
  42 int
  43 cmd_suspend_client_exec(struct cmd *self, struct cmd_ctx *ctx)
  44 {
  45         struct args     *args = self->args;
  46         struct client   *c;
  47
  48         if ((c = cmd_find_client(ctx, args_get(args, 't'))) == NULL)
  49                 return (-1);
  50
  51         tty_stop_tty(&c->tty);
  52         c->flags |= CLIENT_SUSPENDED;
  53         server_write_client(c, MSG_SUSPEND, NULL, 0);
  54
  55         return (0);
  56 }