SDL_CleanupPropertyCallback.3type - Man Page

Defined in SDL3/SDL_properties.h

#include "SDL3/SDL.h"

typedef void (SDLCALL *SDL_CleanupPropertyCallback)(void *userdata, void *value);

This should release any resources associated with value that are no longer needed.

This callback is set per-property. Different properties in the same group can have different cleanup callbacks.

This callback will be called _during_

SDL_SetPointerPropertyWithCleanup
if the function fails for any reason.

userdata

an app-defined pointer passed to the callback.

value

the pointer assigned to the property to clean up.

This callback may fire without any locks held; if this is a concern, the app should provide its own locking.

This datatype is available since SDL 3.2.0.

·(3), SDL_SetPointerPropertyWithCleanup(3)