- for(int i = 0; i < joystick_count; ++i) {
- SDL_Joystick* joystick = SDL_JoystickOpen(i);
- bool good = true;
- if(SDL_JoystickNumButtons(joystick) < 2) {
- log_info << "Joystick " << i << ": " << SDL_JoystickName(i) << " has less than 2 buttons" << std::endl;
- good = false;
- }
- if(SDL_JoystickNumAxes(joystick) < 2
- && SDL_JoystickNumHats(joystick) == 0) {
- log_info << "Joystick " << i << ": " << SDL_JoystickName(i) << " has less than 2 axes and no hat" << std::endl;
- good = false;
- }
- if(!good) {
- SDL_JoystickClose(joystick);
- continue;
- }
+ if( joystick_count > 0 ){
+ for(int i = 0; i < joystick_count; ++i) {
+ SDL_Joystick* joystick = SDL_JoystickOpen(i);
+ bool good = true;
+ if(SDL_JoystickNumButtons(joystick) < 2) {
+ log_info << "Joystick " << i << ": " << SDL_JoystickName(i) << " has less than 2 buttons" << std::endl;
+ good = false;
+ }
+ if(SDL_JoystickNumAxes(joystick) < 2
+ && SDL_JoystickNumHats(joystick) == 0) {
+ log_info << "Joystick " << i << ": " << SDL_JoystickName(i) << " has less than 2 axes and no hat" << std::endl;
+ good = false;
+ }
+ if(!good) {
+ SDL_JoystickClose(joystick);
+ continue;
+ }