Coin: SbThreadMutex.h Source File

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SbThreadMutex.h
1#ifndef COIN_SBTHREADMUTEX_H
2#define COIN_SBTHREADMUTEX_H
3
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35
36#include <Inventor/SbBasic.h>
37#include <Inventor/C/threads/recmutex.h>
38
39 class SbThreadMutex {
40public:
41 SbThreadMutex(void) { this->mutex = cc_recmutex_construct(); }
42 ~SbThreadMutex() { cc_recmutex_destruct(this->mutex); }
43
44 int lock(void) {
45 return cc_recmutex_lock(this->mutex);
46 }
47
48 SbBool tryLock(void) {
49 return cc_recmutex_try_lock(this->mutex) == CC_OK;
50 }
51
52 int unlock(void) {
53 return cc_recmutex_unlock(this->mutex);
54 }
55
56private:
57 // FIXME: we need access to C mutex structure. Should we use friend,
58 // or should we add a new public method to get to this structure?
59 // pederb, 2002-06-26
60 friend class SbCondVar;
61 cc_recmutex * mutex;
62};
63
64
65#ifndef COIN_INTERNAL
66// For TGS Inventor compile-time compatibility.
67#include <Inventor/threads/SbThreadAutoLock.h>
68#endif // COIN_INTERNAL
69
70#endif // !COIN_SBTHREADMUTEX_H
SbCondVar
Definition SbCondVar.h:41
SbThreadMutex
Definition SbThreadMutex.h:39