protot/3rdparty/RuntimeCompiledCpp/Systems/LogSystem/ThreadsafeLogSystem/ThreadsafeLogSystem.h

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//
// Copyright (c) 2010-2011 Matthew Jack and Doug Binks
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
#pragma once
#ifndef THREADSAFELOGSYSTEM_INCLUDED
#define THREADSAFELOGSYSTEM_INCLUDED
#include "../../ILogSystem.h"
class ThreadsafeLogSystem : public ILogSystem
{
public:
//// ILogSystem interface
//SErrorDescriptor UnitTest(ILogSystem *)
// { return SErrorDescriptor(); }
//// New to this class
// There should only be one place that creates the logs, and one place that destroys them
// All theaded logging sources should be shut down before we do this!
ThreadsafeLogSystem(void);
~ThreadsafeLogSystem(void);
// Critical section - but should set before any multithreaded logging started
void SetProtectedLogSystem(ILogSystem *pLogSystem);
// WaitForThreads() functionality here seems useful
// There are various threads that could still be logging and we need to wait until they all exit
// Pimpl used for OS-specific multithreading primitives
struct TLSPlatformImpl;
//// ILogSystem interface
// No critical section - rarely changes, should appear atomic
ELogVerbosity GetVerbosity() const;
// Critical section
void SetVerbosity(ELogVerbosity eVerbosity);
// No critical section returned pointer should remain valid
TVerbosityPeeker GetVerbosityPeeker() const;
// Critical section
void Log(ELogVerbosity eVerbosity, const char * format, ...);
// Critical section
void LogVa(va_list args, ELogVerbosity eVerbosity, const char * format);
protected:
void LogInternal(ELogVerbosity eVerbosity, const char * format, va_list args);
TLSPlatformImpl * m_pImpl;
ELogVerbosity m_eVerbosity;
ILogSystem* m_protectedLogger;
};
#endif //THREADSAFELOGSYSTEM_INCLUDED