thread_dummy.h
1 /*************************************************************************/
2 /* thread_dummy.h */
3 /*************************************************************************/
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29 #ifndef THREAD_DUMMY_H
30 #define THREAD_DUMMY_H
31 
32 #include "thread.h"
33 #include "mutex.h"
34 #include "semaphore.h"
35 
36 class ThreadDummy : public Thread {
37 
38  static Thread* create(ThreadCreateCallback p_callback,void * p_user,const Settings& p_settings=Settings());
39 
40 public:
41  virtual ID get_ID() const { return 0; };
42 
43  static void make_default();
44 };
45 
46 class MutexDummy : public Mutex {
47 
48  static Mutex* create(bool p_recursive);
49 
50 public:
51 
52  virtual void lock() {};
53  virtual void unlock() {};
54  virtual Error try_lock() { return OK; };
55 
56  static void make_default();
57 };
58 
59 class SemaphoreDummy : public Semaphore {
60 
61  static Semaphore* create();
62 
63 public:
64  virtual Error wait() { return OK; };
65  virtual Error post() { return OK; };
66  virtual int get() const { return 0; };
67 
68  static void make_default();
69 
70 };
71 
72 #endif
virtual Error post()
unlock the semaphore, incrementing the value
Definition: thread_dummy.h:65
Definition: thread_dummy.h:46
virtual void unlock()
Unlock the mutex, let other threads continue.
Definition: thread_dummy.h:53
Definition: thread_dummy.h:36
Definition: mutex.h:45
Definition: thread.h:42
Definition: thread_dummy.h:59
virtual Error wait()
wait until semaphore has positive value, then decrement and pass
Definition: thread_dummy.h:64
virtual Error try_lock()
Attempt to lock the mutex, OK on success, ERROR means it can't lock.
Definition: thread_dummy.h:54
Definition: semaphore.h:37
Definition: thread.h:52
virtual void lock()
Lock the mutex, block if locked by someone else.
Definition: thread_dummy.h:52