/home/brandes/workspace/LAMA/src/lama/tracing/TraceConfig.hpp

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#ifndef LAMA_TRACING_TRACE_CONFIG_HPP_
#define LAMA_TRACING_TRACE_CONFIG_HPP_

// for dll_import
#include <lama/config.hpp>

// base classes
#include <lama/NonCopyable.hpp>

// others
#include <lama/task/Thread.hpp>

#include <lama/Communicator.hpp>
#include <lama/Context.hpp>

// boost
#include <boost/shared_ptr.hpp>

#include <string>
#include <map>

namespace tracing
{

class RegionTable;

#define LAMA_ENV_TRACE_CONFIG "LAMA_TRACE"

class LAMA_DLL_IMPORTEXPORT TraceConfig : private lama::NonCopyable
{
public:

    ~TraceConfig( );

    static TraceConfig& getInstance() { return *getInstancePtr(); }

    static boost::shared_ptr<TraceConfig> getInstancePtr();

    bool isEnabled() { return mEnabled; }

    bool isThreadEnabled( lama::Thread::Id threadId ) { return mThreadEnabled || threadId == mMaster; }

    bool isVampirTraceEnabled() { return mVampirTraceEnabled; }

    bool isTimeTraceEnabled() { return mTimeTraceEnabled; }

    const char* getFilePrefix() const { return getInstance().mTraceFilePrefix.c_str(); }

    RegionTable* getRegionTable();
 
    void traceOff();

private:

    TraceConfig( );

    void setParam( const std::string& param );

    void setKey( const std::string& key, const std::string& value );

    lama::Thread::Id mMaster;  

    bool mEnabled;

    bool mTimeTraceEnabled;

    bool mVampirTraceEnabled;

    void enableVampirTrace( bool flag );  // switch trace on / off

    bool mThreadEnabled;  

    std::string mTraceFilePrefix;

    std::map<lama::Thread::Id, boost::shared_ptr<RegionTable> > mRegionTables;

    RegionTable* getRegionTable( lama::Thread::Id );

    lama::CommunicatorPtr mComm;   

    lama::ContextPtr mCUDAContext;  

    static boost::shared_ptr<TraceConfig> config;

    LAMA_LOG_DECL_STATIC_LOGGER( logger );

};

} // namespace tracing

#endif // LAMA_TRACING_TRACE_CONFIG_HPP_