--- vim.eclass	2013-03-13 22:07:45.309947797 -0700
+++ vim.eclass	2013-03-13 22:07:51.799947765 -0700
@@ -81,20 +81,22 @@
 	IUSE="${IUSE} livecd"
 	PDEPEND="!livecd? ( app-vim/gentoo-syntax )"
 else
-	IUSE="${IUSE} cscope debug gpm perl python ruby"
+	IUSE="${IUSE} cscope debug gpm perl python ruby lua"
 
 	DEPEND="${DEPEND}
 		cscope?  ( dev-util/cscope )
 		gpm?     ( >=sys-libs/gpm-1.19.3 )
 		perl?    ( dev-lang/perl )
 		acl?     ( kernel_linux? ( sys-apps/acl ) )
-		ruby?    ( || ( dev-lang/ruby:1.9 dev-lang/ruby:1.8 ) )"
+		ruby?    ( || ( dev-lang/ruby:1.9 dev-lang/ruby:1.8 ) )
+		lua?     ( dev-lang/lua )"
 	RDEPEND="${RDEPEND}
 		cscope?  ( dev-util/cscope )
 		gpm?     ( >=sys-libs/gpm-1.19.3 )
 		perl?    ( dev-lang/perl )
 		acl?     ( kernel_linux? ( sys-apps/acl ) )
 		ruby?    ( || ( dev-lang/ruby:1.9 dev-lang/ruby:1.8 ) )
+		lua?     ( dev-lang/lua )
 		!<app-vim/align-30-r1
 		!<app-vim/vimbuddy-0.9.1-r1
 		!<app-vim/autoalign-11
@@ -410,6 +412,7 @@
 			--disable-perlinterp \
 			--disable-pythoninterp \
 			--disable-rubyinterp \
+			--disable-luainterp \
 			--disable-gpm"
 
 	else
@@ -422,6 +425,7 @@
 		myconf="${myconf} `use_enable perl perlinterp`"
 		myconf="${myconf} `use_enable python pythoninterp`"
 		myconf="${myconf} `use_enable ruby rubyinterp`"
+		myconf="${myconf} `use_enable lua luainterp`"
 		# tclinterp is broken; when you --enable-tclinterp flag, then
 		# the following command never returns:
 		#   VIMINIT='let OS=system("uname -s")' vim