Releases 20150420.0

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

diff --git a/src/ltj-stack.lua b/src/ltj-stack.lua
index 3427620..ef7a369 100644 (file)
--- a/src/ltj-stack.lua
+++ b/src/ltj-stack.lua
@@ -18,6 +18,8 @@ local node_new = node.new
 local id_whatsit = node.id('whatsit')
 local sid_user = node.subtype('user_defined')
 local STCK = luatexja.userid_table.STCK
+local fastcopy = table.fastcopy
+local setcount = tex.setcount
 hmode = 0 -- dummy
 
 charprop_stack_table={};
@@ -33,12 +35,12 @@ function get_stack_level()
       local gd = tex.globaldefs
       if gd~=0 then tex.globaldefs = 0 end
       --  'tex.globaldefs = 0' is local even if \globaldefs > 0.
-      tex.setcount('ltj@@group@level', j)
+      setcount('ltj@@group@level', j)
       for k,v in pairs(charprop_stack_table) do -- clear the stack above i
         if k>=i then charprop_stack_table[k]=nil end
       end
-      charprop_stack_table[i] = table.fastcopy(charprop_stack_table[i-1])
-      tex.setcount('ltj@@stack', i)
+      charprop_stack_table[i] = fastcopy(charprop_stack_table[i-1])
+      setcount('ltj@@stack', i)
       if gd~=0 then tex.globaldefs = gd end
       if  tex.nest[tex.nest.ptr].mode == -hmode then -- rest. hmode のみ
         local g = node_new(id_whatsit, sid_user)
@@ -109,6 +111,10 @@ function set_stack_skip(m,sp)
 end
 
 -- These three functions are used in ltj-jfmglue.lua.
+-- list_dir and orig_char_table are used in other lua files.
+orig_char_table = {}
+list_dir = nil -- dummy
+table_current_stack = nil -- dummy
 function report_stack_level(bsl)
    table_current_stack = charprop_stack_table[bsl]
    return bsl
@@ -129,11 +135,4 @@ function get_stack_table(mc, d, idx)
 end
 
 
---------------------------------------------------------------------------------
--- nest table (obeys TeX's semantic nest)
---------------------------------------------------------------------------------
-nest_table = {}
-local nest_table = nest_table
-
-
 -- EOF