Fixed bug 1845 - SDL_GetNumTouchDevices() has incorrect prototype

nfxjfg

SDL_touch.h:63:1: warning: function declaration isn't a prototype [-Wstrict-prototypes]

Is:

extern DECLSPEC int SDLCALL SDL_GetNumTouchDevices();

Should be:

extern DECLSPEC int SDLCALL SDL_GetNumTouchDevices(void);

include/SDL_touch.h

@@ -60,7 +60,7 @@ typedef struct SDL_Finger
 /**
  *  \brief Get the number of registered touch devices.
  */
-extern DECLSPEC int SDLCALL SDL_GetNumTouchDevices();
+extern DECLSPEC int SDLCALL SDL_GetNumTouchDevices(void);
 
 /**
  *  \brief Get the touch ID with the given index, or 0 if the index is invalid.

src/events/SDL_touch.c

@@ -39,7 +39,7 @@ SDL_TouchInit(void)
 }
 
 int
-SDL_GetNumTouchDevices()
+SDL_GetNumTouchDevices(void)
 {
     return SDL_num_touch;
 }