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|
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2019 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/>.
Description
Test atomic copyFile as per timeActivatedFileUpdate
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "OSspecific.H"
#include "Switch.H"
using namespace Foam;
#ifdef _WIN32
#undef DebugInfo // Windows name clash with OpenFOAM messageStream
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
unsigned maxPath = MAX_PATH;
// Prefix "\\?\" for extended-length path and widen
// The prefix is only valid with absolute paths
//
// In the future, this code will be relocated in MSwindows.C
static inline std::wstring longName(const fileName& file)
{
const auto len = file.length();
std::wstring out;
out.reserve(4 + len);
if (len > maxPath)
{
if (file.isAbsolute())
{
out.append(L"\\\\?\\");
}
else
{
Warning
<< "Relative fileName exceeds " << maxPath
<< " characters" << nl
<< " " << file << nl << nl;
}
}
// Character-wise copy to get widening
for (const auto c : file)
{
out += c;
}
return out;
}
bool win_mv(const fileName& src, const fileName& dst)
{
constexpr const int flags
(
MOVEFILE_COPY_ALLOWED
| MOVEFILE_REPLACE_EXISTING
| MOVEFILE_WRITE_THROUGH
);
if (src.length() > maxPath || dst.length() > maxPath)
{
const std::wstring srcName(longName(src));
const std::wstring dstName(longName(dst));
Info<< "Windows mv (wide)" << nl;
return ::MoveFileExW(srcName.c_str(), dstName.c_str(), flags);
}
Info<< "Windows mv (ansi)" << nl;
return ::MoveFileExA(src.c_str(), dst.c_str(), flags);
}
#else
bool win_mv(const fileName& src, const fileName& dst)
{
Info<< "No Windows mv, using Foam::mv" << nl;
return Foam::mv(src, dst);
}
#endif
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
argList::noBanner();
argList::noParallel();
argList::noFunctionObjects();
argList::addNote("Test atomic copyFile methods");
#ifdef _WIN32
argList::addBoolOption("win1", "Foam cp, Windows mv");
argList::addOption("maxPath", "length", "Test with shorter MAX_PATH");
#endif
argList::addArgument("srcFile");
argList::addArgument("dstFile");
#include "setRootCase.H"
#ifdef _WIN32
args.readIfPresent("maxPath", maxPath);
#endif
const fileName srcFile(fileName::validate(args[1]));
const fileName dstFile(fileName::validate(args[2]));
const fileName tmpFile(dstFile + Foam::name(pid()));
Info<< "src : " << srcFile << nl
<< "tmp : " << tmpFile << nl
<< "dst : " << dstFile << nl
#ifdef _WIN32
<< "test with max-path: " << maxPath << nl
#endif
<< nl;
bool cpOk = false, mvOk = false;
if (args.found("win1"))
{
const auto usage = argList::optionUsage.cfind("win1");
if (usage.good())
{
Info<< " " << (*usage).c_str() << nl;
}
cpOk = Foam::cp(srcFile, tmpFile);
mvOk = win_mv(tmpFile, dstFile);
}
else
{
Info<< " Foam cp, Foam mv" << nl;
cpOk = Foam::cp(srcFile, tmpFile);
mvOk = Foam::mv(tmpFile, dstFile);
}
Info<< nl
<< "cp: " << Switch(cpOk) << nl
<< "mv: " << Switch(mvOk) << nl;
Info<< "\nEnd\n" << endl;
return 0;
}
// ************************************************************************* //
|
