Fix a bug that xkanjiskip is inserted in \hbox{a\null}あ

[luatex-ja/luatexja.git] / src / luatexja.lua

diff --git a/src/luatexja.lua b/src/luatexja.lua
index 3d83401..6bd56fe 100644 (file)
--- a/src/luatexja.lua
+++ b/src/luatexja.lua
@@ -284,8 +284,6 @@ do
    local nullfunc = function (n) return n end
    local to_node = (Dnode ~= node) and Dnode.tonode or nullfunc
    local to_direct = (Dnode ~= node) and Dnode.todirect or nullfunc
-   local tex_set_attr = tex.setattribute
-   local tex_get_attr, node_copy = tex.getattribute, Dnode.copy
    local ensure_tex_attr = ltjb.ensure_tex_attr
 
    -- mode = true iff main_process is called from pre_linebreak_filter
@@ -328,6 +326,13 @@ do
 
 end
 
+-- cleanup process
+function luatexja.ext_cleanup()
+   ltjf.cleanup_size_cache()
+   ltjd.remove_end_whatsit()
+end
+
+
 -- debug
 
 do