FT_QRealloc( FT_Memory memory,
FT_Long current,
FT_Long size,
void** P )
{
void* Q;
FT_ASSERT( P != 0 );
/* if the original pointer is NULL, call FT_QAlloc() */
if ( !*P )
return FT_QAlloc( memory, size, P );
/* if the new block if zero-sized, clear the current one */
if ( size <= 0 )
{
FT_Free( memory, P );
return FT_Err_Ok;
}
Q = memory->realloc( memory, current, size, *P );
if ( !Q )
goto Fail;
*P = Q;
return FT_Err_Ok;
Fail:
FT_ERROR(( "FT_QRealloc:" ));
FT_ERROR(( " Failed (current %ld, requested %ld)\n",
current, size ));
return FT_Err_Out_Of_Memory;
}
ft_cleanup_stack_push( FT_CleanupStack stack,
FT_Pointer item,
FT_CleanupFunc item_func,
FT_Pointer item_data )
{
FT_CleanupItem top;
FT_ASSERT( stack && stack->chunk && stack->top );
FT_ASSERT( item && item_func );
top = stack->top;
top->item = item;
top->item_func = item_func;
top->item_data = item_data;
top ++;
if ( top == stack->limit )
{
FT_CleanupChunk chunk;
chunk = FT_QAlloc( sizeof(*chunk), stack->memory );
chunk->link = stack->chunk;
stack->chunk = chunk;
stack->limit = chunk->items + FT_CLEANUP_CHUNK_SIZE;
top = chunk->items;
}
stack->top = top;
}
FT_QAlloc_Debug( FT_Memory memory,
FT_Long size,
void* *P,
const char* file_name,
FT_Long line_no )
{
FT_MemTable table = (FT_MemTable)memory->user;
if ( table )
{
table->file_name = file_name;
table->line_no = line_no;
}
return FT_QAlloc( memory, size, P );
}
