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diff --git a/Master/texmf-dist/tex/luatex/luaotfload/fontloader-languages.lua b/Master/texmf-dist/tex/luatex/luaotfload/fontloader-languages.lua
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+if not modules then modules = { } end modules ['luatex-languages'] = {
+ version = 1.001,
+ comment = "companion to luatex-languages.tex",
+ author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright = "PRAGMA ADE / ConTeXt Development Team",
+ license = "see context related readme files"
+}
+
+-- We borrow from ConTeXt.
+
+languages = languages or { }
+
+local loaded = { }
+
+function languages.loadpatterns(tag)
+ if not loaded[tag] then
+ loaded[tag] = 0
+ local filename = kpse.find_file("lang-" .. tag .. ".lua")
+ if filename and filename == "" then
+ print("<unknown language file for: " .. tag .. ">")
+ else
+ local whatever = loadfile(filename)
+ if type(whatever) == "function" then
+ whatever = whatever()
+ if type(whatever) == "table" then
+ local characters = whatever.patterns.characters or ""
+ local patterns = whatever.patterns.data or ""
+ local exceptions = whatever.exceptions.data or ""
+ local language = lang.new()
+ for b in string.utfvalues(characters) do
+ tex.setlccode(b,b)
+ end
+ lang.patterns(language, patterns)
+ lang.hyphenation(language, exceptions)
+ loaded[tag] = lang.id(language)
+ else
+ print("<invalid language table: " .. tag .. ">")
+ end
+ else
+ print("<invalid language file: " .. tag .. ">")
+ end
+ end
+ end
+ return loaded[tag]
+end