1 files changed, 59 insertions, 0 deletions
diff --git a/deps/spdlog/include/spdlog/sinks/msvc_sink.h b/deps/spdlog/include/spdlog/sinks/msvc_sink.h
new file mode 100644
index 0000000..09008b7
--- /dev/null
+++ b/deps/spdlog/include/spdlog/sinks/msvc_sink.h
@@ -0,0 +1,59 @@
+// Copyright(c) 2016 Alexander Dalshov & spdlog contributors.
+// Distributed under the MIT License (http://opensource.org/licenses/MIT)
+
+#pragma once
+
+
+#if defined(_WIN32)
+
+#    include <spdlog/details/null_mutex.h>
+#    include <spdlog/sinks/base_sink.h>
+
+#    include <mutex>
+#    include <string>
+
+// Avoid including windows.h (https://stackoverflow.com/a/30741042)
+extern "C" __declspec(dllimport) void __stdcall OutputDebugStringA(const char *lpOutputString);
+extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
+
+namespace spdlog {
+namespace sinks {
+/*
+ * MSVC sink (logging using OutputDebugStringA)
+ */
+template<typename Mutex>
+class msvc_sink : public base_sink<Mutex>
+{
+public:
+    msvc_sink() = default;
+    msvc_sink(bool check_ebugger_present)
+        : check_debbugger_present_{check_ebugger_present} {};
+
+protected:
+    void sink_it_(const details::log_msg &msg) override
+    {
+        if (check_debbugger_present_ && !IsDebuggerPresent())
+        {
+            return;
+        }
+        memory_buf_t formatted;
+        base_sink<Mutex>::formatter_->format(msg, formatted);
+        formatted.push_back('\0'); // add a null terminator for OutputDebugStringA
+        OutputDebugStringA(formatted.data());
+    }
+
+    void flush_() override {}
+
+    bool check_debbugger_present_ = true;
+};
+
+using msvc_sink_mt = msvc_sink<std::mutex>;
+using msvc_sink_st = msvc_sink<details::null_mutex>;
+
+using windebug_sink_mt = msvc_sink_mt;
+using windebug_sink_st = msvc_sink_st;
+
+} // namespace sinks
+} // namespace spdlog
+
+#endif