-- Lua 5.0/5.1 init file for Xavante
--
-- Prepares the paths for Lua and C modules using three parameters:
--    conf    - configuration files (optional, checked before the Lua modules)
--    luabase - Lua modules
--    libbase - C modules
--
-- (the paths should not end in /)
--
-- $Id: t_kepler_init.lua,v 1.3 2006/08/15 21:14:05 mascarenhas Exp $

-- Lua 5.0 paths 
local conf50    = [[XAVANTE_CONF]]
local luabase50 = [[LUABASE50]]
local libbase50 = [[LIBBASE50]]

-- Lua 5.1 paths
local conf51    = [[XAVANTE_CONF]]
local luabase51 = [[LUABASE51]]
local libbase51 = [[LIBBASE51]]

-- Library extension used in the system (dll, so etc)
local libext = [[LIB_EXT]]


XAVANTE_WEB = [[XAVANTE_WEB]]

--------- end of parameters ------------

local function expandPath(base, conf)
  local path = ""
  if conf and conf ~= "" then
    path = path..conf..[[/?.lua;]]
  end
  path = path..base..[[/?.lua;]]..base..[[/?/?.lua;]]..base..[[/?/init.lua]]
  return path
end

local function expandCPath(base)
  return base..[[/?.]]..libext..[[;]]..base..[[/l?.]]..libext..[[;]]..base..[[/?/l?.]]..libext
end

if string.find (_VERSION, "Lua 5.0") then
  LUA_PATH =  LUA_PATH or os.getenv("LUA_PATH") or expandPath(luabase50, conf50)
  if not _COMPAT51 then
    require"compat-5.1"
  end
  package.cpath = expandCPath(libbase50)
elseif string.find (_VERSION, "Lua 5.1") then
  package.path = expandPath(luabase51, conf51)
  package.cpath = expandCPath(libbase51)
else
  error("This init file works only with Lua 5.0 or Lua 5.1")
end