Misc changes to how the program runs

- Call DRPC_Init at the end of D_SRB2Main instead of in the middle
- Call Discord_RunCallbacks in D_SRB2Loop instead of G_Ticker
- Fix errorcount nums in I_Error, an old leftover from when Discord_Shutdown was not handled by I_AddExitFunction

src/d_main.c

@@ -731,6 +731,10 @@ void D_SRB2Loop(void)
 #ifdef HAVE_BLUA
 		LUA_Step();
 #endif
+
+#ifdef HAVE_DISCORDRPC
+		Discord_RunCallbacks();
+#endif
 	}
 }
 
@@ -1427,10 +1431,6 @@ void D_SRB2Main(void)
 	CONS_Printf("ST_Init(): Init status bar.\n");
 	ST_Init();
 
-#ifdef HAVE_DISCORDRPC
-	DRPC_Init();
-#endif
-
 	if (M_CheckParm("-room"))
 	{
 		if (!M_IsNextParm())
@@ -1617,6 +1617,10 @@ void D_SRB2Main(void)
 		if (!P_SetupLevel(false))
 			I_Quit(); // fail so reset game stuff
 	}
+
+#ifdef HAVE_DISCORDRPC
+	DRPC_Init();
+#endif
 }
 
 const char *D_Home(void)

src/g_game.c

@@ -2503,10 +2503,6 @@ void G_Ticker(boolean run)
 		if (spectatedelay4)
 			spectatedelay4--;
 	}
-
-#ifdef HAVE_DISCORDRPC
-	Discord_RunCallbacks();
-#endif
 }
 
 //

src/sdl/i_system.c

@@ -3251,11 +3251,11 @@ void I_Error(const char *error, ...)
 			I_ShutdownGraphics();
 		if (errorcount == 6)
 			I_ShutdownInput();
-		if (errorcount == 8)
+		if (errorcount == 7)
 			I_ShutdownSystem();
-		if (errorcount == 9)
+		if (errorcount == 8)
 			SDL_Quit();
-		if (errorcount == 10)
+		if (errorcount == 9)
 		{
 			M_SaveConfig(NULL);
 			G_SaveGameData(false);