1 /* $OpenBSD: cmd-switch-client.c,v 1.42 2016/01/19 15:59:12 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com> 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 * Switch client to a different session. 28 */ 29 30 enum cmd_retval cmd_switch_client_exec(struct cmd *, struct cmd_q *); 31 32 const struct cmd_entry cmd_switch_client_entry = { 33 .name = "switch-client", 34 .alias = "switchc", 35 36 .args = { "lc:Enpt:rT:", 0, 0 }, 37 .usage = "[-Elnpr] [-c target-client] [-t target-session] " 38 "[-T key-table]", 39 40 .cflag = CMD_CLIENT, 41 .tflag = CMD_SESSION_WITHPANE, 42 43 .flags = CMD_READONLY, 44 .exec = cmd_switch_client_exec 45 }; 46 47 enum cmd_retval 48 cmd_switch_client_exec(struct cmd *self, struct cmd_q *cmdq) 49 { 50 struct args *args = self->args; 51 struct cmd_state *state = &cmdq->state; 52 struct client *c = state->c; 53 struct session *s = cmdq->state.tflag.s; 54 struct window_pane *wp; 55 const char *tablename, *update; 56 struct key_table *table; 57 58 if (args_has(args, 'r')) 59 c->flags ^= CLIENT_READONLY; 60 61 tablename = args_get(args, 'T'); 62 if (tablename != NULL) { 63 table = key_bindings_get_table(tablename, 0); 64 if (table == NULL) { 65 cmdq_error(cmdq, "table %s doesn't exist", tablename); 66 return (CMD_RETURN_ERROR); 67 } 68 table->references++; 69 key_bindings_unref_table(c->keytable); 70 c->keytable = table; 71 return (CMD_RETURN_NORMAL); 72 } 73 74 if (args_has(args, 'n')) { 75 if ((s = session_next_session(c->session)) == NULL) { 76 cmdq_error(cmdq, "can't find next session"); 77 return (CMD_RETURN_ERROR); 78 } 79 } else if (args_has(args, 'p')) { 80 if ((s = session_previous_session(c->session)) == NULL) { 81 cmdq_error(cmdq, "can't find previous session"); 82 return (CMD_RETURN_ERROR); 83 } 84 } else if (args_has(args, 'l')) { 85 if (c->last_session != NULL && session_alive(c->last_session)) 86 s = c->last_session; 87 else 88 s = NULL; 89 if (s == NULL) { 90 cmdq_error(cmdq, "can't find last session"); 91 return (CMD_RETURN_ERROR); 92 } 93 } else { 94 if (cmdq->client == NULL) 95 return (CMD_RETURN_NORMAL); 96 if (state->tflag.wl != NULL) { 97 wp = state->tflag.wp; 98 if (wp != NULL) 99 window_set_active_pane(wp->window, wp); 100 session_set_current(s, state->tflag.wl); 101 } 102 } 103 104 if (c != NULL && !args_has(args, 'E')) { 105 update = options_get_string(s->options, "update-environment"); 106 environ_update(update, c->environ, s->environ); 107 } 108 109 if (c->session != NULL && c->session != s) 110 c->last_session = c->session; 111 c->session = s; 112 server_client_set_key_table(c, NULL); 113 status_timer_start(c); 114 session_update_activity(s, NULL); 115 gettimeofday(&s->last_attached_time, NULL); 116 117 recalculate_sizes(); 118 server_check_unattached(); 119 server_redraw_client(c); 120 s->curw->flags &= ~WINLINK_ALERTFLAGS; 121 alerts_check_session(s); 122 123 return (CMD_RETURN_NORMAL); 124 } 125