/*
 *	aegis - project change supervisor
 *	Copyright (C) 1999, 2003 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 conflicts
 */

#include <change/file.h>
#include <os/isa/path_prefix.h>


string_ty *
change_file_directory_conflict(change_ty *cp, string_ty *file_name)
{
	size_t		j;
	fstate_src_ty   *src_data;

	for (j = 0; ; ++j)
	{
		/*
		 * include deleted files in the check,
		 * so we can reconstruct later
		 *
		 * include built files in the check
		 */
		src_data = change_file_nth(cp, j);
		if (!src_data)
			break;
		if
		(
			os_isa_path_prefix(file_name, src_data->file_name)
		||
			os_isa_path_prefix(src_data->file_name, file_name)
		)
			return src_data->file_name;
	}
	return 0;
}
