Created attachment 132425 [details] [review]
Allow building without libwacom
Using meson -Dlibwacom=false doesn't work because the later referenced dep_libwacom is not defined.
Trivial fix is to just init a dummy in that case, e.g.
dep_libwacom = declare_dependency()
dep_libwacom = 
Author: Peter Hutterer <firstname.lastname@example.org>
Date: Wed Jul 5 09:30:59 2017 +1000
meson: fix build with --libwacom=false