source: vbox/trunk/src/VBox/GuestHost/OpenGL/spu_loader/spucopy.py@ 53426

# Copyright (c) 2001, Stanford University
# All rights reserved.
#
# See the file LICENSE.txt for information on redistributing this software.

import sys
import apiutil


apiutil.CopyrightC()

print """

/* DO NOT EDIT - THIS FILE AUTOMATICALLY GENERATED BY spucopy.py SCRIPT */

#include "cr_spu.h"
#include "cr_mem.h"

void crSPUCopyDispatchTable( SPUDispatchTable *dst, SPUDispatchTable *src )
{
"""

keys = apiutil.GetDispatchedFunctions(sys.argv[1]+"/APIspec.txt")
for func_name in keys:
        print '\tdst->%s = src->%s;' % (func_name, func_name)

# if the destination is already a copy of something, we'd better make sure
# that we take it off its source's copy list first.

print """
        if (dst->copy_of != NULL)
        {
                /*
                 * dst was already a copy, go back to the original, 
                 * and remove dst from the original's copyList.
                 */
                struct _copy_list_node *temp, *prior = NULL;
                for (temp = dst->copy_of->copyList; temp; prior = temp, temp = temp->next)
                {
                        if (temp->copy == dst)
                        {
                                if (prior)
                                {
                                        prior->next = temp->next;
                                }
                                else
                                {
                                        dst->copy_of->copyList = temp->next;
                                }
                                crFree( temp );
                                break;
                        }
                }
        }
        /*
         * Now that dst->copy_of is unused, set it to point to our
         * new original.
         */
        if (src->copy_of)
        {
                dst->copy_of = src->copy_of;
        }
        else
        {
                dst->copy_of = src;
        }
        /*
         * Create a new copy node, so the src can keep track of the 
         * new copy (i.e. dst).
         */
        {
                struct _copy_list_node *copynode;
                copynode = (struct _copy_list_node*)crAlloc( sizeof( *copynode ) );
                copynode->copy = dst;
                copynode->next = src->copyList;
                src->copyList = copynode;
        }
}
"""