profilingTrigger.H

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-------------------------------------------------------------------------------
    Copyright (C) 2009-2016 Bernhard Gschaider
    Copyright (C) 2016-2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::profilingTrigger
 
Description
    Triggers for starting/stopping code profiling.
 
SourceFiles
    profilingTrigger.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef profilingTrigger_H
#define profilingTrigger_H
 
#include "string.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declarations
class profilingInformation;
 
/*---------------------------------------------------------------------------*\
                      Class profilingTrigger Declaration
\*---------------------------------------------------------------------------*/
 
class profilingTrigger
{
    // Private Data Members
 
        //- The profiling information
        profilingInformation *ptr_;
 
 
    // Private Member Functions
 
        //- No copy construct
        profilingTrigger(const profilingTrigger&) = delete;
 
        //- No copy assignment
        void operator=(const profilingTrigger&) = delete;
 
 
public:
 
    // Constructors
 
        //- Construct null, no profiling trigger
        profilingTrigger();
 
        //- Construct profiling with given description.
        //  Descriptions beginning with 'application::' are reserved for
        //  internal use.
        profilingTrigger(const char* name);
 
        //- Construct profiling with given description.
        //  Descriptions beginning with 'application::' are reserved for
        //  internal use.
        profilingTrigger(const string& name);
 
 
    //- Destructor
    ~profilingTrigger();
 
 
    // Member Functions
 
        //- True if the triggered profiling is active
        bool running() const;
 
        //- Stop triggered profiling
        void stop();
 
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
// Macros
 
//- Define profiling trigger with specified name and description string
//  \sa endProfiling
#define addProfiling(name,descr)                                               \
    ::Foam::profilingTrigger  profilingTriggerFor##name(descr)
 
//- Define profiling trigger with specified name and description
//- corresponding to the compiler-defined function name string
//  \sa addProfiling
//  \sa endProfiling
#ifdef __GNUC__
    #define addProfilingInFunction(name)                                       \
    ::Foam::profilingTrigger  profilingTriggerFor##name(__PRETTY_FUNCTION__)
#else
    #define addProfilingInFunction(name)                                       \
    ::Foam::profilingTrigger  profilingTriggerFor##name(__func__)
#endif
 
//- Remove profiling with specified name
//  \sa addProfiling
#define endProfiling(name)    profilingTriggerFor##name.stop()
 
 
#endif
 
// ************************************************************************* //