cpuInfo.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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-------------------------------------------------------------------------------
    Copyright (C) 2016 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::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 cpuInfo_H
#define cpuInfo_H
 
#include <string>
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declarations
class Ostream;
 
/*---------------------------------------------------------------------------*\
                           Class cpuInfo Declaration
\*---------------------------------------------------------------------------*/
 
class cpuInfo
{
    // Private data
 
        // Various bits from /proc/cpuinfo
 
        std::string vendor_id;
        std::string model_name;
        int cpu_family;
        int model;
        float cpu_MHz;
        int siblings;
        int cpu_cores;
 
 
    // Private Member Functions
 
        //- Parse /proc/cpuinfo
        void parse();
 
        //- No copy construct
        cpuInfo(const cpuInfo&) = delete;
 
        //- No copy assignment
        void operator=(const cpuInfo&) = delete;
 
public:
 
    // Constructors
 
        //- Construct and populate with information
        cpuInfo();
 
    //- Destructor
    ~cpuInfo() = default;
 
 
    // Member Functions
 
        //- Write content as dictionary entries
        void write(Ostream& os) const;
 
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //