Added "ltj.find_char_class" and "ltj.define_jfont" callbacks; otf.lua contains their...

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

diff --git a/src/luatexja/jfmglue.lua b/src/luatexja/jfmglue.lua
index 045a83a..49b66e8 100644 (file)
--- a/src/luatexja/jfmglue.lua
+++ b/src/luatexja/jfmglue.lua
@@ -78,6 +78,7 @@ local ltjf_metrics = ltjf.metrics
 
 -------------------- Helper functions
 
+-- This function is called only for acquiring `special' characters.
 local function find_char_class(c,m)
    return m.chars[c] or 0
 end