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/* Definition of simple helper functions to open and close files.
Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
Copyright (C) 2010-2011 BUGSENG srl (http://bugseng.com)
This file is part of the Parma Polyhedra Library (PPL).
The PPL 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.
The PPL 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 Street, Fifth Floor, Boston, MA 02111-1307, USA.
For the most up-to-date information see the Parma Polyhedra Library
site: http://www.cs.unipr.it/ppl/ . */
#include "files.hh"
#include <fstream>
#include <iostream>
#include <cstdlib>
using namespace std;
void
open(fstream& s, const char* path, ios_base::openmode mode) {
s.open(path, mode);
if (!s) {
cerr << "Cannot open `" << path << "'";
if (mode == ios_base::in)
cerr << " for reading";
else if (mode == ios_base::out)
cerr << " for writing";
else if (mode == (ios_base::in | ios_base::out))
cerr << " for reading/writing";
cerr << endl;
exit(1);
}
}
void
close(fstream& s) {
if (s)
s.close();
}
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