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tmux 2.4

    1: /* $OpenBSD$ */
    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: static enum cmd_retval	cmd_switch_client_exec(struct cmd *,
   31: 			    struct cmdq_item *);
   32: 
   33: const struct cmd_entry cmd_switch_client_entry = {
   34: 	.name = "switch-client",
   35: 	.alias = "switchc",
   36: 
   37: 	.args = { "lc:Enpt:rT:", 0, 0 },
   38: 	.usage = "[-Elnpr] [-c target-client] [-t target-session] "
   39: 		 "[-T key-table]",
   40: 
   41: 	.cflag = CMD_CLIENT,
   42: 	.tflag = CMD_SESSION_WITHPANE,
   43: 
   44: 	.flags = CMD_READONLY,
   45: 	.exec = cmd_switch_client_exec
   46: };
   47: 
   48: static enum cmd_retval
   49: cmd_switch_client_exec(struct cmd *self, struct cmdq_item *item)
   50: {
   51: 	struct args		*args = self->args;
   52: 	struct cmd_state	*state = &item->state;
   53: 	struct client		*c = state->c;
   54: 	struct session		*s = item->state.tflag.s;
   55: 	struct window_pane	*wp;
   56: 	const char		*tablename;
   57: 	struct key_table	*table;
   58: 
   59: 	if (args_has(args, 'r'))
   60: 		c->flags ^= CLIENT_READONLY;
   61: 
   62: 	tablename = args_get(args, 'T');
   63: 	if (tablename != NULL) {
   64: 		table = key_bindings_get_table(tablename, 0);
   65: 		if (table == NULL) {
   66: 			cmdq_error(item, "table %s doesn't exist", tablename);
   67: 			return (CMD_RETURN_ERROR);
   68: 		}
   69: 		table->references++;
   70: 		key_bindings_unref_table(c->keytable);
   71: 		c->keytable = table;
   72: 		return (CMD_RETURN_NORMAL);
   73: 	}
   74: 
   75: 	if (args_has(args, 'n')) {
   76: 		if ((s = session_next_session(c->session)) == NULL) {
   77: 			cmdq_error(item, "can't find next session");
   78: 			return (CMD_RETURN_ERROR);
   79: 		}
   80: 	} else if (args_has(args, 'p')) {
   81: 		if ((s = session_previous_session(c->session)) == NULL) {
   82: 			cmdq_error(item, "can't find previous session");
   83: 			return (CMD_RETURN_ERROR);
   84: 		}
   85: 	} else if (args_has(args, 'l')) {
   86: 		if (c->last_session != NULL && session_alive(c->last_session))
   87: 			s = c->last_session;
   88: 		else
   89: 			s = NULL;
   90: 		if (s == NULL) {
   91: 			cmdq_error(item, "can't find last session");
   92: 			return (CMD_RETURN_ERROR);
   93: 		}
   94: 	} else {
   95: 		if (item->client == NULL)
   96: 			return (CMD_RETURN_NORMAL);
   97: 		if (state->tflag.wl != NULL) {
   98: 			wp = state->tflag.wp;
   99: 			if (wp != NULL)
  100: 				window_set_active_pane(wp->window, wp);
  101: 			session_set_current(s, state->tflag.wl);
  102: 		}
  103: 	}
  104: 
  105: 	if (!args_has(args, 'E'))
  106: 		environ_update(s->options, c->environ, s->environ);
  107: 
  108: 	if (c->session != NULL && c->session != s)
  109: 		c->last_session = c->session;
  110: 	c->session = s;
  111: 	if (!item->repeat)
  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: }