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version 1.1.2.1, 2006/07/27 23:11:52
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version 1.1.2.3, 2006/07/28 17:58:21
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| //%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
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| #include "Threads.h" | #include "Threads.h" |
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#include "IDFactory.h" |
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#include "TSDKey.h" |
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| PEGASUS_NAMESPACE_BEGIN | PEGASUS_NAMESPACE_BEGIN |
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| #endif | #endif |
| } | } |
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//============================================================================== |
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// |
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// Thread id TSD: |
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// |
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//============================================================================== |
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static MutexType _mutex = PEGASUS_MUTEX_INITIALIZER; |
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static int _initialized; |
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static TSDKeyType _key; |
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static void _init_id_tsd() |
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{ |
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mutex_lock(&_mutex); |
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if (_initialized == 0) |
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{ |
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TSDKey::create(&_key); |
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_initialized = 1; |
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} |
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mutex_unlock(&_mutex); |
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} |
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static inline void _set_id_tsd(Uint32 id) |
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{ |
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if (_initialized == 0) |
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_init_id_tsd(); |
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TSDKey::set_thread_specific(_key, (void*)(long)id); |
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} |
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static inline Uint32 _get_id_tsd() |
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{ |
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if (_initialized == 0) |
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_init_id_tsd(); |
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void* ptr = TSDKey::get_thread_specific(_key); |
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if (!ptr) |
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{ |
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// Main thread's id is 1! |
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return 1; |
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} |
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return (Uint32)(long)ptr; |
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} |
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//============================================================================== |
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// |
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// PEGASUS_HAVE_PTHREADS |
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// |
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//============================================================================== |
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static IDFactory _thread_ids(2); /* 1 reserved for main thread */ |
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#if defined(PEGASUS_HAVE_PTHREADS) |
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int Threads::create( |
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ThreadType& thread, |
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Type type, |
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void* (*start)(void*), |
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void* arg) |
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{ |
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// Initialize thread attributes: |
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pthread_attr_t attr; |
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pthread_attr_init(&attr); |
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if (type == DETACHED) |
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{ |
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#if defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM) |
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int ds = 1; |
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pthread_attr_setdetachstate(&_handle.thatt, &ds); |
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#else |
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); |
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#endif |
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} |
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#if defined(PEGASUS_PLATFORM_SOLARIS_SPARC_GNU) || \ |
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defined(PEGASUS_PLATFORM_SOLARIS_SPARC_CC) |
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# if defined SUNOS_5_7 |
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pthread_attr_setschedpolicy(&attr, SCHED_RR); |
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# else |
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pthread_attr_setschedpolicy(&attr, SCHED_OTHER); |
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# endif |
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#endif // PEGASUS_PLATFORM_SOLARIS_SPARC_GNU |
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// Create thread: |
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pthread_t thr; |
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int rc = pthread_create(&thr, &attr, start, arg); |
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if (rc != 0) |
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{ |
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thread = ThreadType(); |
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return rc; |
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} |
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// Assign thread id (and put into thread specific storage). |
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Uint32 id = _thread_ids.getID(); |
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_set_id_tsd(id); |
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// Return: |
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thread = ThreadType(thr, id); |
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return 0; |
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} |
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ThreadType Threads::self() |
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{ |
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return ThreadType(pthread_self(), _get_id_tsd()); |
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} |
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#endif /* PEGASUS_HAVE_PTHREADS */ |
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| PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |
Return to
Threads.cpp
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