OpenFOAM
v2312
The open source CFD toolbox
foamEndianFwd.H
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2016-2023 OpenCFD Ltd.
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Description
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Define WM_BIG_ENDIAN or WM_LITTLE_ENDIAN
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and forward declare Foam::endian class.
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\*---------------------------------------------------------------------------*/
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#ifndef Foam_foamEndianFwd_H
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#define Foam_foamEndianFwd_H
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#include <cstdint>
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#ifdef __BYTE_ORDER__
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// Clang, Gcc, Icc, Pgi
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#if (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
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#define WM_LITTLE_ENDIAN
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#elif (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
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#define WM_BIG_ENDIAN
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#else
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#error "__BYTE_ORDER__ is not BIG or LITTLE endian"
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#endif
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#endif
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// Could downgrade to a warning, but then user always needs runtime check.
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#if !defined(WM_BIG_ENDIAN) && !defined(WM_LITTLE_ENDIAN)
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#error "Cannot determine BIG or LITTLE endian."
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#error "Please add to compilation options"
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#endif
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace
Foam
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{
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class
endian;
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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}
// End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
Foam
Namespace for OpenFOAM.
Definition:
atmBoundaryLayer.C:26
src
OpenFOAM
primitives
endian
foamEndianFwd.H
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