(Menu) Add get_default_menu function for default settings

config.def.h

@@ -99,6 +99,11 @@ enum
 
    OSK_PS3,
    OSK_NULL,
+
+   MENU_RGUI,
+   MENU_RMENU,
+   MENU_RMENU_XUI,
+   MENU_LAKKA,
 };
 
 #if defined(HAVE_OPENGL) || defined(HAVE_OPENGLES) || defined(__CELLOS_LV2__)
@@ -233,6 +238,14 @@ enum
 #define OSK_DEFAULT_DRIVER OSK_NULL
 #endif
 
+#if defined(HAVE_RMENU)
+#define MENU_DEFAULT_DRIVER MENU_RMENU
+#elif defined(HAVE_RMENU_XUI)
+#define MENU_DEFAULT_DRIVER MENU_RMENU_XUI
+#else
+#define MENU_DEFAULT_DRIVER MENU_RGUI
+#endif
+
 #if defined(XENON) || defined(_XBOX360) || defined(__CELLOS_LV2__)
 #define DEFAULT_ASPECT_RATIO 1.7778f
 #elif defined(_XBOX1) || defined(GEKKO) || defined(ANDROID) || defined(__QNX__)

driver.c

@@ -511,10 +511,10 @@ void global_init_drivers(void)
 {
    find_audio_driver();
    find_input_driver();
+   init_video_input();
 #ifdef HAVE_MENU
    find_menu_driver();
 #endif
-   init_video_input();
 }
 
 void global_uninit_drivers(void)

frontend/menu/disp/rmenu.c

@@ -454,6 +454,9 @@ static void *rmenu_init(void)
 {
    rgui_handle_t *rgui = (rgui_handle_t*)calloc(1, sizeof(*rgui));
 
+   if (!rgui)
+      return NULL;
+
    rmenu_init_assets(rgui);
 
    return rgui;

frontend/menu/disp/rmenu_xui.cpp

@@ -155,11 +155,9 @@ static void* rmenu_xui_init(void)
    HRESULT hr;
 
    rgui_handle_t *rgui = (rgui_handle_t*)calloc(1, sizeof(*rgui));
-   if (rgui == NULL)
-   {
-      RARCH_ERR("Could not allocate RGUI handle.\n");
+
+   if (!rgui)
       return NULL;
-   }
 
    d3d_video_t *d3d= (d3d_video_t*)driver.video_data;
 

settings.c

@@ -151,6 +151,25 @@ const char *config_get_default_input(void)
    }
 }
 
+#ifdef HAVE_MENU
+const char *config_get_default_menu(void)
+{
+   switch (MENU_DEFAULT_DRIVER)
+   {
+      case MENU_RGUI:
+         return "rgui";
+      case MENU_RMENU:
+         return "rmenu";
+      case MENU_RMENU_XUI:
+         return "rmenu_xui";
+      case MENU_LAKKA:
+         return "lakka";
+      default:
+         return "NULL";
+   }
+}
+#endif
+
 #ifdef HAVE_OSK
 const char *config_get_default_osk(void)
 {
@@ -226,6 +245,9 @@ void config_set_defaults(void)
    const char *def_image = config_get_default_image();
    const char *def_audio = config_get_default_audio();
    const char *def_input = config_get_default_input();
+#ifdef HAVE_MENU
+   const char *def_menu  = config_get_default_menu();
+#endif
 #ifdef HAVE_CAMERA
    const char *def_camera = config_get_default_camera();
 
@@ -254,6 +276,10 @@ void config_set_defaults(void)
       strlcpy(g_settings.input.driver, def_input, sizeof(g_settings.input.driver));
    if (def_image)
       strlcpy(g_settings.image.driver, def_image, sizeof(g_settings.image.driver));
+#ifdef HAVE_MENU
+   if (def_menu)
+      strlcpy(g_settings.menu.driver,  def_menu,  sizeof(g_settings.menu.driver));
+#endif
 
    g_settings.load_dummy_on_core_shutdown = load_dummy_on_core_shutdown;