libs: backends: Fixes.
commit19ad346473c404690363482eb05aba63474eeed5
authorCyril Hrubis <metan@ucw.cz>
Fri, 1 Mar 2013 10:25:32 +0000 (1 11:25 +0100)
committerCyril Hrubis <metan@ucw.cz>
Fri, 1 Mar 2013 10:28:21 +0000 (1 11:28 +0100)
tree7f557e74e6d48b591043299f8fe13184047ff202
parent1436f47f05624f213e5065a9436ccc404e6b8bad
libs: backends: Fixes.

* Fix off-by-one in GP_BackendUpdateRectXYWH()

* Allow for NULL UpdateRect and Flip
  - fix backends accordingly
include/backends/GP_Backend.h
libs/backends/GP_Backend.c
libs/backends/GP_LinuxFB.c