/** MEMALLOC declares the allocators for a class to allocate
* memory in the non-snapshotting heap. */
-
#define MEMALLOC \
void * operator new(size_t size) { \
- return MYMALLOC(size);\
- }\
+ return model_malloc(size); \
+ } \
void operator delete(void *p, size_t size) { \
- MYFREE( p ); \
- }\
+ model_free(p); \
+ } \
void * operator new[](size_t size) { \
- return MYMALLOC(size);\
- }\
- void operator delete[](void *p, size_t size) {\
- MYFREE(p);\
+ return model_malloc(size); \
+ } \
+ void operator delete[](void *p, size_t size) { \
+ model_free(p); \
}
/** SNAPSHOTALLOC declares the allocators for a class to allocate
* memory in the snapshotting heap. */
+#define SNAPSHOTALLOC \
+ void * operator new(size_t size) { \
+ return snapshot_malloc(size); \
+ } \
+ void operator delete(void *p, size_t size) { \
+ snapshot_free(p); \
+ } \
+ void * operator new[](size_t size) { \
+ return snapshot_malloc(size); \
+ } \
+ void operator delete[](void *p, size_t size) { \
+ snapshot_free(p); \
+ }
-#define SNAPSHOTALLOC
+void *model_malloc(size_t size);
+void *model_calloc(size_t count, size_t size);
+void model_free(void *ptr);
-void *MYMALLOC(size_t size);
-void MYFREE(void *ptr);
+void * snapshot_malloc(size_t size);
+void * snapshot_calloc(size_t count, size_t size);
+void snapshot_free(void *ptr);
void system_free( void * ptr );
void *system_malloc( size_t size );
* This software is provided "as is" without express or implied
* warranty, and with no claim as to its suitability for any purpose.
*/
-
template <class T>
- class MyAlloc {
+ class ModelAlloc {
public:
// type definitions
typedef T value_type;
// rebind allocator to type U
template <class U>
struct rebind {
- typedef MyAlloc<U> other;
+ typedef ModelAlloc<U> other;
};
// return address of values
/* constructors and destructor
* - nothing to do because the allocator has no state
*/
- MyAlloc() throw() {
+ ModelAlloc() throw() {
}
- MyAlloc(const MyAlloc&) throw() {
+ ModelAlloc(const ModelAlloc&) throw() {
}
template <class U>
- MyAlloc (const MyAlloc<U>&) throw() {
+ ModelAlloc (const ModelAlloc<U>&) throw() {
}
- ~MyAlloc() throw() {
+ ~ModelAlloc() throw() {
}
// return maximum number of elements that can be allocated
// allocate but don't initialize num elements of type T
pointer allocate (size_type num, const void* = 0) {
- pointer p = ( pointer )MYMALLOC( num * sizeof( T ) );
+ pointer p = ( pointer )model_malloc( num * sizeof( T ) );
return p;
}
// deallocate storage p of deleted elements
void deallocate (pointer p, size_type num) {
- MYFREE((void*)p);
+ model_free((void*)p);
}
};
/** Return that all specializations of this allocator are interchangeable. */
template <class T1, class T2>
- bool operator== (const MyAlloc<T1>&,
- const MyAlloc<T2>&) throw() {
+ bool operator== (const ModelAlloc<T1>&,
+ const ModelAlloc<T2>&) throw() {
return true;
}
/** Return that all specializations of this allocator are interchangeable. */
template <class T1, class T2>
- bool operator!= (const MyAlloc<T1>&,
- const MyAlloc<T2>&) throw() {
+ bool operator!= (const ModelAlloc<T1>&,
+ const ModelAlloc<T2>&) throw() {
return false;
}