#define __base_object_h
#include <assert.h>
+#include <lib/base/smartptr.h>
+#include <lib/base/elock.h>
-// #define OBJECT_DEBUG
+//#define OBJECT_DEBUG
-#include <lib/base/smartptr.h>
-#ifdef OBJECT_DEBUG
#include <lib/base/eerror.h>
-#endif
-#include <lib/base/elock.h>
typedef int RESULT;
/* we don't allow the default operator here, as it would break the refcount. */
void operator=(const iObject &);
protected:
+ void operator delete(void *p) { ::operator delete(p); }
virtual ~iObject() { }
+#ifdef SWIG
+ virtual void AddRef()=0;
+ virtual void Release()=0;
+#endif
public:
+#ifndef SWIG
virtual void AddRef()=0;
virtual void Release()=0;
+#endif
};
#ifndef SWIG
-struct oRefCount
-{
- volatile int count;
- oRefCount(): count(0) { }
- operator volatile int&() { return count; }
- ~oRefCount() {
-#ifdef OBJECT_DEBUG
- if (count) eDebug("OBJECT_DEBUG FATAL: %p has %d references!", this, ref); else eDebug("OBJECT_DEBUG refcount ok! (%p)", this);
-#endif
- }
-};
+ struct oRefCount
+ {
+ volatile int count;
+ oRefCount(): count(0) { }
+ operator volatile int&() { return count; }
+ ~oRefCount()
+ {
+ #ifdef OBJECT_DEBUG
+ if (count)
+ eDebug("OBJECT_DEBUG FATAL: %p has %d references!", this, count);
+ else
+ eDebug("OBJECT_DEBUG refcount ok! (%p)", this);
+ #endif
+ }
+ };
- #if defined(__mips__)
+ #if defined(OBJECT_DEBUG)
+ extern int object_total_remaining;
#define DECLARE_REF(x) \
- private: oRefCount ref; \
public: void AddRef(); \
- void Release();
+ void Release(); \
+ private:oRefCount ref; \
+ eSingleLock ref_lock;
+ #define DEFINE_REF(c) \
+ void c::AddRef() \
+ { \
+ eSingleLocker l(ref_lock); \
+ ++object_total_remaining; \
+ ++ref; \
+ eDebug("OBJECT_DEBUG " #c "+%p now %d", this, (int)ref); \
+ } \
+ void c::Release() \
+ { \
+ { \
+ eSingleLocker l(ref_lock); \
+ --object_total_remaining; \
+ --ref; \
+ eDebug("OBJECT_DEBUG " #c "-%p now %d", this, (int)ref); \
+ } \
+ if (!ref) \
+ delete this; \
+ }
+ #elif defined(__mips__)
+ #define DECLARE_REF(x) \
+ public: void AddRef(); \
+ void Release(); \
+ private: oRefCount ref;
#define DEFINE_REF(c) \
void c::AddRef() \
{ \
if (!ref) \
delete this; \
}
- #elif defined(__ppc__)
+ #elif defined(__ppc__) || defined(__powerpc__)
#define DECLARE_REF(x) \
- private: oRefCount ref; \
public: void AddRef(); \
- void Release();
+ void Release(); \
+ private: oRefCount ref;
#define DEFINE_REF(c) \
void c::AddRef() \
{ \
if (!ref) \
delete this; \
}
+ #elif defined(__i386__) || defined(__x86_64__)
+ #define DECLARE_REF(x) \
+ public: void AddRef(); \
+ void Release(); \
+ private: oRefCount ref;
+ #define DEFINE_REF(c) \
+ void c::AddRef() \
+ { \
+ __asm__ __volatile__( \
+ " lock ; incl %0 \n" \
+ : "=m" (ref.count) \
+ : "m" (ref.count)); \
+ } \
+ void c::Release() \
+ { \
+ __asm__ __volatile__( \
+ " lock ; decl %0 \n" \
+ : "=m" (ref.count) \
+ : "m" (ref.count)); \
+ if (!ref) \
+ delete this; \
+ }
#else
+ #warning use non optimized implementation of refcounting.
#define DECLARE_REF(x) \
- private:oRefCount ref; \
- eSingleLock ref_lock; \
public: void AddRef(); \
- void Release();
- #ifdef OBJECT_DEBUG
- extern int object_total_remaining;
- #define DEFINE_REF(c) \
- void c::AddRef() \
- { \
- eSingleLocker l(ref_lock); \
- ++object_total_remaining; \
- ++ref; \
- eDebug("OBJECT_DEBUG " #c "+%p now %d", this, ref.count); \
- } \
- void c::Release() \
- { \
- { \
- eSingleLocker l(ref_lock); \
- --object_total_remaining; \
- --ref; \
- eDebug("OBJECT_DEBUG " #c "-%p now %d", this, ref); \
- } \
- if (!ref) \
- delete this; \
- }
- #error fix locking for debug
- #else
- #define DEFINE_REF(c) \
- void c::AddRef() \
+ void Release(); \
+ private:oRefCount ref; \
+ eSingleLock ref_lock;
+ #define DEFINE_REF(c) \
+ void c::AddRef() \
+ { \
+ eSingleLocker l(ref_lock); \
+ ++ref; \
+ } \
+ void c::Release() \
+ { \
{ \
eSingleLocker l(ref_lock); \
- ++ref; \
+ --ref; \
} \
- void c::Release() \
- { \
- { \
- eSingleLocker l(ref_lock); \
- --ref; \
- } \
- if (!ref) \
- delete this; \
- }
- #endif
+ if (!ref) \
+ delete this; \
+ }
#endif
#else // SWIG
#define DECLARE_REF(x) \
private: \
void AddRef(); \
void Release();
- class Object
- {
- };
#endif // SWIG
-#endif
+#endif // __base_object_h