1/* $Id: cmd-respawn-pane.c,v 1.1.1.1 2011/08/17 18:40:04 jmmv Exp $ */ 2 3/* 4 * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net> 5 * Copyright (c) 2011 Marcel P. Partap <mpartap@gmx.net> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER 16 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 17 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20#include <sys/types.h> 21 22#include <unistd.h> 23 24#include "tmux.h" 25 26/* 27 * Respawn a pane (restart the command). Kill existing if -k given. 28 */ 29 30int cmd_respawn_pane_exec(struct cmd *, struct cmd_ctx *); 31 32const struct cmd_entry cmd_respawn_pane_entry = { 33 "respawn-pane", "respawnp", 34 "kt:", 0, 1, 35 "[-k] " CMD_TARGET_PANE_USAGE " [command]", 36 0, 37 NULL, 38 NULL, 39 cmd_respawn_pane_exec 40}; 41 42int 43cmd_respawn_pane_exec(struct cmd *self, struct cmd_ctx *ctx) 44{ 45 struct args *args = self->args; 46 struct winlink *wl; 47 struct window *w; 48 struct window_pane *wp; 49 struct session *s; 50 struct environ env; 51 const char *cmd; 52 char *cause; 53 54 if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL) 55 return (-1); 56 w = wl->window; 57 58 if (!args_has(self->args, 'k') && wp->fd != -1) { 59 ctx->error(ctx, "pane still active: %s:%u.%u", 60 s->name, wl->idx, window_pane_index(w, wp)); 61 return (-1); 62 } 63 64 environ_init(&env); 65 environ_copy(&global_environ, &env); 66 environ_copy(&s->environ, &env); 67 server_fill_environ(s, &env); 68 69 window_pane_reset_mode(wp); 70 screen_reinit(&wp->base); 71 input_init(wp); 72 73 if (args->argc != 0) 74 cmd = args->argv[0]; 75 else 76 cmd = NULL; 77 if (window_pane_spawn(wp, cmd, NULL, NULL, &env, s->tio, &cause) != 0) { 78 ctx->error(ctx, "respawn pane failed: %s", cause); 79 xfree(cause); 80 environ_free(&env); 81 return (-1); 82 } 83 wp->flags |= PANE_REDRAW; 84 server_status_window(w); 85 86 environ_free(&env); 87 return (0); 88} 89