From 65177b82be7eca053ce12eb05e7d0049124ff659 Mon Sep 17 00:00:00 2001 From: Nicholas Marriott Date: Sun, 5 Jun 2011 11:19:03 +0000 Subject: Add a respawn-pane command, from Marcel Partap. --- cmd-respawn-pane.c | 92 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 cmd-respawn-pane.c (limited to 'cmd-respawn-pane.c') diff --git a/cmd-respawn-pane.c b/cmd-respawn-pane.c new file mode 100644 index 00000000..0201fafc --- /dev/null +++ b/cmd-respawn-pane.c @@ -0,0 +1,92 @@ +/* $Id$ */ + +/* + * Copyright (c) 2008 Nicholas Marriott + * Copyright (c) 2011 Marcel P. Partap + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include + +#include + +#include "tmux.h" + +/* + * Respawn a pane (restart the command). Kill existing if -k given. + */ + +int cmd_respawn_pane_exec(struct cmd *, struct cmd_ctx *); + +const struct cmd_entry cmd_respawn_pane_entry = { + "respawn-pane", "respawnp", + "kt:", 0, 1, + "[-k] " CMD_TARGET_PANE_USAGE " [command]", + 0, + NULL, + NULL, + cmd_respawn_pane_exec +}; + +int +cmd_respawn_pane_exec(struct cmd *self, struct cmd_ctx *ctx) +{ + struct args *args = self->args; + struct winlink *wl; + struct window *w; + struct window_pane *wp; + u_int hlimit; + struct session *s; + struct environ env; + const char *cmd; + char *cause; + + if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL) + return (-1); + w = wl->window; + + if (!args_has(self->args, 'k') && wp->fd != -1) { + ctx->error(ctx, "pane still active: %s:%u.%u", + s->name, wl->idx, window_pane_index(w, wp)); + return (-1); + } + + environ_init(&env); + environ_copy(&global_environ, &env); + environ_copy(&s->environ, &env); + server_fill_environ(s, &env); + + window_pane_reset_mode(wp); + screen_free(&wp->base); + hlimit = options_get_number(&s->options, "history-limit"); + screen_init(&wp->base, wp->sx, wp->sy, hlimit); + wp->screen = &wp->base; + input_init(wp); + + if (args->argc != 0) + cmd = args->argv[0]; + else + cmd = NULL; + if (window_pane_spawn(wp, cmd, NULL, NULL, &env, s->tio, &cause) != 0) { + ctx->error(ctx, "respawn pane failed: %s", cause); + xfree(cause); + environ_free(&env); + return (-1); + } + wp->flags |= PANE_REDRAW; + server_status_window(w); + + environ_free(&env); + return (0); +} -- cgit v1.2.3