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bba588752f
structure.
151 lines
4.0 KiB
C
151 lines
4.0 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "tmux.h"
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/*
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* Attach existing session to the current terminal.
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*/
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static enum cmd_retval cmd_attach_session_exec(struct cmd *,
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struct cmdq_item *);
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const struct cmd_entry cmd_attach_session_entry = {
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.name = "attach-session",
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.alias = "attach",
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.args = { "c:dErt:", 0, 0 },
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.usage = "[-dEr] [-c working-directory] " CMD_TARGET_SESSION_USAGE,
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.tflag = CMD_SESSION_WITHPANE,
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.flags = CMD_STARTSERVER,
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.exec = cmd_attach_session_exec
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};
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enum cmd_retval
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cmd_attach_session(struct cmdq_item *item, int dflag, int rflag,
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const char *cflag, int Eflag)
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{
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struct session *s = item->state.tflag.s;
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struct client *c = item->client, *c_loop;
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struct winlink *wl = item->state.tflag.wl;
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struct window_pane *wp = item->state.tflag.wp;
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char *cause;
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if (RB_EMPTY(&sessions)) {
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cmdq_error(item, "no sessions");
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return (CMD_RETURN_ERROR);
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}
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if (c == NULL)
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return (CMD_RETURN_NORMAL);
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if (server_client_check_nested(c)) {
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cmdq_error(item, "sessions should be nested with care, "
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"unset $TMUX to force");
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return (CMD_RETURN_ERROR);
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}
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if (wl != NULL) {
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if (wp != NULL)
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window_set_active_pane(wp->window, wp);
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session_set_current(s, wl);
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}
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if (cflag != NULL) {
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free((void *)s->cwd);
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s->cwd = format_single(item, cflag, c, s, wl, wp);
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}
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if (c->session != NULL) {
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if (dflag) {
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TAILQ_FOREACH(c_loop, &clients, entry) {
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if (c_loop->session != s || c == c_loop)
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continue;
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server_client_detach(c_loop, MSG_DETACH);
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}
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}
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if (!Eflag)
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environ_update(s->options, c->environ, s->environ);
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c->session = s;
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if (~item->shared->flags & CMDQ_SHARED_REPEAT)
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server_client_set_key_table(c, NULL);
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status_timer_start(c);
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notify_client("client-session-changed", c);
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session_update_activity(s, NULL);
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gettimeofday(&s->last_attached_time, NULL);
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server_redraw_client(c);
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s->curw->flags &= ~WINLINK_ALERTFLAGS;
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} else {
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if (server_client_open(c, &cause) != 0) {
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cmdq_error(item, "open terminal failed: %s", cause);
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free(cause);
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return (CMD_RETURN_ERROR);
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}
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if (rflag)
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c->flags |= CLIENT_READONLY;
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if (dflag) {
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TAILQ_FOREACH(c_loop, &clients, entry) {
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if (c_loop->session != s || c == c_loop)
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continue;
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server_client_detach(c_loop, MSG_DETACH);
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}
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}
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if (!Eflag)
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environ_update(s->options, c->environ, s->environ);
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c->session = s;
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server_client_set_key_table(c, NULL);
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status_timer_start(c);
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notify_client("client-session-changed", c);
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session_update_activity(s, NULL);
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gettimeofday(&s->last_attached_time, NULL);
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server_redraw_client(c);
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s->curw->flags &= ~WINLINK_ALERTFLAGS;
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if (~c->flags & CLIENT_CONTROL)
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proc_send(c->peer, MSG_READY, -1, NULL, 0);
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notify_client("client-attached", c);
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c->flags |= CLIENT_ATTACHED;
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}
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recalculate_sizes();
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alerts_check_session(s);
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server_update_socket();
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return (CMD_RETURN_NORMAL);
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}
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static enum cmd_retval
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cmd_attach_session_exec(struct cmd *self, struct cmdq_item *item)
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{
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struct args *args = self->args;
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return (cmd_attach_session(item, args_has(args, 'd'),
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args_has(args, 'r'), args_get(args, 'c'), args_has(args, 'E')));
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}
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