[net-im/swift] fix lua

net-im/swift/swift-9999.ebuild

@@ -150,9 +150,6 @@ src_configure() {
 		libnatpmp_force_bundled="false"
 		link="$(tc-getCXX)"
 		linkflags="${LDFLAGS}"
-		lua_includedir="$(lua_get_include_dir)"
-		lua_libdir="${EPREFIX}/usr/$(get_libdir)"
-		lua_libname="$(basename -s '.so' $(lua_get_shared_lib))"
 		max_jobs="no"
 		optimize="no"
 		qt="${T}/qt"
@@ -172,6 +169,14 @@ src_configure() {
 		valgrind="no"
 		zlib_bundled_enable="false"
 	)
+
+	if use lua; then
+		MYSCONS+=(
+			lua_includedir="$(lua_get_include_dir)"
+			lua_libdir="${EPREFIX}/usr/$(get_libdir)"
+			lua_libname="$(basename -s '.so' $(lua_get_shared_lib))"
+		)
+	fi
 }
 
 src_compile() {