Add a console if Olive is started via cmd

app/main.cpp

@@ -42,12 +42,41 @@ extern "C" {
 #include "common/debug.h"
 #include "version.h"
 
+#ifdef _WIN32
+#include <Windows.h>
+#endif
+
 #ifdef USE_CRASHPAD
 #include "common/crashpadinterface.h"
 #endif // USE_CRASHPAD
 
 int main(int argc, char *argv[])
 {
+  
+#ifdef _WIN32
+  bool console = false;
+  FILE *stream_stdout;
+  FILE *stream_stderr;
+
+  AttachConsole(ATTACH_PARENT_PROCESS);
+  DWORD procIDs[2];
+  DWORD maxIds = 2;
+  DWORD count = GetConsoleProcessList((LPDWORD)procIDs, maxIds);
+
+  if (count == 2) {
+    /* this is a terminal */
+    FreeConsole();
+
+    // Create own console
+    if (AllocConsole()) {
+      freopen_s(&stream_stdout, "CONOUT$", "w", stdout);
+      freopen_s(&stream_stderr, "CONOUT$", "w", stderr);
+      console = true;
+    }
+    
+  }
+#endif
+
   // Set up debug handler
   qInstallMessageHandler(olive::DebugHandler);
 
@@ -208,5 +237,11 @@ int main(int argc, char *argv[])
   // Clear core memory
   c.Stop();
 
+  #ifdef _WIN32
+  if (console) {
+    system("pause");
+  }
+  #endif
+
   return ret;
 }