local xc = x.head
local xcs = tex.round(font.fonts[xc.font].size*0.5)
-- 句読点の最大補正幅
- local xcc = unicode.utf8.char(xc.char)
+ local xcc = utf.char(xc.char)
local cts = compute_total_stretched(p)
if (xcc == ',' or xcc == '、' or xcc == '.' or xcc == '。') and cts>=0 then
local ag = node.new(id_glue) -- additional glue