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#!/usr/bin/env texlua
-- This file is copyright 2010 Elie Roux and Khaled Hosny and is under CC0
-- license (see http://creativecommons.org/publicdomain/zero/1.0/legalcode).
--
-- This file is a wrapper for the luaotfload-fonts.lua script.
-- It is part of the luaotfload bundle, please see the luaotfload documentation
-- for more info.
kpse.set_program_name("luatex")
local name = 'update-luatex-font-database'
local version = '1.07' -- same version number as luaotfload
--[[
first we import luaotfload-fonts.lua.
Basically it 'exports' three usefult things: the two overwritable variables
- luaotfload.fonts.basename: the filename of the database
- luaotfload.fonts.directory: the directory of the database
and the function
- luaotfload.fonts.generate: the function to generate the database
]]
require("luaotfload-fonts")
require("alt_getopt")
local function help_msg()
texio.write_nl(string.format([[Usage: %s [OPTION]...
Rebuild the LuaTeX font database.
Valid options:
-d --dbdir DIRECTORY writes the database in the specified directory
-q --quiet don't output anything
-v --verbose=LEVEL be more verbose (print the searched directories)
-vv print the loaded fonts
-vvv print all steps of directory searching
-V --version prints the version and exits
-h --help prints this message
--sys writes the database for the whole system
(default is only for the user)
The output database file is named otfl-fonts.lua.
]], name))
end
local function version_msg()
texio.write_nl(string.format(
"%s version %s, database version %s.\n", name, version, luaotfload.fonts.version))
end
--[[
Command-line processing.
Here we fill cmdargs with the good values, and then analyze it, setting
luaotfload.fonts.log_level luaotfload.fonts.directory if necessary.
]]
local long_opts = {
dbdir = "d",
quiet = "q",
verbose = 1,
version = "V",
help = "h",
sys = 0,
}
local short_opts = "d:qvVh"
local log_level = 1
local function process_cmdline()
local opts, optind, optarg = alt_getopt.get_ordered_opts (arg, short_opts, long_opts)
for i,v in ipairs(opts) do
if v == "q" then
log_level = 0
elseif v == "v" then
if log_level > 0 then
log_level = log_level + 1
else
log_level = 2
end
elseif v == "V" then
version_msg()
os.exit(0)
elseif v == "h" then
help_msg()
os.exit(0)
elseif v == "d" then
luaotfload.fonts.directory = optarg [i]
elseif v == "sys" then
luaotfload.fonts.directory = kpse.expand_var("$TEXMFSYSVAR") .. "/tex/"
end
end
luaotfload.fonts.log_level = log_level
end
process_cmdline()
luaotfload.fonts.generate()
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