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/*
* Copyright (C) 2008-2009 Patrick Ohly <patrick.ohly@gmx.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) version 3.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#include <syncevo/SafeOstream.h>
#include <syncevo/SyncContext.h>
#include <syncevo/declarations.h>
SE_BEGIN_CXX
SafeOstream::SafeOstream(const std::string filename) :
m_filename(filename)
{
size_t pos = filename.rfind('/');
if (pos == filename.npos) {
m_tmpFilename = ".#";
m_tmpFilename += filename;
} else {
m_tmpFilename.assign(filename, 0, pos + 1);
m_tmpFilename += ".#";
m_tmpFilename += filename.substr(pos + 1);
}
open(m_tmpFilename.c_str());
}
SafeOstream::~SafeOstream()
{
close();
if (bad() ||
rename(m_tmpFilename.c_str(), m_filename.c_str())) {
SyncContext::throwError(m_tmpFilename, errno);
}
}
SE_END_CXX
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