110 lines
1.8 KiB
C++
Executable file
110 lines
1.8 KiB
C++
Executable file
/*==============================================================================
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Copyright 2018 by Roland Rabien
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For more information visit www.rabiensoftware.com
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==============================================================================*/
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#ifdef JUCE_WINDOWS
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class SystemSemaphore::Impl
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{
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public:
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Impl (String name)
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{
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ignoreUnused (name);
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jassertfalse;
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// not implemented yet
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}
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~Impl()
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{
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}
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bool lock()
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{
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return false;
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}
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bool unlock()
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{
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return false;
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}
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bool isValid()
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{
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return false;
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}
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};
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#else
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class SystemSemaphore::Impl
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{
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public:
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Impl (String name)
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{
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String shareName = "/jsem" + File::createLegalFileName (name);
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sem = sem_open (shareName.toRawUTF8(), O_CREAT, 0644, 1);
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jassert (sem != SEM_FAILED);
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}
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~Impl()
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{
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sem_close (sem);
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}
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bool lock()
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{
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if (! locked)
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{
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sem_wait (sem);
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locked = true;
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return true;
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}
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return false;
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}
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bool unlock()
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{
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if (locked)
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{
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sem_post (sem);
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locked = false;
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return true;
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}
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return false;
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}
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bool isValid()
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{
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return sem != SEM_FAILED;
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}
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sem_t* sem = SEM_FAILED;
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bool locked = false;
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};
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#endif
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SystemSemaphore::SystemSemaphore (const String& name)
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{
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impl = std::make_unique<Impl> (name);
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}
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SystemSemaphore::~SystemSemaphore()
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{
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}
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bool SystemSemaphore::lock()
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{
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return impl->lock();
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}
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bool SystemSemaphore::unlock()
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{
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return impl->unlock();
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}
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bool SystemSemaphore::isValid()
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{
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return impl->isValid();
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}
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