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inline | side by side (from parent 1:
8141cf8)
void * realloc( void * ptr, size_t size )
{
void * realloc( void * ptr, size_t size )
{
if ( ptr == NULL )
{
return malloc( size );
}
if ( ptr == NULL )
{
return malloc( size );
}
- struct _PDCLIB_memnode_t * baseptr = (struct _PDCLIB_memnode_t *)( (char *)ptr - sizeof( struct _PDCLIB_memnode_t ) );
- if ( baseptr->size >= size )
- {
- return ptr;
- }
- else
- {
- void * newptr = malloc( size );
- memcpy( newptr, ptr, baseptr->size );
- free( ptr );
- return newptr;
- }
+ struct _PDCLIB_memnode_t * baseptr = (struct _PDCLIB_memnode_t *)( (char *)ptr - sizeof( struct _PDCLIB_memnode_t ) );
+ if ( baseptr->size >= size )
+ {
+ /* Current memnode is large enough; nothing to do. */
+ return ptr;
+ }
+ else
+ {
+ /* Get larger memnode and copy over contents. */
+ newptr = malloc( size );
+ memcpy( newptr, ptr, baseptr->size );
+ }
+ free( ptr );
+ return newptr;