Бычков Андрей
92ac2b12cf
git-svn-id: svn://db.shs.com.ru/pip@884 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5
90 lines
1.6 KiB
C++
90 lines
1.6 KiB
C++
#include "piconditionlock.h"
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#ifdef WINDOWS
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#include "synchapi.h"
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#else
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#include "pthread.h"
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#endif
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PRIVATE_DEFINITION_START(PIConditionLock)
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#ifdef WINDOWS
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CRITICAL_SECTION
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#else
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pthread_mutex_t
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#endif
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nativeHandle;
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PRIVATE_DEFINITION_END(PIConditionLock)
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#ifdef WINDOWS
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PIConditionLock::PIConditionLock() {
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InitializeCriticalSection(&PRIVATE->nativeHandle);
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}
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PIConditionLock::~PIConditionLock() {
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DeleteCriticalSection(&PRIVATE->nativeHandle);
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}
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void PIConditionLock::lock() {
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EnterCriticalSection(&PRIVATE->nativeHandle);
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}
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void PIConditionLock::unlock() {
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LeaveCriticalSection(&PRIVATE->nativeHandle);
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}
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void *PIConditionLock::handle() {
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return &PRIVATE->nativeHandle;
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}
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bool PIConditionLock::tryLock() {
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return TryEnterCriticalSection(&PRIVATE->nativeHandle) != 0;
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}
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#else
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PIConditionLock::PIConditionLock() {
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pthread_mutexattr_t attr;
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memset(&attr, 0, sizeof(attr));
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pthread_mutexattr_init(&attr);
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pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
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memset(&(PRIVATE->nativeHandle), 0, sizeof(PRIVATE->nativeHandle));
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pthread_mutex_init(&(PRIVATE->nativeHandle), &attr);
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pthread_mutexattr_destroy(&attr);
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}
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PIConditionLock::~PIConditionLock() {
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pthread_mutex_destroy(&(PRIVATE->nativeHandle));
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}
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void PIConditionLock::lock() {
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pthread_mutex_lock(&(PRIVATE->nativeHandle));
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}
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void PIConditionLock::unlock() {
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pthread_mutex_unlock(&(PRIVATE->nativeHandle));
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}
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void *PIConditionLock::handle() {
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return &PRIVATE->nativeHandle;
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}
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bool PIConditionLock::tryLock() {
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return (pthread_mutex_trylock(&(PRIVATE->nativeHandle)) == 0);
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}
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#endif
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