default_heap.h

/*****************************************************/
/* lean Memory                  (c) Tobias Zirr 2011 */
/*****************************************************/

#ifndef LEAN_MEMORY_DEFAULT_HEAP
#define LEAN_MEMORY_DEFAULT_HEAP

#ifndef LEAN_DEFAULT_HEAP

    #include "crt_heap.h"
    #define LEAN_DEFAULT_HEAP crt_heap

#endif

namespace lean
{
    namespace memory
    {
        typedef LEAN_DEFAULT_HEAP default_heap;

    } // namespace

    using memory::default_heap;

} // namespace

#ifdef DOXYGEN_READ_THIS


    #define LEAN_OVERRIDE_NEW
    #undef LEAN_OVERRIDE_NEW
#endif

#ifdef LEAN_OVERRIDE_NEW

    #if LEAN_DEFAULT_HEAP == crt_heap
        // CRT uses global operators new / delete, overriding them would cause chaos
        #error Cannot override new using the CRT heap
    #else

        inline void* operator new(size_t size)
        {
            return lean::memory::default_heap::allocate(size);
        }
        inline void operator delete(void *memory)
        {
            lean::memory::default_heap::free(memory);
        }
        inline void* operator new[](size_t size)
        {
            return lean::memory::default_heap::allocate(size);
        }
        inline void operator delete[](void *memory)
        {
            lean::memory::default_heap::free(memory);
        }
    #endif

#endif

#endif