commit 9f0183d removed a necessary callback

diff --git a/src/ltj-inputbuf.lua b/src/ltj-inputbuf.lua
index fdf9dc8..fd8ae68 100644 (file)
--- a/src/ltj-inputbuf.lua
+++ b/src/ltj-inputbuf.lua
@@ -47,4 +47,7 @@ local function add_comment(buffer)
    return buffer
 end
 
+luatexbase.add_to_callback('process_input_buffer',
+   add_comment,'ltj.process_input_buffer')
+
 --EOF