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#!/usr/bin/env texlua
--*-Lua-*-
-- $Id$
-- Copyright (C) 2008 Reinhard Kotucha.
-- You may freely use, modify and/or distribute this file.
-- Replacement for ps2ascii.bat.
-- Convert PostScript to ASCII
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 remove_tmpfiles (tmpfiles)
for i=1, #tmpfiles do
if lfs.isfile(tmpfiles[i]) then
os.remove(tmpfiles[i])
end
end
end
if os.type == 'windows' then
gs='gswin32c'
else
gs='gs'
end
command={gs, '-q', '-dNODISPLAY', '-dBATCH', '-dSAFER', '-dDELAYBIND',
'-dWRITESYSTEMDICT', '-dSIMPLE', '-c', 'save',
'-f', 'ps2ascii.ps'}
if #arg < 2 then
if #arg == 0 then
command[#command+1]='-'
elseif #arg == 1 then
command[#command+1]=arg[1]
end
command=fixwin(command)
elseif #arg == 2 then
-- We need a shell for I/O redirection.
command=gs..' -q -dNODISPLAY -dBATCH -dSAFER -dDELAYBIND'..
'-dWRITESYSTEMDICT -dSIMPLE -c save'..
'-f ps2ascii.ps > "'..arg[2]..'"'
end
--[[ prepend an additional hyphen to activate this code
if type(command) == 'string' then
print(command)
else
for i=0, #command do
print (command[i])
end
end
os.exit(ret)
--]]
if type(command) == 'string' then
ret=os.execute(command)
else
ret=os.spawn(command)
end
remove_tmpfiles{'_temp_.err', '_temp_.out'}
os.exit(ret)
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