From 7734f91df982a522e0a00232d8d558d870d379f3 Mon Sep 17 00:00:00 2001
From: Hironori Kitagawa <h_kitagawa2001@yahoo.co.jp>
Date: Sat, 27 Apr 2013 10:42:12 +0900
Subject: [PATCH 1/1] check_box in ltj_jfmglue.lua: first_char was reset by
 \hbox{}.
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

example: あ\hbox{a\hbox{}}い
---
 src/ltj-jfmglue.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ltj-jfmglue.lua b/src/ltj-jfmglue.lua
index 8f384d9..154e8bb 100644
--- a/src/ltj-jfmglue.lua
+++ b/src/ltj-jfmglue.lua
@@ -147,7 +147,7 @@ local first_char, last_char, find_first_char
 local function check_box(box_ptr, box_end)
    local p = box_ptr; local found_visible_node = false
    if not p then 
-      find_first_char = false; first_char = nil; last_char = nil
+      find_first_char = false; last_char = nil
       return true
    end
    while p and p~=box_end do
-- 
2.11.0