2018-03-15 15:36:00

1 files changed, 2 insertions, 4 deletions

diff --git a/tex/generic/context/luatex/luatex-fonts-ext.lua b/tex/generic/context/luatex/luatex-fonts-ext.lua
index 7d9c58ccb..15762d9ba 100644
--- a/tex/generic/context/luatex/luatex-fonts-ext.lua
+++ b/tex/generic/context/luatex/luatex-fonts-ext.lua
@@ -13,6 +13,7 @@ end
 
 local fonts       = fonts
 local otffeatures = fonts.constructors.features.otf
+local getprivate  = fonts.constructors.getprivate
 
 -- A few generic extensions.
 
@@ -290,15 +291,13 @@ local setmetatableindex = table.setmetatableindex
 
 local function additalictowidth(tfmdata,key,value)
     local characters = tfmdata.characters
-    local resources  = tfmdata.resources
     local additions  = { }
-    local private    = resources.private
     for unicode, old_c in next, characters do
         -- maybe check for math
         local oldwidth  = old_c.width
         local olditalic = old_c.italic
         if olditalic and olditalic ~= 0 then
-            private = private + 1
+            local private = getprivate(tfmdata)
             local new_c = {
                 width    = oldwidth + olditalic,
                 height   = old_c.height,
@@ -316,7 +315,6 @@ local function additalictowidth(tfmdata,key,value)
     for k, v in next, additions do
         characters[k] = v
     end
-    resources.private = private
 end
 
 otffeatures.register {