Always use the first available joystick with SDL 1.2

CMakeLists.txt

@@ -395,12 +395,13 @@ if(BACKEND_PLATFORM MATCHES "SDL2")
 	target_sources(CSE2 PRIVATE
 		"src/Backends/Controller/SDL.cpp"
 		"src/Backends/Platform/SDL2.cpp"
-		"src/Backends/Shared/SDL2.h"
+		"src/Backends/Shared/SDL.h"
 	)
 elseif(BACKEND_PLATFORM MATCHES "SDL1")
 	target_sources(CSE2 PRIVATE
 		"src/Backends/Controller/SDL.cpp"
 		"src/Backends/Platform/SDL1.cpp"
+		"src/Backends/Shared/SDL.h"
 	)
 elseif(BACKEND_PLATFORM MATCHES "GLFW3")
 	target_sources(CSE2 PRIVATE

src/Backends/Controller/SDL.cpp

@@ -6,9 +6,7 @@
 #include "SDL.h"
 
 #include "../Misc.h"
-#if SDL_VERSION_ATLEAST(2, 0, 0)
-#include "../Shared/SDL2.h"
-#endif
+#include "../Shared/SDL.h"
 
 #define DEADZONE 10000
 
@@ -24,6 +22,11 @@ bool ControllerBackend_Init(void)
 		return false;
 	}
 
+#if !SDL_VERSION_ATLEAST(2, 0, 0)
+	if (SDL_NumJoysticks() > 0)
+		ControllerBackend_JoystickConnect(0);
+#endif
+
 	return true;
 }
 
@@ -128,10 +131,13 @@ bool ControllerBackend_GetJoystickStatus(bool **buttons, unsigned int *button_co
 	return true;
 }
 
-#if SDL_VERSION_ATLEAST(2, 0, 0)
 void ControllerBackend_JoystickConnect(Sint32 joystick_id)
 {
+#if SDL_VERSION_ATLEAST(2, 0, 0)
 	const char *joystick_name = SDL_JoystickNameForIndex(joystick_id);
+#else
+	const char *joystick_name = SDL_JoystickName(joystick_id);
+#endif
 
 	if (joystick_name != NULL)
 	{
@@ -189,6 +195,7 @@ void ControllerBackend_JoystickConnect(Sint32 joystick_id)
 
 void ControllerBackend_JoystickDisconnect(Sint32 joystick_id)
 {
+#if SDL_VERSION_ATLEAST(2, 0, 0)
 	SDL_JoystickID current_joystick_id = SDL_JoystickInstanceID(joystick);
 	if (current_joystick_id < 0)
 		Backend_PrintError("Couldn't get instance ID for current joystick: %s", SDL_GetError());
@@ -201,5 +208,5 @@ void ControllerBackend_JoystickDisconnect(Sint32 joystick_id)
 
 		free(axis_neutrals);
 	}
-}
 #endif
+}

src/Backends/Platform/SDL2.cpp

@@ -10,7 +10,7 @@
 #include "SDL.h"
 
 #include "../Rendering.h"
-#include "../Shared/SDL2.h"
+#include "../Shared/SDL.h"
 #include "../../Attributes.h"
 
 #define DO_KEY(SDL_KEY, BACKEND_KEY) \

src/Backends/Rendering/SDLSurface.cpp

@@ -8,7 +8,7 @@
 #include "SDL.h"
 
 #include "../Misc.h"
-#include "../Shared/SDL2.h"
+#include "../Shared/SDL.h"
 
 typedef struct RenderBackend_Surface
 {

src/Backends/Rendering/SDLTexture.cpp

@@ -10,7 +10,7 @@
 #include "../../WindowsWrapper.h"
 
 #include "../Misc.h"
-#include "../Shared/SDL2.h"
+#include "../Shared/SDL.h"
 
 #define MIN(a,b) ((a) < (b) ? (a) : (b))
 #define MAX(a,b) ((a) > (b) ? (a) : (b))

src/Backends/Rendering/Window/OpenGL3/SDL2.cpp

@@ -9,7 +9,7 @@
 #include "SDL.h"
 
 #include "../../../Misc.h"
-#include "../../../Shared/SDL2.h"
+#include "../../../Shared/SDL.h"
 
 SDL_Window *window;
 

src/Backends/Rendering/Window/Software/SDL2.cpp

@@ -6,7 +6,7 @@
 #include "SDL.h"
 
 #include "../../../Misc.h"
-#include "../../../Shared/SDL2.h"
+#include "../../../Shared/SDL.h"
 
 SDL_Window *window;
 

src/Backends/Shared/SDL.h

@@ -2,7 +2,9 @@
 
 #include "SDL.h"
 
+#if SDL_VERSION_ATLEAST(2, 0, 0)
 extern SDL_Window *window;
+#endif
 
 void ControllerBackend_JoystickConnect(Sint32 joystick_id);
 void ControllerBackend_JoystickDisconnect(Sint32 joystick_id);