This summer, I will be delving into the Haiku implementation of SDL 1.2 and updating it to support SDL 1.3. Since the SDL 1.2 implementation had a number of bugs associated with it, it may be necessary to completely rewrite the implementation.
This is a companion discussion topic for the original entry at https://www.haiku-os.org/blog/antifinidictor/2011-05-02_gsoc_haiku_2011_sdl_revamp/