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@ -64,6 +64,7 @@ public:
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// Create default loop here
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uv_default_loop();
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init_uv_threadpool();
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uv_cond_init(&m_cond);
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uv_mutex_init(&m_mutex);
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@ -115,6 +116,10 @@ public:
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uv_mutex_destroy(&m_mutex);
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uv_loop_close(uv_default_loop());
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#if ((UV_VERSION_MAJOR > 1) || ((UV_VERSION_MAJOR == 1) && (UV_VERSION_MINOR >= 38)))
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uv_library_shutdown();
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#endif
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m_logFile.close();
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}
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@ -143,6 +148,33 @@ public:
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uv_cond_signal(&m_cond);
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}
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private:
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static void init_uv_threadpool()
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{
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#ifdef _MSC_VER
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#define putenv _putenv
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#endif
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const uint32_t N = std::max(std::min(std::thread::hardware_concurrency(), 4U), 8U);
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LOGINFO(4, "running " << N << " threads in the UV thread pool");
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char buf[40] = {};
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log::Stream s(buf);
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s << "UV_THREADPOOL_SIZE=" << N << '\0';
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int err = putenv(buf);
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if (err != 0) {
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err = errno;
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LOGWARN(1, "Couldn't set UV thread pool size to " << N << " threads, putenv returned error " << err);
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}
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static uv_work_t dummy;
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err = uv_queue_work(uv_default_loop_checked(), &dummy, [](uv_work_t*) {}, nullptr);
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if (err) {
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LOGERR(1, "init_uv_threadpool: uv_queue_work failed, error " << uv_err_name(err));
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}
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}
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private:
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static void run_wrapper(void* arg) { reinterpret_cast<Worker*>(arg)->run(); }
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@ -153,7 +185,11 @@ private:
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do {
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uv_mutex_lock(&m_mutex);
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if (m_readPos == m_writePos.load()) {
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// Nothing to do, wait for the signal
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// Nothing to do, wait for the signal or exit if stopped
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if (stopped) {
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uv_mutex_unlock(&m_mutex);
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return;
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}
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uv_cond_wait(&m_cond, &m_mutex);
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}
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uv_mutex_unlock(&m_mutex);
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@ -231,7 +267,7 @@ private:
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m_logFile.open(log_file_name, std::ios::app | std::ios::binary);
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}
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}
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} while (!stopped);
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} while (1);
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}
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static FORCEINLINE void strip_colors(char* buf, uint32_t& size)
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