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/**************************************************************************
* *
* Regina - A Normal Surface Theory Calculator *
* Computational Engine *
* *
* Copyright (c) 1999-2009, Ben Burton *
* For further details contact Ben Burton (bab@debian.org). *
* *
* This program 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 2 of the *
* License, or (at your option) any later version. *
* *
* This program 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 this program; if not, write to the Free *
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, *
* MA 02110-1301, USA. *
* *
**************************************************************************/
/* end stub */
#include <cstring>
#include "file/nresources.h"
namespace regina {
bool NLocalFileResource::openRead() {
infile.open(fileName, sysModeRead());
if (infile.is_open()) {
openMode = READ;
return true;
} else
return false;
}
bool NLocalFileResource::openWrite() {
outfile.open(fileName, sysModeWrite());
if (outfile.is_open()) {
openMode = WRITE;
return true;
} else
return false;
}
void NLocalFileResource::close() {
if (openMode == READ)
infile.close();
else if (openMode == WRITE)
outfile.close();
openMode = CLOSED;
}
long NLocalFileResource::getPosition() {
if (openMode == READ)
return infile.tellg();
else
return outfile.tellp();
}
void NLocalFileResource::setPosition(long pos) {
if (openMode == READ)
infile.seekg(pos);
else
outfile.seekp(pos);
}
} // namespace regina
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