Update source to SDL2 2.0.12

Edward Rudd

2020-05-02 03f8528315fa46c95991a34f3325d7b33ae5538c

 source/src/joystick/windows/SDL_windowsjoystick.c

@@ -1,6 +1,6 @@
/*
  Simple DirectMedia Layer
  Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
  Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>

  This software is provided 'as-is', without any express or implied
  warranty.  In no event will the authors be held liable for any damages
@@ -223,7 +223,7 @@

#if SDL_JOYSTICK_XINPUT
    SDL_bool bOpenedXInputDevices[XUSER_MAX_COUNT];
    SDL_zero(bOpenedXInputDevices);
    SDL_zeroa(bOpenedXInputDevices);
#endif

    if (SDL_CreateDeviceNotification(&notification_data) < 0) {
@@ -419,6 +419,11 @@
    return device->bXInputDevice ? (int)device->XInputUserId : -1;
}

static void
WINDOWS_JoystickSetDevicePlayerIndex(int device_index, int player_index)
{
}

/* return the stable device guid for this device index */
static SDL_JoystickGUID
WINDOWS_JoystickGetDeviceGUID(int device_index)
@@ -476,12 +481,12 @@
}

static int
WINDOWS_JoystickRumble(SDL_Joystick * joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble, Uint32 duration_ms)
WINDOWS_JoystickRumble(SDL_Joystick * joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble)
{
    if (joystick->hwdata->bXInputDevice) {
        return SDL_XINPUT_JoystickRumble(joystick, low_frequency_rumble, high_frequency_rumble, duration_ms);
        return SDL_XINPUT_JoystickRumble(joystick, low_frequency_rumble, high_frequency_rumble);
    } else {
        return SDL_DINPUT_JoystickRumble(joystick, low_frequency_rumble, high_frequency_rumble, duration_ms);
        return SDL_DINPUT_JoystickRumble(joystick, low_frequency_rumble, high_frequency_rumble);
    }
}

@@ -557,6 +562,7 @@
    WINDOWS_JoystickDetect,
    WINDOWS_JoystickGetDeviceName,
    WINDOWS_JoystickGetDevicePlayerIndex,
    WINDOWS_JoystickSetDevicePlayerIndex,
    WINDOWS_JoystickGetDeviceGUID,
    WINDOWS_JoystickGetDeviceInstanceID,
    WINDOWS_JoystickOpen,