mirror of
https://develop.openfoam.com/Development/openfoam.git
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135 lines
3.5 KiB
C++
135 lines
3.5 KiB
C++
/*---------------------------------------------------------------------------*\
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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 | Copyright (C) 1991-2009 OpenCFD Ltd.
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\\/ M anipulation |
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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 the
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Free Software Foundation; either version 2 of the License, or (at your
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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, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Class
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Foam::fileStat
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Description
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Wrapper for stat() system call.
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Warning
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on Linux (an maybe on others) a stat() of an nfs mounted (remote)
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file does never timeout and cannot be interrupted!
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So e.g. Foam::ping first and hope nfs is running.
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SourceFiles
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fileStat.C
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\*---------------------------------------------------------------------------*/
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#ifndef fileStat_H
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#define fileStat_H
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#include <sys/stat.h>
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#include <sys/types.h>
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#include "label.H"
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#include "fileName.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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// Forward declaration of friend functions and operators
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class fileStat;
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Istream& operator>>(Istream&, fileStat&);
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Ostream& operator<<(Ostream&, const fileStat&);
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/*---------------------------------------------------------------------------*\
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Class fileStat Declaration
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\*---------------------------------------------------------------------------*/
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class fileStat
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{
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// Private data
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struct stat status_;
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bool isValid_;
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public:
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// Constructors
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//- Empty constructor
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fileStat();
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//- Construct from components
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fileStat(const fileName& fName, const unsigned int maxTime=0);
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//- Construct from Istream
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fileStat(Istream&);
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// Member Functions
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// Access
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//- Raw status
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const struct stat& status() const
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{
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return status_;
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}
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//- Did constructor fail
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bool isValid() const
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{
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return isValid_;
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}
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// Check
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//- compare two fileStats for same device
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bool sameDevice(const fileStat& stat2) const;
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//- compare two fileStats for same Inode
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bool sameINode(const fileStat& stat2) const;
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//- compare state against inode
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bool sameINode(const label iNode) const;
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// IOstream Operators
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friend Istream& operator>>(Istream&, fileStat&);
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friend Ostream& operator<<(Ostream&, const fileStat&);
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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