Register observable 2V0 gameplay stubs through RunApp

extension/src/platform/UserInterface/PythonApplication.cpp

@@ -18,7 +18,13 @@ void CPythonApplication::Exit() { MT_PLATFORM_STUB(); }
 void CPythonApplication::Abort() { MT_PLATFORM_STUB(); }
 void CPythonApplication::SetMinFog(float) { MT_PLATFORM_STUB(); }
 void CPythonApplication::SetFrameSkip(bool) { MT_PLATFORM_STUB(); }
-bool CPythonApplication::Create(PyObject*, const char*, int, int, int) { MT_PLATFORM_STUB(); return false; }
+bool CPythonApplication::Create(PyObject*, const char*, int, int, int) {
+    MT_PLATFORM_STUB();
+    // appCreate returns NULL on failure. Give Python the exception that
+    // prototype.RunApp expects rather than a SystemError with no exception set.
+    PyErr_SetString(PyExc_RuntimeError, "CREATE_DEVICE");
+    return false;
+}
 void CPythonApplication::UpdateGame() { MT_PLATFORM_STUB(); }
 void CPythonApplication::RenderGame() { MT_PLATFORM_STUB(); }
 bool CPythonApplication::Process() { MT_PLATFORM_STUB(); return false; }
@@ -79,10 +85,19 @@ bool LoadLocaleData(const char*) { MT_PLATFORM_STUB(); return false; }
 void SetGuildSymbolPath(const char*) { MT_PLATFORM_STUB(); }
 void DefaultFont_SetName(const char*) { MT_PLATFORM_STUB(); }
 void TextTail_SetLivingTime(long) { MT_PLATFORM_STUB(); }
-const char* LocaleService_GetName() { MT_PLATFORM_STUB(); return ""; }
+namespace {
+// The supplied 40250 Client/locale.cfg selects "en" (code page 1252).
+// Keep these mutable for app.ForceSetLocale, as Locale.cpp does.
+std::string locale_name = "en";
+std::string locale_path = "locale/en";
+}
+const char* LocaleService_GetName() { return "EUROPE"; }
 bool LocaleService_IsCHEONMA() { MT_PLATFORM_STUB(); return false; }
 void LocaleService_SetCHEONMA(bool) { MT_PLATFORM_STUB(); }
-unsigned LocaleService_GetCodePage() { MT_PLATFORM_STUB(); return 0; }
-const char* LocaleService_GetLocaleName() { MT_PLATFORM_STUB(); return ""; }
-const char* LocaleService_GetLocalePath() { MT_PLATFORM_STUB(); return ""; }
-void LocaleService_ForceSetLocale(const char*, const char*) { MT_PLATFORM_STUB(); }
+unsigned LocaleService_GetCodePage() { return 1252; }
+const char* LocaleService_GetLocaleName() { return locale_name.c_str(); }
+const char* LocaleService_GetLocalePath() { return locale_path.c_str(); }
+void LocaleService_ForceSetLocale(const char* name, const char* path) {
+    locale_name = name ? name : "";
+    locale_path = path ? path : "";
+}