apple: don't allow opening sdl2 microphone if not using sdl2 audio (#16989)

audio/drivers_microphone/sdl_microphone.c

@@ -132,6 +132,16 @@ static void *sdl_microphone_open_mic(void *driver_context,
    SDL_AudioSpec desired_spec          = {0};
    void *tmp                           = NULL;
 
+#if __APPLE__
+   if (!string_is_equal(audio_driver_get_ident(), "sdl2"))
+   {
+      runloop_msg_queue_push(
+            msg_hash_to_str(MSG_SDL2_MIC_NEEDS_SDL2_AUDIO), 1, 100, true, NULL,
+            MESSAGE_QUEUE_ICON_DEFAULT, MESSAGE_QUEUE_CATEGORY_WARNING);
+      return NULL;
+   }
+#endif
+
    /* If the audio driver wasn't initialized yet... */
    if (!SDL_WasInit(SDL_INIT_AUDIO))
    {

configuration.c

@@ -521,10 +521,15 @@ static const enum audio_driver_enum AUDIO_DEFAULT_DRIVER = AUDIO_AUDIOIO;
 static const enum audio_driver_enum AUDIO_DEFAULT_DRIVER = AUDIO_OSS;
 #elif defined(HAVE_JACK)
 static const enum audio_driver_enum AUDIO_DEFAULT_DRIVER = AUDIO_JACK;
+#elif defined(HAVE_COREAUDIO3) || defined(HAVE_COREAUDIO)
+/* SDL microphone does not play well with coreaudio audio driver */
+#if defined(HAVE_SDL2) && defined(HAVE_MICROPHONE)
+static const enum audio_driver_enum AUDIO_DEFAULT_DRIVER = AUDIO_SDL2;
 #elif defined(HAVE_COREAUDIO3)
 static const enum audio_driver_enum AUDIO_DEFAULT_DRIVER = AUDIO_COREAUDIO3;
 #elif defined(HAVE_COREAUDIO)
 static const enum audio_driver_enum AUDIO_DEFAULT_DRIVER = AUDIO_COREAUDIO;
+#endif
 #elif defined(HAVE_WASAPI)
 static const enum audio_driver_enum AUDIO_DEFAULT_DRIVER = AUDIO_WASAPI;
 #elif defined(HAVE_XAUDIO)

intl/msg_hash_us.h

@@ -16558,6 +16558,10 @@ MSG_HASH(
    MSG_IOS_TOUCH_MOUSE_DISABLED,
    "Touch mouse is disabled"
    )
+MSG_HASH(
+   MSG_SDL2_MIC_NEEDS_SDL2_AUDIO,
+   "sdl2 microphone requires sdl2 audio driver"
+   )
 MSG_HASH(
    MSG_ACCESSIBILITY_STARTUP,
    "RetroArch accessibility on.  Main Menu Load Core."

msg_hash.h

@@ -578,6 +578,7 @@ enum msg_hash_enums
 
    MSG_IOS_TOUCH_MOUSE_ENABLED,
    MSG_IOS_TOUCH_MOUSE_DISABLED,
+   MSG_SDL2_MIC_NEEDS_SDL2_AUDIO,
 
    /* Add To Playlist*/
    MSG_ADDED_TO_PLAYLIST,

ui/drivers/ui_cocoatouch.m

@@ -51,6 +51,11 @@
 #import <GameController/GCMouse.h>
 #endif
 
+#ifdef HAVE_SDL2
+#define SDL_MAIN_HANDLED
+#include "SDL.h"
+#endif
+
 #if defined(HAVE_COCOA_METAL) || defined(HAVE_COCOATOUCH)
 #import "JITSupport.h"
 id<ApplePlatform> apple_platform;
@@ -963,6 +968,9 @@ int main(int argc, char *argv[])
         RARCH_LOG("Ptrace hack complete, JIT support is enabled.\n");
     else
         RARCH_WARN("Ptrace hack NOT available; Please use an app like Jitterbug.\n");
+#endif
+#ifdef HAVE_SDL2
+    SDL_SetMainReady();
 #endif
    @autoreleasepool {
       return UIApplicationMain(argc, argv, NSStringFromClass([RApplication class]), NSStringFromClass([RetroArch_iOS class]));