/*
 *	aegis - project change supervisor
 *	Copyright (C) 1999 Peter Miller;
 *	All rights reserved.
 *
 *	This program is free software; you can redistribute it and/or modify
 *	it under the terms of the GNU General Public License as published by
 *	the Free Software Foundation; either version 2 of the License, or
 *	(at your option) any later version.
 *
 *	This program is distributed in the hope that it will be useful,
 *	but WITHOUT ANY WARRANTY; without even the implied warranty of
 *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *	GNU General Public License for more details.
 *
 *	You should have received a copy of the GNU General Public License
 *	along with this program; if not, write to the Free Software
 *	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
 *
 * MANIFEST: functions to manipulate integr_begins
 */

#include <change.h>
#include <change/env_set.h>
#include <error.h> /* for assert */
#include <os.h>
#include <sub.h>


void
change_run_integrate_begin_command(cp)
	change_ty	*cp;
{
	sub_context_ty	*scp;
	pconf		pconf_data;
	string_ty	*the_command;
	string_ty	*dir;

	assert(cp->reference_count >= 1);
	pconf_data = change_pconf_get(cp, 0);
	if (!pconf_data->integrate_begin_command)
		return;
	scp = sub_context_new();
	sub_var_set_charstar(scp, "1", "${project}");
	sub_var_set_charstar(scp, "2", "${change}");
	sub_var_set_charstar(scp, "3", "${version}");
	the_command = pconf_data->integrate_begin_command;
	the_command = substitute(scp, cp, the_command);
	sub_context_delete(scp);

	dir = change_integration_directory_get(cp, 1);
	change_env_set(cp, 0);
	change_become(cp);
	os_execute
	(
		the_command,
		OS_EXEC_FLAG_NO_INPUT + OS_EXEC_FLAG_ERROK,
		dir
	);
	change_become_undo();
	str_free(the_command);
}