Fixed game controller hotplug support for some embedded Linux devices

When guessing the device class, it ends up being 0 for devices that have been removed (because the device node no longer exists)
Sam Lantinga 2015-01-29 13:33:53 -08:00
parent 0874eb9713
commit a725806662
1 changed files with 7 additions and 6 deletions

View File

@ -142,13 +142,15 @@ IsJoystick(int fd, char *namebuf, const size_t namebuflen, SDL_JoystickGUID *gui
#if SDL_USE_LIBUDEV #if SDL_USE_LIBUDEV
void joystick_udev_callback(SDL_UDEV_deviceevent udev_type, int udev_class, const char *devpath) void joystick_udev_callback(SDL_UDEV_deviceevent udev_type, int udev_class, const char *devpath)
{ {
if (devpath == NULL || !(udev_class & SDL_UDEV_DEVICE_JOYSTICK)) { if (devpath == NULL) {
return; return;
} }
switch( udev_type ) switch (udev_type) {
{
case SDL_UDEV_DEVICEADDED: case SDL_UDEV_DEVICEADDED:
if (!(udev_class & SDL_UDEV_DEVICE_JOYSTICK)) {
return;
}
MaybeAddDevice(devpath); MaybeAddDevice(devpath);
break; break;
@ -335,7 +337,6 @@ JoystickInitWithoutUdev(void)
static int static int
JoystickInitWithUdev(void) JoystickInitWithUdev(void)
{ {
if (SDL_UDEV_Init() < 0) { if (SDL_UDEV_Init() < 0) {
return SDL_SetError("Could not initialize UDEV"); return SDL_SetError("Could not initialize UDEV");
} }