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version 1.4.2.3, 2006/07/28 20:46:41
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version 1.4.2.4, 2006/07/28 23:52:11
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| // | // |
| //============================================================================== | //============================================================================== |
| // | // |
| // Author: Mike Day (mdday@us.ibm.com) |
// Author: Mike Brasher (m.brasher@inovadevelopment.com) |
| // |
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| // Modified By: Markus Mueller |
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| // Ramnath Ravindran (Ramnath.Ravindran@compaq.com) |
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| // David Eger (dteger@us.ibm.com) |
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| // Amit K Arora, IBM (amita@in.ibm.com) for PEP#101 |
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| // Sean Keenan, Hewlett-Packard Company (sean.keenan@hp.com) |
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| // Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com) |
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| // David Dillard, VERITAS Software Corp. |
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| // (david.dillard@veritas.com) |
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| // Aruran, IBM (ashanmug@in.ibm.com) for BUG# 3518 |
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| // |
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| // Reworked By: Mike Brasher (m.brasher@inovadevelopment.com) |
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| // | // |
| //%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
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| { | { |
| pthread_mutex_t mutex; | pthread_mutex_t mutex; |
| pthread_mutexattr_t attr; | pthread_mutexattr_t attr; |
| ThreadType owner; |
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| }; | }; |
| inline void mutex_lock(MutexType* mutex) { pthread_mutex_lock(mutex); } | inline void mutex_lock(MutexType* mutex) { pthread_mutex_lock(mutex); } |
| inline void mutex_unlock(MutexType* mutex) { pthread_mutex_unlock(mutex); } | inline void mutex_unlock(MutexType* mutex) { pthread_mutex_unlock(mutex); } |
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| struct MutexRep | struct MutexRep |
| { | { |
| MutexType handle; | MutexType handle; |
| ThreadType owner; |
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| size_t count; | size_t count; |
| }; | }; |
| inline void mutex_lock(MutexType* m) { WaitForSingleObject(*m, INFINITE); } | inline void mutex_lock(MutexType* m) { WaitForSingleObject(*m, INFINITE); } |
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| ~Mutex(); | ~Mutex(); |
| | |
| void lock(ThreadType caller = Threads::self()); |
void lock(); |
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| void try_lock(ThreadType caller = Threads::self()); |
void try_lock(); |
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| void timed_lock(Uint32 milliseconds, ThreadType caller = Threads::self()); |
void timed_lock(Uint32 milliseconds); |
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| void unlock(); | void unlock(); |
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| ThreadType get_owner() { return _rep.owner; } |
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| void set_owner(ThreadType caller) { _rep.owner = caller; } |
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| private: | private: |
| Mutex(const Mutex&); | Mutex(const Mutex&); |
| Mutex& operator=(const Mutex&); | Mutex& operator=(const Mutex&); |
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| void lock() | void lock() |
| { | { |
| if (_locked) | if (_locked) |
| throw AlreadyLocked(Threads::self()); |
throw AlreadyLocked(ThreadType()); |
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| _mutex.lock(); | _mutex.lock(); |
| _locked = true; | _locked = true; |
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| void unlock() | void unlock() |
| { | { |
| if (!_locked) | if (!_locked) |
| throw Permission(Threads::self()); |
throw Permission(ThreadType()); |
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| _mutex.unlock(); | _mutex.unlock(); |
| _locked = false; | _locked = false; |
Return to
Mutex.h
CVS log
Up to [Pegasus] / pegasus / src / Pegasus / Common