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authorTaco Hoekwater <taco@elvenkind.com>2011-06-01 08:54:21 +0000
committerTaco Hoekwater <taco@elvenkind.com>2011-06-01 08:54:21 +0000
commitd7ccb42582f85acf30568913610ccf4d602023fb (patch)
tree7292e3545a420676878e7451b68892d360c62cb6 /Master/texmf-dist/tex/context/base/font-lua.lua
parent2d62a6fe9b80def59c392268022f1f9a2d6e358f (diff)
commit context 2011.05.18
git-svn-id: svn://tug.org/texlive/trunk@22719 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/context/base/font-lua.lua')
-rw-r--r--Master/texmf-dist/tex/context/base/font-lua.lua46
1 files changed, 46 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/context/base/font-lua.lua b/Master/texmf-dist/tex/context/base/font-lua.lua
new file mode 100644
index 00000000000..48ce3c2f53c
--- /dev/null
+++ b/Master/texmf-dist/tex/context/base/font-lua.lua
@@ -0,0 +1,46 @@
+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")
+
+local fonts = fonts
+local readers = fonts.readers
+fonts.formats.lua = "lua"
+
+-- we could add support for features here
+
+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
+
+readers.check_lua = check_lua
+
+function readers.lua(specification)
+ local original = specification.specification
+ if trace_defining then
+ report_lua("using lua reader for '%s'",original)
+ end
+ local fullname = specification.filename or ""
+ if fullname == "" then
+ local forced = specification.forced or ""
+ if forced ~= "" then
+ fullname = specification.name .. "." .. forced
+ else
+ fullname = specification.name
+ end
+ end
+ return check_lua(specification,fullname)
+end