static mspace sStaticSpace = NULL;
#endif
+/** Non-snapshotting malloc for our use. */
+
void *MYMALLOC(size_t size) {
#if USE_MPROTECT_SNAPSHOT
static void *(*mallocp)(size_t size);
mallocp = ( void * ( * )( size_t ) )dlsym(RTLD_NEXT, "malloc");
if ((error = dlerror()) != NULL) {
fputs(error, stderr);
- exit(1);
+ exit(EXIT_FAILURE);
}
}
ptr = mallocp(size);
mallocp = ( void * ( * )( size_t ) )dlsym(RTLD_NEXT, "malloc");
if ((error = dlerror()) != NULL) {
fputs(error, stderr);
- exit(1);
+ exit(EXIT_FAILURE);
}
}
ptr = mallocp(size);
freep = ( void ( * )( void * ) )dlsym(RTLD_NEXT, "free");
if ((error = dlerror()) != NULL) {
fputs(error, stderr);
- exit(1);
+ exit(EXIT_FAILURE);
}
}
freep(ptr);
}
+
+/** Non-snapshotting free for our use. */
void MYFREE(void *ptr) {
#if USE_MPROTECT_SNAPSHOT
static void (*freep)(void *);
freep = ( void ( * )( void * ) )dlsym(RTLD_NEXT, "free");
if ((error = dlerror()) != NULL) {
fputs(error, stderr);
- exit(1);
+ exit(EXIT_FAILURE);
}
}
freep(ptr);
mspace_free( sStaticSpace, ptr );
#endif
}
+
+
+/** This global references the mspace for the snapshotting heap */
mspace mySpace = NULL;
+
+/** This global references the unaligned memory address that was malloced for the snapshotting heap */
void * basemySpace = NULL;
+//Subramanian --- please make these work for the fork based approach
+
+/** Snapshotting malloc implementation for user programs. */
+
void *malloc( size_t size ) {
return mspace_malloc( mySpace, size );
}
+/** Snapshotting free implementation for user programs. */
+
void free( void * ptr ){
mspace_free( mySpace, ptr );
}
+/** Snapshotting realloc implementation for user programs. */
+
void *realloc( void *ptr, size_t size ){
return mspace_realloc( mySpace, ptr, size );
}
+/** Snapshotting new operator for user programs. */
+
void * operator new(size_t size) throw(std::bad_alloc) {
return malloc(size);
}
+/** Snapshotting delete operator for user programs. */
+
void operator delete(void *p) throw() {
free(p);
}
+/** Snapshotting new[] operator for user programs. */
+
void * operator new[](size_t size) throw(std::bad_alloc) {
return malloc(size);
}
+/** Snapshotting delete[] operator for user programs. */
+
void operator delete[](void *p, size_t size) {
free(p);
}