Annotation of src/usr.bin/tmux/cmd-respawn-window.c, Revision 1.23
1.23 ! nicm 1: /* $OpenBSD: cmd-respawn-window.c,v 1.22 2014/05/13 08:08:32 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2008 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:
1.15 nicm 21: #include <stdlib.h>
1.1 nicm 22: #include <unistd.h>
23:
24: #include "tmux.h"
25:
26: /*
27: * Respawn a window (restart the command). Kill existing if -k given.
28: */
29:
1.17 nicm 30: enum cmd_retval cmd_respawn_window_exec(struct cmd *, struct cmd_q *);
1.1 nicm 31:
32: const struct cmd_entry cmd_respawn_window_entry = {
33: "respawn-window", "respawnw",
1.22 nicm 34: "kt:", 0, -1,
1.1 nicm 35: "[-k] " CMD_TARGET_WINDOW_USAGE " [command]",
1.13 nicm 36: 0,
37: cmd_respawn_window_exec
1.1 nicm 38: };
39:
1.16 nicm 40: enum cmd_retval
1.17 nicm 41: cmd_respawn_window_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 42: {
1.13 nicm 43: struct args *args = self->args;
1.1 nicm 44: struct winlink *wl;
45: struct window *w;
46: struct window_pane *wp;
47: struct session *s;
1.6 nicm 48: struct environ env;
1.22 nicm 49: const char *path;
1.1 nicm 50: char *cause;
1.21 nicm 51: struct environ_entry *envent;
1.1 nicm 52:
1.17 nicm 53: if ((wl = cmd_find_window(cmdq, args_get(args, 't'), &s)) == NULL)
1.16 nicm 54: return (CMD_RETURN_ERROR);
1.1 nicm 55: w = wl->window;
56:
1.13 nicm 57: if (!args_has(self->args, 'k')) {
1.1 nicm 58: TAILQ_FOREACH(wp, &w->panes, entry) {
59: if (wp->fd == -1)
60: continue;
1.17 nicm 61: cmdq_error(cmdq,
1.1 nicm 62: "window still active: %s:%d", s->name, wl->idx);
1.16 nicm 63: return (CMD_RETURN_ERROR);
1.1 nicm 64: }
65: }
66:
1.6 nicm 67: environ_init(&env);
68: environ_copy(&global_environ, &env);
69: environ_copy(&s->environ, &env);
70: server_fill_environ(s, &env);
1.1 nicm 71:
72: wp = TAILQ_FIRST(&w->panes);
73: TAILQ_REMOVE(&w->panes, wp, entry);
1.3 nicm 74: layout_free(w);
1.12 nicm 75: window_destroy_panes(w);
1.1 nicm 76: TAILQ_INSERT_HEAD(&w->panes, wp, entry);
77: window_pane_resize(wp, w->sx, w->sy);
1.21 nicm 78:
79: path = NULL;
80: if (cmdq->client != NULL && cmdq->client->session == NULL)
81: envent = environ_find(&cmdq->client->environ, "PATH");
82: else
83: envent = environ_find(&s->environ, "PATH");
84: if (envent != NULL)
85: path = envent->value;
86:
1.22 nicm 87: if (window_pane_spawn(wp, args->argc, args->argv, path, NULL, -1, &env,
88: s->tio, &cause) != 0) {
1.17 nicm 89: cmdq_error(cmdq, "respawn window failed: %s", cause);
1.15 nicm 90: free(cause);
1.6 nicm 91: environ_free(&env);
1.10 nicm 92: server_destroy_pane(wp);
1.16 nicm 93: return (CMD_RETURN_ERROR);
1.1 nicm 94: }
1.18 nicm 95: layout_init(w, wp);
1.14 nicm 96: window_pane_reset_mode(wp);
1.1 nicm 97: screen_reinit(&wp->base);
1.14 nicm 98: input_init(wp);
1.4 nicm 99: window_set_active_pane(w, wp);
1.1 nicm 100:
101: recalculate_sizes();
102: server_redraw_window(w);
103:
1.6 nicm 104: environ_free(&env);
1.16 nicm 105: return (CMD_RETURN_NORMAL);
1.1 nicm 106: }