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Mass rename struct cmd_q to struct cmdq_item and related.

/* $OpenBSD: cmd-clear-history.c,v 1.21 2016/10/16 19:04:05 nicm Exp $ */

/*
 * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
 *
 * 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 <sys/types.h>

#include "tmux.h"

/*
 * Clear pane history.
 */

static enum cmd_retval	cmd_clear_history_exec(struct cmd *,
			    struct cmdq_item *);

const struct cmd_entry cmd_clear_history_entry = {
	.name = "clear-history",
	.alias = "clearhist",

	.args = { "t:", 0, 0 },
	.usage = CMD_TARGET_PANE_USAGE,

	.tflag = CMD_PANE,

	.flags = CMD_AFTERHOOK,
	.exec = cmd_clear_history_exec
};

static enum cmd_retval
cmd_clear_history_exec(__unused struct cmd *self, struct cmdq_item *item)
{
	struct window_pane	*wp = item->state.tflag.wp;
	struct grid		*gd;

	gd = item->state.tflag.wp->base.grid;

	if (wp->mode == &window_copy_mode)
		window_pane_reset_mode(wp);
	grid_clear_history(gd);

	return (CMD_RETURN_NORMAL);
}