1 /* $OpenBSD: cmd-detach-client.c,v 1.18 2014/10/20 23:01:51 nicm Exp $ */ 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 <string.h> 22 23 #include "tmux.h" 24 25 /* 26 * Detach a client. 27 */ 28 29 enum cmd_retval cmd_detach_client_exec(struct cmd *, struct cmd_q *); 30 31 const struct cmd_entry cmd_detach_client_entry = { 32 "detach-client", "detach", 33 "as:t:P", 0, 0, 34 "[-P] [-a] [-s target-session] " CMD_TARGET_CLIENT_USAGE, 35 CMD_READONLY, 36 cmd_detach_client_exec 37 }; 38 39 const struct cmd_entry cmd_suspend_client_entry = { 40 "suspend-client", "suspendc", 41 "t:", 0, 0, 42 CMD_TARGET_CLIENT_USAGE, 43 0, 44 cmd_detach_client_exec 45 }; 46 47 enum cmd_retval 48 cmd_detach_client_exec(struct cmd *self, struct cmd_q *cmdq) 49 { 50 struct args *args = self->args; 51 struct client *c, *c2; 52 struct session *s; 53 enum msgtype msgtype; 54 u_int i; 55 56 if (self->entry == &cmd_suspend_client_entry) { 57 if ((c = cmd_find_client(cmdq, args_get(args, 't'), 0)) == NULL) 58 return (CMD_RETURN_ERROR); 59 tty_stop_tty(&c->tty); 60 c->flags |= CLIENT_SUSPENDED; 61 server_write_client(c, MSG_SUSPEND, NULL, 0); 62 return (CMD_RETURN_NORMAL); 63 } 64 65 if (args_has(args, 'P')) 66 msgtype = MSG_DETACHKILL; 67 else 68 msgtype = MSG_DETACH; 69 70 if (args_has(args, 's')) { 71 s = cmd_find_session(cmdq, args_get(args, 's'), 0); 72 if (s == NULL) 73 return (CMD_RETURN_ERROR); 74 75 for (i = 0; i < ARRAY_LENGTH(&clients); i++) { 76 c = ARRAY_ITEM(&clients, i); 77 if (c == NULL || c->session != s) 78 continue; 79 server_write_client(c, msgtype, c->session->name, 80 strlen(c->session->name) + 1); 81 } 82 } else { 83 c = cmd_find_client(cmdq, args_get(args, 't'), 0); 84 if (c == NULL) 85 return (CMD_RETURN_ERROR); 86 87 if (args_has(args, 'a')) { 88 for (i = 0; i < ARRAY_LENGTH(&clients); i++) { 89 c2 = ARRAY_ITEM(&clients, i); 90 if (c2 == NULL || c2->session == NULL || 91 c2 == c) 92 continue; 93 server_write_client(c2, msgtype, 94 c2->session->name, 95 strlen(c2->session->name) + 1); 96 } 97 } else { 98 server_write_client(c, msgtype, c->session->name, 99 strlen(c->session->name) + 1); 100 } 101 } 102 103 return (CMD_RETURN_STOP); 104 } 105