本文整理汇总了C++中typenamem::scoped_lock类的典型用法代码示例。如果您正苦于以下问题:C++ scoped_lock类的具体用法?C++ scoped_lock怎么用?C++ scoped_lock使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了scoped_lock类的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: TestTryAcquire_OneThread
void TestTryAcquire_OneThread( const char * mutex_name ) {
M tested_mutex;
typename M::scoped_lock lock1;
if( lock1.try_acquire(tested_mutex) )
lock1.release();
else
REPORT("ERROR for %s: try_acquire failed though it should not\n", mutex_name);
{
if( M::is_recursive_mutex ) {
typename M::scoped_lock lock2(tested_mutex);
if( lock1.try_acquire(tested_mutex) )
lock1.release();
else
REPORT("ERROR for %s: try_acquire on recursive lock failed though it should not\n", mutex_name);
//windows.. -- both are recursive
} else {
typename M::scoped_lock lock2(tested_mutex);
if( lock1.try_acquire(tested_mutex) )
REPORT("ERROR for %s: try_acquire succeeded though it should not\n", mutex_name);
}
}
if( lock1.try_acquire(tested_mutex) )
lock1.release();
else
REPORT("ERROR for %s: try_acquire failed though it should not\n", mutex_name);
}
开发者ID:AlessioVallero,项目名称:RaspberryPI,代码行数:26,代码来源:test_mutex.cpp
示例2: TestTryAcquireReader_OneThread
void TestTryAcquireReader_OneThread( const char * mutex_name ) {
M tested_mutex;
typename M::scoped_lock lock1;
if( M::is_rw_mutex ) {
if( lock1.try_acquire(tested_mutex, false) )
lock1.release();
else
REPORT("ERROR for %s: try_acquire failed though it should not\n", mutex_name);
{
typename M::scoped_lock lock2(tested_mutex, false);
if( lock1.try_acquire(tested_mutex) )
REPORT("ERROR for %s: try_acquire succeeded though it should not\n", mutex_name);
lock2.release();
lock2.acquire(tested_mutex, true);
if( lock1.try_acquire(tested_mutex, false) )
REPORT("ERROR for %s: try_acquire succeeded though it should not\n", mutex_name);
}
if( lock1.try_acquire(tested_mutex, false) )
lock1.release();
else
REPORT("ERROR for %s: try_acquire failed though it should not\n", mutex_name);
}
}
开发者ID:AlessioVallero,项目名称:RaspberryPI,代码行数:23,代码来源:test_mutex.cpp
示例3: operator
void operator()( tbb::blocked_range<size_t>& range ) const {
typename M::scoped_lock lock2;
for( size_t i=range.begin(); i!=range.end(); ++i ) {
if( i&1 ) {
typename M::scoped_lock lock1(my_mutex, true) ;
if( lock1.downgrade_to_reader()==false )
REPORT("ERROR for %s: downgrade should always succeed\n", name);
} else {
lock2.acquire( my_mutex, false );
if( lock2.upgrade_to_writer()==false )
REPORT("ERROR for %s: upgrade should always succeed\n", name);
lock2.release();
}
}
}
开发者ID:AlessioVallero,项目名称:RaspberryPI,代码行数:15,代码来源:test_mutex.cpp
示例4: TestTryAcquire_OneThread
void TestTryAcquire_OneThread( const char * mutex_name ) {
M tested_mutex;
typename M::scoped_lock lock1;
if( lock1.try_acquire(tested_mutex) )
lock1.release();
else
STD::printf("ERROR for %s: try_acquire failed though it should not\n", mutex_name);
{
typename M::scoped_lock lock2(tested_mutex);
if( lock1.try_acquire(tested_mutex) )
STD::printf("ERROR for %s: try_acquire succeeded though it should not\n", mutex_name);
}
if( lock1.try_acquire(tested_mutex) )
lock1.release();
else
STD::printf("ERROR for %s: try_acquire failed though it should not\n", mutex_name);
}
开发者ID:Multi2Sim,项目名称:m2s-bench-parsec-3.0-src,代码行数:17,代码来源:test_mutex_v2.cpp
注:本文中的typenamem::scoped_lock类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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