From c548f911b47d8bbaa951e9e5d18bf9f1f95afacb Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Sun, 6 Jun 2021 21:33:52 +0800
Subject: ...

---
 computer-network-experiment/Output.h | 46 ++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 computer-network-experiment/Output.h

(limited to 'computer-network-experiment/Output.h')

diff --git a/computer-network-experiment/Output.h b/computer-network-experiment/Output.h
new file mode 100644
index 0000000..0e53363
--- /dev/null
+++ b/computer-network-experiment/Output.h
@@ -0,0 +1,46 @@
+#pragma once
+#include "StringUtil.hpp"
+
+#include <iostream>
+
+#include <fmt/format.h>
+#include <folly/MPMCPipeline.h>
+#include <folly/MPMCQueue.h>
+
+enum class OutputType { Normal, Error };
+
+struct Output {
+  Output() = default;
+  Output(std::wstring message, OutputType type = OutputType::Normal)
+      : message(std::move(message)), type(type) {}
+
+  CRU_DEFAULT_COPY(Output)
+  CRU_DEFAULT_MOVE(Output)
+  ~Output() = default;
+
+  std::wstring message;
+  OutputType type;
+};
+
+extern folly::MPMCQueue<Output> output_queue;
+
+inline void SendOutput(Output output) {
+  output_queue.blockingWrite(std::move(output));
+}
+
+inline void SendOutput(std::wstring output) {
+  SendOutput(std::move(output));
+}
+
+template <typename... Args>
+void SendOutput(std::wstring_view format, Args &&...args) {
+  output_queue.blockingWrite(fmt::format(format, std::forward<Args>(args)...));
+}
+
+template <typename... Args>
+void SendOutput(OutputType type, std::wstring_view format, Args &&...args) {
+  output_queue.blockingWrite(
+      Output{fmt::format(format, std::forward<Args>(args)...), type});
+}
+
+void OutputThread();
-- 
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