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40 lines
1.5 KiB
C++
40 lines
1.5 KiB
C++
// sktoolslib - common files for SK tools
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// Copyright (C) 2013, 2020 - Stefan Kueng
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 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 this program; if not, write to the Free Software Foundation,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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//
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#include "stdafx.h"
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#include "PreserveChdir.h"
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#include "PathUtils.h"
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PreserveChdir::PreserveChdir()
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: m_originalDir(CPathUtils::GetCWD())
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{
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}
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PreserveChdir::~PreserveChdir()
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{
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if (m_originalDir.empty()) // Nothing to do if failed to get the original dir.
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return;
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// _tchdir is an expensive function - don't call it unless we really have to.
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std::wstring currentDir = CPathUtils::GetCWD();
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// Restore the current directory if it doesn't match the original directory
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// or if we failed to get the current directory.
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if (currentDir.empty() || _wcsicmp(m_originalDir.c_str(), currentDir.c_str()) != 0)
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SetCurrentDirectory(m_originalDir.c_str());
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}
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