SDL_OpenJoystick - Man Page

#include <SDL3/SDL_joystick.h>

SDL_Joystick * SDL_OpenJoystick(SDL_JoystickID instance_id);

The joystick subsystem must be initialized before a joystick can be opened for use.

instance_id

the joystick instance ID.

Returns a joystick identifier or NULL on failure; call SDL_GetError() for more information.

This function is available since SDL 3.2.0.

SDL_CloseJoystick(3)

SDL_CloseJoystick(3), SDL_GetJoysticks(3).