src/core/cwuri.c

   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 #include <stddef.h>
  20 #include <gpxe/uri.h>
  21
  22 /** @file
  23  *
  24  * Current working URI
  25  *
  26  * Somewhat analogous to the current working directory in a POSIX
  27  * system.
  28  */
  29
  30 /** Current working URI */
  31 struct uri *cwuri = NULL;
  32
  33 /**
  34  * Change working URI
  35  *
  36  * @v uri               New working URI, or NULL
  37  */
  38 void churi ( struct uri *uri ) {
  39         uri_put ( cwuri );
  40         cwuri = uri_get ( uri );
  41 }