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-rw-r--r--luaotfload-legacy-attributes.lua27
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diff --git a/luaotfload-legacy-attributes.lua b/luaotfload-legacy-attributes.lua
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+-----------------------------------------------------------------------
+-- FILE: otfl-luat-att.lua
+-- USAGE: with old luaotfload
+-- DESCRIPTION: setting attributes abide luatexbase rules
+-- REQUIREMENTS: some old luatex
+-- AUTHOR: Philipp Gesang (Phg), <phg42.2a@gmail.com>
+-- CREATED: 2013-05-10 20:37:19+0200
+-----------------------------------------------------------------------
+--
+
+if not modules then modules = { } end modules ['otfl-luat-att'] = {
+ version = math.pi/42,
+ comment = "companion to luaotfload.lua",
+ author = "Philipp Gesang",
+ copyright = "Luaotfload Development Team",
+ license = "GNU GPL v2"
+}
+
+function attributes.private(name)
+ local attr = "otfl@" .. name
+ local number = luatexbase.attributes[attr]
+ if not number then
+ number = luatexbase.new_attribute(attr)
+ end
+ return number
+end
+