Correct platform detection to reallow other platforms beside SDL

src/main.c

@@ -140,7 +140,7 @@ int main(int argc, char* argv[]) {
     help();
   
   enum platform system = platform_check(config.platform);
-  if (system != 0) {
+  if (system == 0) {
     fprintf(stderr, "Platform '%s' not found\n", config.platform);
     exit(-1);
   }

src/platform.c

@@ -46,8 +46,11 @@ enum platform platform_check(char* name) {
       return OMX;
   }
   #endif
+  #ifdef HAVE_FAKE
   if (std || strcmp(name, "fake") == 0)
     return FAKE;
+  #endif
+  return 0;
 }
 
 DECODER_RENDERER_CALLBACKS* platform_get_video(enum platform system) {
@@ -64,8 +67,10 @@ DECODER_RENDERER_CALLBACKS* platform_get_video(enum platform system) {
   case OMX:
     return &decoder_callbacks_omx;
   #endif
+  #ifdef HAVE_FAKE
   case FAKE:
     return &decoder_callbacks_fake;
+  #endif
   }
   return NULL;
 }
@@ -76,7 +81,10 @@ AUDIO_RENDERER_CALLBACKS* platform_get_audio(enum platform system) {
   case SDL:
     return &audio_callbacks_sdl;
   #endif
+  #ifdef HAVE_FAKE
   default:
     return &audio_callbacks_alsa;
+  #endif
   }
+  return NULL;
 }

src/platform.h

@@ -25,7 +25,7 @@
 
 #define IS_EMBEDDED(SYSTEM) SYSTEM != SDL
 
-enum platform { SDL, OMX, IMX, FAKE };
+enum platform { NONE, SDL, OMX, IMX, FAKE };
 
 enum platform platform_check(char*);
 DECODER_RENDERER_CALLBACKS* platform_get_video(enum platform system);