kicad/include/lockfile.h

/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2017-2020 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */

/**
 * File locking utilities
 * @file lockfile.h
 */

#ifndef INCLUDE__LOCK_FILE_H_
#define INCLUDE__LOCK_FILE_H_

#include <wx/string.h>
#include <memory>

class wxSingleInstanceChecker;

/**
 * Test to see if \a aFileName can be locked (is not already locked) and only then
 * returns a wxSingleInstanceChecker protecting aFileName.
 */
std::unique_ptr<wxSingleInstanceChecker> LockFile( const wxString& aFileName );

/**
 * @return A wxString containing the path for lockfiles in Kicad.
 */
wxString GetKicadLockFilePath();

#endif  // INCLUDE__LOCK_FILE_H_