Annotation of src/usr.bin/tmux/cmd-respawn-window.c, Revision 1.28
1.28 ! nicm 1: /* $OpenBSD: cmd-respawn-window.c,v 1.27 2015/12/13 21:53:57 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 = {
1.27 nicm 33: .name = "respawn-window",
34: .alias = "respawnw",
35:
36: .args = { "kt:", 0, -1 },
37: .usage = "[-k] " CMD_TARGET_WINDOW_USAGE " [command]",
38:
1.28 ! nicm 39: .tflag = CMD_WINDOW,
! 40:
! 41: .flags = 0,
1.27 nicm 42: .exec = cmd_respawn_window_exec
1.1 nicm 43: };
44:
1.16 nicm 45: enum cmd_retval
1.17 nicm 46: cmd_respawn_window_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 47: {
1.13 nicm 48: struct args *args = self->args;
1.26 nicm 49: struct session *s = cmdq->state.tflag.s;
50: struct winlink *wl = cmdq->state.tflag.wl;
51: struct window *w = wl->window;
1.1 nicm 52: struct window_pane *wp;
1.24 nicm 53: struct environ *env;
1.22 nicm 54: const char *path;
1.1 nicm 55: char *cause;
1.21 nicm 56: struct environ_entry *envent;
1.1 nicm 57:
1.13 nicm 58: if (!args_has(self->args, 'k')) {
1.1 nicm 59: TAILQ_FOREACH(wp, &w->panes, entry) {
60: if (wp->fd == -1)
61: continue;
1.26 nicm 62: cmdq_error(cmdq, "window still active: %s:%d", s->name,
63: wl->idx);
1.16 nicm 64: return (CMD_RETURN_ERROR);
1.1 nicm 65: }
66: }
67:
1.24 nicm 68: env = environ_create();
69: environ_copy(global_environ, env);
70: environ_copy(s->environ, env);
71: server_fill_environ(s, env);
1.1 nicm 72:
73: wp = TAILQ_FIRST(&w->panes);
74: TAILQ_REMOVE(&w->panes, wp, entry);
1.3 nicm 75: layout_free(w);
1.12 nicm 76: window_destroy_panes(w);
1.1 nicm 77: TAILQ_INSERT_HEAD(&w->panes, wp, entry);
78: window_pane_resize(wp, w->sx, w->sy);
1.21 nicm 79:
80: path = NULL;
81: if (cmdq->client != NULL && cmdq->client->session == NULL)
1.24 nicm 82: envent = environ_find(cmdq->client->environ, "PATH");
1.21 nicm 83: else
1.24 nicm 84: envent = environ_find(s->environ, "PATH");
1.21 nicm 85: if (envent != NULL)
86: path = envent->value;
87:
1.25 nicm 88: if (window_pane_spawn(wp, args->argc, args->argv, path, NULL, NULL, env,
1.22 nicm 89: s->tio, &cause) != 0) {
1.17 nicm 90: cmdq_error(cmdq, "respawn window failed: %s", cause);
1.15 nicm 91: free(cause);
1.24 nicm 92: environ_free(env);
1.10 nicm 93: server_destroy_pane(wp);
1.16 nicm 94: return (CMD_RETURN_ERROR);
1.1 nicm 95: }
1.18 nicm 96: layout_init(w, wp);
1.14 nicm 97: window_pane_reset_mode(wp);
1.1 nicm 98: screen_reinit(&wp->base);
1.14 nicm 99: input_init(wp);
1.4 nicm 100: window_set_active_pane(w, wp);
1.1 nicm 101:
102: recalculate_sizes();
103: server_redraw_window(w);
104:
1.24 nicm 105: environ_free(env);
1.16 nicm 106: return (CMD_RETURN_NORMAL);
1.1 nicm 107: }