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a/src/utils/ptmutex.h |
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b/src/utils/ptmutex.h |
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/// Lock storage with auto-initialization. Must be created before any
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/// Lock storage with auto-initialization. Must be created before any
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/// lock-using thread of course (possibly as a static object).
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/// lock-using thread of course (possibly as a static object).
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class PTMutexInit {
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class PTMutexInit {
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public:
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public:
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pthread_mutex_t m_mutex;
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pthread_mutex_t m_mutex;
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int m_status;
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PTMutexInit()
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PTMutexInit()
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{
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{
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pthread_mutex_init(&m_mutex, 0);
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m_status = pthread_mutex_init(&m_mutex, 0);
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}
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}
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};
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};
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/// Take the lock when constructed, release when deleted. Can be disabled
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/// Take the lock when constructed, release when deleted. Can be disabled
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/// by constructor params for conditional use.
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/// by constructor params for conditional use.
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{
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{
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if (m_status == 0)
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if (m_status == 0)
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pthread_mutex_unlock(&m_lock.m_mutex);
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pthread_mutex_unlock(&m_lock.m_mutex);
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}
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}
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int ok() {return m_status == 0;}
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int ok() {return m_status == 0;}
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// For pthread_cond_wait etc.
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pthread_mutex_t *getMutex()
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{
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return &m_lock.m_mutex;
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}
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private:
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private:
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PTMutexInit& m_lock;
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PTMutexInit& m_lock;
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int m_status;
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int m_status;
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};
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};
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