40 lines
1.0 KiB
C++
40 lines
1.0 KiB
C++
#ifndef SINGLETONPROCESS_H
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#define SINGLETONPROCESS_H
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#include <boost/interprocess/ipc/message_queue.hpp>
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#include <boost/signals2/signal.hpp>
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#include <condition_variable>
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#include <string_view>
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#include <thread>
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class SingletonProcess
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{
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public:
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using MessageHandler = boost::signals2::signal<void(const char *, size_t)>;
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using MessageHandlerSlot = MessageHandler::slot_type;
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SingletonProcess(const std::string_view &name);
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bool alreadyRun() const;
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MessageHandler messageHandler;
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~SingletonProcess();
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bool sendMessage(const char *data, size_t size);
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protected:
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void run();
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private:
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#if WIN32
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void *m_handle{nullptr}; // windows HANDLE
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#else
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int m_handle{-1};
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#endif
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bool m_alreadyRun{false};
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std::unique_ptr<boost::interprocess::message_queue> m_messageQueue;
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std::unique_ptr<std::thread> m_thread;
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std::condition_variable m_conditionVariable;
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std::mutex m_mutex;
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bool m_exit{false};
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};
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#endif // SINGLETONPROCESS_H
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