Merge #13131: Add Windows shutdown handler

ddebde7 Add Windows shutdown handler (Chun Kuan Lee)

Pull request description:

  Exit properly when clicked the red X of Windows Console

Tree-SHA512: f030edd08868390662b42abfa1dc6bd702166c6c19f5b1f8e7482e202451e79fb6f37ea672c26c2eb0d32c367bfca86160fbee624696c53828f280b7070be6a0

src/init.cpp

@@ -298,6 +298,7 @@ void Shutdown()
  * The execution context the handler is invoked in is not guaranteed,
  * so we restrict handler operations to just touching variables:
  */
+#ifndef WIN32
 static void HandleSIGTERM(int)
 {
     fRequestShutdown = true;
@@ -307,6 +308,14 @@ static void HandleSIGHUP(int)
 {
     g_logger->m_reopen_file = true;
 }
+#else
+static BOOL WINAPI consoleCtrlHandler(DWORD dwCtrlType)
+{
+    fRequestShutdown = true;
+    Sleep(INFINITE);
+    return true;
+}
+#endif
 
 #ifndef WIN32
 static void registerSignalHandler(int signal, void(*handler)(int))
@@ -912,6 +921,8 @@ bool AppInitBasicSetup()
 
     // Ignore SIGPIPE, otherwise it will bring the daemon down if the client closes unexpectedly
     signal(SIGPIPE, SIG_IGN);
+#else
+    SetConsoleCtrlHandler(consoleCtrlHandler, true);
 #endif
 
     std::set_new_handler(new_handler_terminate);