###### (This is the legacy documentation for stable SDL2, the current stable version; [SDL3](https://wiki.libsdl.org/SDL3/) is the current development version.) # SDL_LogSetOutputFunction Replace the default log output function with one of your own. ## Syntax ```c void SDL_LogSetOutputFunction(SDL_LogOutputFunction callback, void *userdata); ``` ## Function Parameters | | | | ---------------- | -------------------------------------------------------------------------------- | | **callback** | an [SDL_LogOutputFunction](SDL_LogOutputFunction) to call instead of the default | | **userdata** | a pointer that is passed to `callback` | ## Version This function is available since SDL 2.0.0. ## Related Functions * [SDL_LogGetOutputFunction](SDL_LogGetOutputFunction) ---- [CategoryAPI](CategoryAPI)