81 lines
2.2 KiB
C++
81 lines
2.2 KiB
C++
/*
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* Copyright 2012 Zane U. Ji.
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*
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* This file is part of Xml Copy Editor.
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*
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* Xml Copy Editor is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* Xml Copy Editor 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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*
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* You should have received a copy of the GNU General Public License
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* along with Xml Copy Editor; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "threadreaper.h"
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extern wxCriticalSection xmlcopyeditorCriticalSection;
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ThreadReaper::ThreadReaper ()
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{
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}
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ThreadReaper::~ThreadReaper ()
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{
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clear();
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}
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ThreadReaper &ThreadReaper::get()
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{
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static ThreadReaper reaper;
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return reaper;
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}
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void ThreadReaper::add ( wxThread *thread )
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{
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// Make sure everything is valid when wxPostMessage is called
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// and protect mList
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wxCriticalSectionLocker lock ( xmlcopyeditorCriticalSection );
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mList.push_back ( boost::shared_ptr<wxThread> ( thread ) );
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std::vector<boost::shared_ptr<wxThread> >::iterator itr;
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for ( itr = mList.begin(); itr != mList.end(); )
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{
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if ( (**itr).IsAlive() )
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++itr;
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else
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itr = mList.erase ( itr );
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}
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}
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void ThreadReaper::clear()
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{
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xmlcopyeditorCriticalSection.Enter();
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std::vector<boost::shared_ptr<wxThread> > threads = mList;
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mList.clear();
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xmlcopyeditorCriticalSection.Leave();
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// It's safe to call wxThread::Wait() now
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std::vector<boost::shared_ptr<wxThread> >::iterator itr;
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for ( itr = threads.begin(); itr != threads.end(); ++itr)
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{
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// This will cause the whole program to abort in linux with early
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// versions of wxWidgets. A easy way to fix this is to rethrow
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// abi::__forced_unwind& exceptions and avoid calling pthread_exit
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// in such a condition.
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#if defined(__WXGTK__) && !wxCHECK_VERSION(2,9,5)
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wxPrintf ( _T ( "Expecting crash..." ) );
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#endif
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(**itr).Kill();
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(**itr).Wait();
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}
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}
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