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-- texlive/utils.tlu
-- $Id$
--
-- Copyright (C) 2008 Reinhard Kotucha, Norbert Preining
-- You may freely use, modify and/or distribute this file.
--
-- general utilities for TeX Live lua scripts
function setupperl()
-- For Windows we use the shipped perl interpreter, otherwise we expect
-- a perl to be installed
local perlbin
if os.type == 'windows' then
perlbin=TEXDIR..'/tlpkg/tlperl/bin/perl.exe'
os.setenv('PERL5LIB', TEXDIR..'/tlpkg/tlperl/lib')
else
perlbin = 'perl'
end
return perlbin
end
function findscript(scriptname)
local script = kpse.find_file(scriptname, 'texmfscripts')
if script then
return script
else
io.stderr:write(filename..': Cannot find script '..scriptname)
return false
end
end
-- fix arguments for windows
function fixwin(args_unix)
if os.type == 'windows' then
local args_win={} -- new table
args_win[0]=args_unix[1]
for i=1, #args_unix do
args_win[i]='"'..args_unix[i]..'"'
end
return args_win
else
return args_unix
end
end
function rmtree (path)
if lfs.isdir(path) then
for file in lfs.dir(path) do
if file ~= '.' and file ~= '..' then
local f = path..'/'..file
if lfs.isdir(f) then
rmtree(f)
lfs.rmdir(f)
else
os.remove(f)
end
end
end
lfs.rmdir(path)
end
end
function list (t)
local i = 0
return function ()
i = i + 1
return t[i]
end
end
-- Local Variables:
-- lua-indent-level: 2
-- tab-width: 2
-- indent-tabs-mode: nil
-- End:
-- vim:set tabstop=2 expandtab: #
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