Textractor/host/winmutex.h
2018-08-08 23:56:36 -04:00

36 lines
711 B
C++

#pragma once
// winmutex.h
// 12/11/2011 jichi
#include <windows.h>
#ifdef _MSC_VER
# pragma warning(disable:4800) // C4800: forcing value to bool
#endif // _MSC_VER
// Artikash 7/20/2018: these are similar to std::lock guard but use Winapi objects
class MutexLocker
{
HANDLE mutex;
public:
explicit MutexLocker(HANDLE mutex) : mutex(mutex)
{
WaitForSingleObject(mutex, 0);
}
~MutexLocker() { if (mutex != INVALID_HANDLE_VALUE && mutex != nullptr) ReleaseMutex(mutex); }
};
class CriticalSectionLocker
{
CRITICAL_SECTION* cs;
public:
explicit CriticalSectionLocker(CRITICAL_SECTION* cs) : cs(cs)
{
EnterCriticalSection(cs);
}
~CriticalSectionLocker() { LeaveCriticalSection(cs); }
};
// EOF