cpuInfo.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2016-2023 OpenCFD Ltd.
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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
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Class
    Foam::cpuInfo

Description
    General CPU characteristics.

    If the machine has multiple cpus/cores, only the characteristics
    of the first core are used.

Note
    Uses the information from /proc/cpuinfo

SourceFiles
    cpuInfo.C

\*---------------------------------------------------------------------------*/

#ifndef Foam_cpuInfo_H
#define Foam_cpuInfo_H

#include <string>

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

// Forward Declarations
class word;
class Ostream;

/*---------------------------------------------------------------------------*\
                           Class cpuInfo Declaration
\*---------------------------------------------------------------------------*/

class cpuInfo
{
    // Private Data

        std::string vendor_id;
        std::string model_name;
        int cpu_family;
        int model;
        float cpu_MHz;
        int siblings;
        int cpu_cores;

    // Private Member Functions

        //- Populate entries
        void populate();

public:

    // Constructors

        //- Construct and populate with information
        cpuInfo();


    // Member Functions

        //- Write cpu-info as dictionary entries
        void writeEntries(Ostream& os) const;

        //- Write cpu-info as dictionary
        void writeEntry(const word& keyword, Ostream& os) const;
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //