GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/tmux/cmd-respawn-pane.c Lines: 0 37 0.0 %
Date: 2017-11-13 Branches: 0 16 0.0 %

Line Branch Exec Source
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/* $OpenBSD: cmd-respawn-pane.c,v 1.26 2017/07/21 09:17:19 nicm Exp $ */
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/*
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 * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
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 * Copyright (c) 2011 Marcel P. Partap <mpartap@gmx.net>
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 *
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 * Permission to use, copy, modify, and distribute this software for any
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 * purpose with or without fee is hereby granted, provided that the above
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 * copyright notice and this permission notice appear in all copies.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 */
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#include <sys/types.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "tmux.h"
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/*
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 * Respawn a pane (restart the command). Kill existing if -k given.
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 */
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static enum cmd_retval	cmd_respawn_pane_exec(struct cmd *, struct cmdq_item *);
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const struct cmd_entry cmd_respawn_pane_entry = {
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	.name = "respawn-pane",
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	.alias = "respawnp",
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	.args = { "c:kt:", 0, -1 },
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	.usage = "[-c start-directory] [-k] " CMD_TARGET_PANE_USAGE
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	         " [command]",
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	.target = { 't', CMD_FIND_PANE, 0 },
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	.flags = 0,
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	.exec = cmd_respawn_pane_exec
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};
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static enum cmd_retval
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cmd_respawn_pane_exec(struct cmd *self, struct cmdq_item *item)
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{
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	struct args		*args = self->args;
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	struct winlink		*wl = item->target.wl;
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	struct window		*w = wl->window;
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	struct window_pane	*wp = item->target.wp;
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	struct client           *c = cmd_find_client(item, NULL, 1);
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	struct session		*s = item->target.s;
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	struct environ		*env;
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	const char		*path = NULL, *cp;
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	char			*cause, *cwd = NULL;
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	u_int			 idx;
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	struct environ_entry	*envent;
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	if (!args_has(self->args, 'k') && wp->fd != -1) {
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		if (window_pane_index(wp, &idx) != 0)
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			fatalx("index not found");
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		cmdq_error(item, "pane still active: %s:%d.%u",
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		    s->name, wl->idx, idx);
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		return (CMD_RETURN_ERROR);
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	}
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	window_pane_reset_mode(wp);
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	screen_reinit(&wp->base);
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	input_init(wp);
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	if (item->client != NULL && item->client->session == NULL)
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		envent = environ_find(item->client->environ, "PATH");
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	else
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		envent = environ_find(s->environ, "PATH");
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	if (envent != NULL)
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		path = envent->value;
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	if ((cp = args_get(args, 'c')) != NULL)
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		cwd = format_single(item, cp, c, s, NULL, NULL);
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	env = environ_for_session(s, 0);
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	if (window_pane_spawn(wp, args->argc, args->argv, path, NULL, cwd, env,
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	    s->tio, &cause) != 0) {
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		cmdq_error(item, "respawn pane failed: %s", cause);
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		free(cause);
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		environ_free(env);
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		free(cwd);
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		return (CMD_RETURN_ERROR);
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	}
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	environ_free(env);
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	free(cwd);
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	wp->flags |= PANE_REDRAW;
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	server_status_window(w);
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	return (CMD_RETURN_NORMAL);
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}