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68 lines
2.1 KiB
68 lines
2.1 KiB
// -*- C++ -*-
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//
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// Copyright (C) 2012, Vaclav Zeman. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modifica-
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// tion, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
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// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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// APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
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// DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#if ! defined (LOG4CPLUS_HELPERS_LOCKFILE_H)
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#define LOG4CPLUS_HELPERS_LOCKFILE_H
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#include <log4cplus/config.hxx>
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#if defined (LOG4CPLUS_HAVE_PRAGMA_ONCE)
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#pragma once
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#endif
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#include <log4cplus/tstring.h>
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#include <log4cplus/thread/syncprims.h>
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namespace log4cplus { namespace helpers {
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class LOG4CPLUS_EXPORT LockFile
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{
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public:
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LockFile (tstring const & lock_file);
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~LockFile ();
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void lock () const;
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void unlock () const;
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private:
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void open (int) const;
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void close () const;
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struct Impl;
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tstring lock_file_name;
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Impl * data;
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};
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typedef log4cplus::thread::SyncGuard<LockFile> LockFileGuard;
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} } // namespace log4cplus { namespace helpers {
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#endif // LOG4CPLUS_HELPERS_LOCKFILE_H
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