48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
#pragma once
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#ifndef MESSMER_CPPUTILS_THREAD_THREADSYSTEM_H
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#define MESSMER_CPPUTILS_THREAD_THREADSYSTEM_H
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#include "../macros.h"
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#include <boost/thread.hpp>
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#include <list>
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#include <functional>
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namespace cpputils {
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//TODO Test
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class ThreadSystem final {
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private:
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struct RunningThread {
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std::string threadName;
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std::function<bool()> loopIteration; // The loopIteration callback returns true, if more iterations should be run, and false, if the thread should be terminated.
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boost::thread thread; // boost::thread because we need it to be interruptible.
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};
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public:
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using Handle = std::list<RunningThread>::iterator;
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static ThreadSystem &singleton();
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Handle start(std::function<bool()> loopIteration, std::string threadName);
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void stop(Handle handle);
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private:
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ThreadSystem();
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static void _runThread(std::function<bool()> loopIteration);
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static void _onBeforeFork();
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static void _onAfterFork();
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//TODO Rename to _doOnBeforeFork and _doAfterFork or similar, because they also handle locking _mutex for fork().
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void _stopAllThreadsForRestart();
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void _restartAllThreads();
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boost::thread _startThread(std::function<bool()> loopIteration, const std::string& threadName);
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std::list<RunningThread> _runningThreads; // std::list, because we give out iterators as handles
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boost::mutex _mutex;
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DISALLOW_COPY_AND_ASSIGN(ThreadSystem);
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};
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}
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#endif
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