sdl: fix "--inputcfg" for GTK builds

src/drivers/sdl/input.cpp

@@ -1617,9 +1617,14 @@ ConfigDevice(int which,
 void
 InputCfg(const std::string &text)
 {
-	int nogui;
-	g_config->getOption("SDL.NoGUI", &nogui);
-	if(nogui)
+#ifdef _GTK
+    // enable noGui to prevent the gtk x11 hack from executing
+    noGui = 1;
+    // this is only called at the begininng of execution; make sure the video subsystem is initialized
+    InitVideo(GameInfo);
+#endif
+
+	if(noGui)
     {
 		if(text.find("gamepad") != std::string::npos) {
 			int device = (text[strlen("gamepad")] - '1');
@@ -1641,7 +1646,7 @@ InputCfg(const std::string &text)
 			ConfigDevice(FCFGD_QUIZKING, 0);
 		}
 	} else 
-		printf("Please run \"fceux --nogui 1\" before using --inputcfg\n");
+		printf("Please run \"fceux --nogui\" before using --inputcfg\n");
 	
 }
 

src/drivers/sdl/sdl-video.cpp

@@ -441,11 +441,14 @@ InitVideo(FCEUGI *gi)
     }
 
     // if the game being run has a name, set it as the window name
+    if(gi)
+    {
       if(gi->name) {
           SDL_WM_SetCaption((const char *)gi->name, (const char *)gi->name);
       } else {
           SDL_WM_SetCaption(FCEU_NAME_AND_VERSION,"FCE Ultra");
       }
+    }
 
     // create the surface for displaying graphical messages
 #ifdef LSB_FIRST

src/drivers/sdl/sdl.cpp

@@ -581,8 +581,13 @@ int main(int argc, char *argv[])
 		g_config->save();
 	
 	std::string s;
-	g_config->getOption("SDL.InputCfg", &s);
 
+	g_config->getOption("SDL.InputCfg", &s);
+    if(s.size() != 0)
+    {
+        InitVideo(GameInfo);
+        InputCfg(s);
+    }
     // set the FAMICOM PAD 2 Mic thing 
     {
         int t;
@@ -828,7 +833,7 @@ int main(int argc, char *argv[])
 	g_config->getOption("SDL.Frameskip", &frameskip);
 	// loop playing the game
 #ifdef _GTK
-	if(noGui == false)
+	if(noGui == 0)
 	{
 		while(1)
 		{