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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
local luaotfload_file = kpse.find_file("luaotfload-fonts.lua")
if not luaotfload_file then
texio.write_nl("Error: cannot find 'luaotfload-fonts.lua', exiting.")
os.exit(1)
end
dofile(luaotfload_file)
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 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 function process_cmdline()
local waiting_for_dir = false
local cmdargs = {}
for _, varg in ipairs(arg) do
if varg == "-v" or varg == "--verbose" then
cmdargs.loglvl = 2
elseif varg == "-vv" then
cmdargs.loglvl = 3
elseif varg == "-vvv" then
cmdargs.loglvl = 4
elseif varg == "-q" or varg == "--quiet" then
cmdargs.loglvl = 0
elseif varg == "--version" or varg == "-V" then
cmdargs.version = true
elseif varg == "--help" or varg == "-h" then
cmdargs.help = true
elseif varg == "--sys" then
cmdargs.sys = true
elseif varg == '-d' or varg == '--dbdir' then
waiting_for_dir = true
elseif string.match(varg, '--dbdir=.+') then
cmdargs.dbdir = string.match(varg, '--dbdir=(.+)')
elseif string.match(varg, '-d.+') then
cmdargs.dbdir = string.match(varg, '-d(.+)')
elseif waiting_for_dir == true then
cmdargs.dbdir = string.gsub(varg, '^( *= *)', '')
else
texio.write_nl(string.format("Unknown option '%s', ignoring.", varg))
end
end
if cmdargs.help then
help_msg()
os.exit(0)
elseif cmdargs.version then
version_msg()
os.exit(0)
elseif cmdargs.loglvl then
luaotfload.fonts.log_level = cmdargs.loglvl
end
if cmdargs.sys then
luaotfload.fonts.directory = kpse.expand_var("$TEXMFSYSVAR") .. "/tex/"
elseif cmdargs.dbdir then
luaotfload.fonts.directory = cmdargs.dbdir
end
end
process_cmdline()
luaotfload.fonts.generate()
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