1/* $Id: cmd-respawn-window.c,v 1.1.1.2 2011/08/17 18:40:04 jmmv Exp $ */ 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 21#include <unistd.h> 22 23#include "tmux.h" 24 25/* 26 * Respawn a window (restart the command). Kill existing if -k given. 27 */ 28 29int cmd_respawn_window_exec(struct cmd *, struct cmd_ctx *); 30 31const struct cmd_entry cmd_respawn_window_entry = { 32 "respawn-window", "respawnw", 33 "kt:", 0, 1, 34 "[-k] " CMD_TARGET_WINDOW_USAGE " [command]", 35 0, 36 NULL, 37 NULL, 38 cmd_respawn_window_exec 39}; 40 41int 42cmd_respawn_window_exec(struct cmd *self, struct cmd_ctx *ctx) 43{ 44 struct args *args = self->args; 45 struct winlink *wl; 46 struct window *w; 47 struct window_pane *wp; 48 struct session *s; 49 struct environ env; 50 const char *cmd; 51 char *cause; 52 53 if ((wl = cmd_find_window(ctx, args_get(args, 't'), &s)) == NULL) 54 return (-1); 55 w = wl->window; 56 57 if (!args_has(self->args, 'k')) { 58 TAILQ_FOREACH(wp, &w->panes, entry) { 59 if (wp->fd == -1) 60 continue; 61 ctx->error(ctx, 62 "window still active: %s:%d", s->name, wl->idx); 63 return (-1); 64 } 65 } 66 67 environ_init(&env); 68 environ_copy(&global_environ, &env); 69 environ_copy(&s->environ, &env); 70 server_fill_environ(s, &env); 71 72 wp = TAILQ_FIRST(&w->panes); 73 TAILQ_REMOVE(&w->panes, wp, entry); 74 layout_free(w); 75 window_destroy_panes(w); 76 TAILQ_INSERT_HEAD(&w->panes, wp, entry); 77 window_pane_resize(wp, w->sx, w->sy); 78 if (args->argc != 0) 79 cmd = args->argv[0]; 80 else 81 cmd = NULL; 82 if (window_pane_spawn(wp, cmd, NULL, NULL, &env, s->tio, &cause) != 0) { 83 ctx->error(ctx, "respawn window failed: %s", cause); 84 xfree(cause); 85 environ_free(&env); 86 server_destroy_pane(wp); 87 return (-1); 88 } 89 layout_init(w); 90 window_pane_reset_mode(wp); 91 screen_reinit(&wp->base); 92 input_init(wp); 93 window_set_active_pane(w, wp); 94 95 recalculate_sizes(); 96 server_redraw_window(w); 97 98 environ_free(&env); 99 return (0); 100} 101