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if not modules then modules = { } end modules ['font-lua'] = {
version = 1.001,
comment = "companion to font-ini.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
local trace_defining = false trackers.register("fonts.defining", function(v) trace_defining = v end)
local report_lua = logs.reporter("fonts","lua loading")
fonts.formats.lua = "lua"
local readers = fonts.tfm.readers
local function check_lua(specification,fullname)
-- standard tex file lookup
local fullname = resolvers.findfile(fullname) or ""
if fullname ~= "" then
local loader = loadfile(fullname)
loader = loader and loader()
return loader and loader(specification)
end
end
function readers.lua(specification)
local original = specification.specification
if trace_defining then
report_lua("using lua reader for '%s'",original)
end
local fullname, tfmtable = specification.filename or "", nil
if fullname == "" then
local forced = specification.forced or ""
if forced ~= "" then
tfmtable = check_lua(specification,specification.name .. "." .. forced)
end
if not tfmtable then
tfmtable = check_lua(specification,specification.name)
end
else
tfmtable = check_lua(specification,fullname)
end
return tfmtable
end
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