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-- texdoc's main()
--[[ 
Copyright 2008, 2009 Manuel Pégourié-Gonnard
Distributed under the terms of the GNU GPL version 3 or later.
See texdoc.tlu for details.
--]]

local L = {}
load_env(L, {
    'os',
    'print', 'ipairs',
    'arg',
    'C',
    'setup_config_and_alias',
    'get_doclist',
    'deliver_results',
})

-- setup config options and aliases from various places
setup_config_and_alias(arg)

-- make sure we actually have argument(s)
if not arg[1] then
    print(C.usage_msg)
    os.exit(2)
end

-- main loop
local docname
for _, docname in ipairs(arg) do
    -- do we have more then one argument?
    local multiarg = not not arg[2]
    -- get results
    local doclist = get_doclist(docname)
    -- deliver results to the user
    deliver_results(docname, doclist, multiarg)
end