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Fixed instances of SDL_joystick_players being set to -1 (thanks @AntTheAlchemist!)

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Fixes https://github.com/libsdl-org/SDL/issues/7426
This commit is contained in:
Sam Lantinga 2023-03-08 08:38:59 -08:00
parent d78817703e
commit dd7cf12206
1 changed files with 5 additions and 5 deletions
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10
src/joystick/SDL_joystick.c
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@ -198,12 +198,12 @@ static SDL_bool SDL_GetDriverAndJoystickIndex(SDL_JoystickID instance_id, SDL_Jo
static int SDL_FindFreePlayerIndex(void)
{
int player_index;
int player_index = -1;
SDL_AssertJoysticksLocked();
for (player_index = 0; player_index < SDL_joystick_player_count; ++player_index) {
if (SDL_joystick_players[player_index] == -1) {
if (SDL_joystick_players[player_index] == 0) {
return player_index;
}
}
@ -254,7 +254,7 @@ static SDL_bool SDL_SetJoystickIDForPlayerIndex(int player_index, SDL_JoystickID
}
SDL_joystick_players = new_players;
SDL_memset(&SDL_joystick_players[SDL_joystick_player_count], 0xFF, (player_index - SDL_joystick_player_count + 1) * sizeof(SDL_joystick_players[0]));
SDL_memset(&SDL_joystick_players[SDL_joystick_player_count], 0, (player_index - SDL_joystick_player_count + 1) * sizeof(SDL_joystick_players[0]));
SDL_joystick_player_count = player_index + 1;
} else if (player_index >= 0 && SDL_joystick_players[player_index] == instance_id) {
/* Joystick is already assigned the requested player index */
@ -264,7 +264,7 @@ static SDL_bool SDL_SetJoystickIDForPlayerIndex(int player_index, SDL_JoystickID
/* Clear the old player index */
existing_player_index = SDL_GetPlayerIndexForJoystickID(instance_id);
if (existing_player_index >= 0) {
SDL_joystick_players[existing_player_index] = -1;
SDL_joystick_players[existing_player_index] = 0;
}
if (player_index >= 0) {
@ -1481,7 +1481,7 @@ void SDL_PrivateJoystickRemoved(SDL_JoystickID instance_id)
player_index = SDL_GetPlayerIndexForJoystickID(instance_id);
if (player_index >= 0) {
SDL_joystick_players[player_index] = -1;
SDL_joystick_players[player_index] = 0;
}
}