1 /*
2  * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License as
6  * published by the Free Software Foundation; either version 2 of the
7  * License, or any later version.
8  *
9  * This program is distributed in the hope that it will be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17  */
18 
19 FILE_LICENCE ( GPL2_OR_LATER );
20 
21 #include <stddef.h>
22 #include <gpxe/uri.h>
23 
24 /** @file
25  *
26  * Current working URI
27  *
28  * Somewhat analogous to the current working directory in a POSIX
29  * system.
30  */
31 
32 /** Current working URI */
33 struct uri *cwuri = NULL;
34 
35 /**
36  * Change working URI
37  *
38  * @v uri		New working URI, or NULL
39  */
churi(struct uri * uri)40 void churi ( struct uri *uri ) {
41 	struct uri *new_uri;
42 
43 	new_uri = resolve_uri ( cwuri, uri );
44 	uri_put ( cwuri );
45 	cwuri = new_uri;
46 }
47