Alc/rwlock.h

   1 #ifndef AL_RWLOCK_H
   2 #define AL_RWLOCK_H
   3
   4 #include "AL/al.h"
   5 #include "atomic.h"
   6
   7 typedef struct {
   8     volatile RefCount read_count;
   9     volatile RefCount write_count;
  10     volatile ALenum read_lock;
  11     volatile ALenum read_entry_lock;
  12     volatile ALenum write_lock;
  13 } RWLock;
  14 #define RWLOCK_STATIC_INITIALIZE { 0, 0, AL_FALSE, AL_FALSE, AL_FALSE }
  15
  16 void RWLockInit(RWLock *lock);
  17 void ReadLock(RWLock *lock);
  18 void ReadUnlock(RWLock *lock);
  19 void WriteLock(RWLock *lock);
  20 void WriteUnlock(RWLock *lock);
  21
  22 #endif /* AL_RWLOCK_H */