Fixed infinite recursion when adding an accelerometer as joystick on iOS
Fixes https://github.com/libsdl-org/SDL/issues/8716main
parent
c3d84c3342
commit
0e5ea3cc4b
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@ -156,7 +156,7 @@ static SDL_vidpid_list SDL_ignored_gamepads = {
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static GamepadMapping_t *SDL_PrivateAddMappingForGUID(SDL_JoystickGUID jGUID, const char *mappingString, SDL_bool *existing, SDL_GamepadMappingPriority priority);
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static void SDL_PrivateLoadButtonMapping(SDL_Gamepad *gamepad, GamepadMapping_t *pGamepadMapping);
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static GamepadMapping_t *SDL_PrivateGetGamepadMapping(SDL_JoystickID instance_id);
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static GamepadMapping_t *SDL_PrivateGetGamepadMapping(SDL_JoystickID instance_id, SDL_bool create_mapping);
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static int SDL_SendGamepadAxis(Uint64 timestamp, SDL_Gamepad *gamepad, SDL_GamepadAxis axis, Sint16 value);
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static int SDL_SendGamepadButton(Uint64 timestamp, SDL_Gamepad *gamepad, SDL_GamepadButton button, Uint8 state);
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@ -504,7 +504,7 @@ static void PushMappingChangeTracking(void)
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return;
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}
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for (i = 0; i < num_joysticks; ++i) {
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tracker->joystick_mappings[i] = SDL_PrivateGetGamepadMapping(tracker->joysticks[i]);
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tracker->joystick_mappings[i] = SDL_PrivateGetGamepadMapping(tracker->joysticks[i], SDL_FALSE);
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}
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}
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@ -562,7 +562,7 @@ static void PopMappingChangeTracking(void)
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/* Looking up the new mapping might create one and associate it with the gamepad (and generate events) */
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SDL_JoystickID joystick = tracker->joysticks[i];
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SDL_Gamepad *gamepad = SDL_GetGamepadFromInstanceID(joystick);
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GamepadMapping_t *new_mapping = SDL_PrivateGetGamepadMapping(joystick);
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GamepadMapping_t *new_mapping = SDL_PrivateGetGamepadMapping(joystick, SDL_FALSE);
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GamepadMapping_t *old_mapping = gamepad ? gamepad->mapping : tracker->joystick_mappings[i];
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if (new_mapping && !old_mapping) {
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@ -1770,7 +1770,7 @@ static GamepadMapping_t *SDL_PrivateGenerateAutomaticGamepadMapping(const char *
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return SDL_PrivateAddMappingForGUID(guid, mapping, &existing, SDL_GAMEPAD_MAPPING_PRIORITY_DEFAULT);
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}
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static GamepadMapping_t *SDL_PrivateGetGamepadMapping(SDL_JoystickID instance_id)
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static GamepadMapping_t *SDL_PrivateGetGamepadMapping(SDL_JoystickID instance_id, SDL_bool create_mapping)
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{
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const char *name;
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SDL_JoystickGUID guid;
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@ -1781,7 +1781,7 @@ static GamepadMapping_t *SDL_PrivateGetGamepadMapping(SDL_JoystickID instance_id
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name = SDL_GetJoystickInstanceName(instance_id);
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guid = SDL_GetJoystickInstanceGUID(instance_id);
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mapping = SDL_PrivateGetGamepadMappingForNameAndGUID(name, guid);
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if (!mapping) {
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if (!mapping && create_mapping) {
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SDL_GamepadMapping raw_map;
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SDL_zero(raw_map);
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@ -2338,7 +2338,7 @@ const char *SDL_GetGamepadInstanceName(SDL_JoystickID instance_id)
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SDL_LockJoysticks();
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{
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GamepadMapping_t *mapping = SDL_PrivateGetGamepadMapping(instance_id);
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GamepadMapping_t *mapping = SDL_PrivateGetGamepadMapping(instance_id, SDL_TRUE);
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if (mapping) {
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if (SDL_strcmp(mapping->name, "*") == 0) {
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retval = SDL_GetJoystickInstanceName(instance_id);
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@ -2388,7 +2388,7 @@ SDL_GamepadType SDL_GetGamepadInstanceType(SDL_JoystickID instance_id)
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SDL_LockJoysticks();
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{
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GamepadMapping_t *mapping = SDL_PrivateGetGamepadMapping(instance_id);
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GamepadMapping_t *mapping = SDL_PrivateGetGamepadMapping(instance_id, SDL_TRUE);
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if (mapping) {
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char *type_string, *comma;
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@ -2437,7 +2437,7 @@ char *SDL_GetGamepadInstanceMapping(SDL_JoystickID instance_id)
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SDL_LockJoysticks();
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{
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GamepadMapping_t *mapping = SDL_PrivateGetGamepadMapping(instance_id);
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GamepadMapping_t *mapping = SDL_PrivateGetGamepadMapping(instance_id, SDL_TRUE);
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if (mapping) {
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char pchGUID[33];
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const SDL_JoystickGUID guid = SDL_GetJoystickInstanceGUID(instance_id);
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@ -2478,7 +2478,7 @@ SDL_bool SDL_IsGamepad(SDL_JoystickID instance_id)
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SDL_LockJoysticks();
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{
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if (SDL_PrivateGetGamepadMapping(instance_id) != NULL) {
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if (SDL_PrivateGetGamepadMapping(instance_id, SDL_TRUE) != NULL) {
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retval = SDL_TRUE;
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} else {
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retval = SDL_FALSE;
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@ -2584,7 +2584,7 @@ SDL_Gamepad *SDL_OpenGamepad(SDL_JoystickID instance_id)
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}
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/* Find a gamepad mapping */
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pSupportedGamepad = SDL_PrivateGetGamepadMapping(instance_id);
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pSupportedGamepad = SDL_PrivateGetGamepadMapping(instance_id, SDL_TRUE);
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if (!pSupportedGamepad) {
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SDL_SetError("Couldn't find mapping for device (%" SDL_PRIu32 ")", instance_id);
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SDL_UnlockJoysticks();
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@ -1826,6 +1826,9 @@ static SDL_bool IOS_JoystickGetGamepadMapping(int device_index, SDL_GamepadMappi
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if (device == NULL) {
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return SDL_FALSE;
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}
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if (device->accelerometer) {
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return SDL_FALSE;
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}
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if (@available(macOS 10.16, iOS 14.0, tvOS 14.0, *)) {
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int axis = 0;
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