tools/template2header.lua

   1 local _setfenv, _ipairs, _loadstr = setfenv, ipairs, loadstring
   2 local _open = io.open
   3 local _match, _gmatch, _fmt = string.match, string.gmatch, string.format
   4 local _gsub, _sub = string.gsub, string.sub
   5 local _exec = os.execute
   6
   7 local function readfile(n)
   8   local f = _open(n) or _open("tools/"..n)
   9   local ctnt = f:read("*a")
  10   f:close()
  11   return ctnt
  12 end
  13
  14 local srcname, N, dstname = ...
  15 if N == "32" or N == "64" then
  16 else
  17   N = "32"
  18 end
  19 if (srcname == nil or srcname == "") then
  20   srcname = "..\\include\\vmjit_x86_xx_insids.lh"
  21 end
  22 if dstname == nil or dstname == "" then
  23   dstname = _match(_gsub(srcname, "xx", N), "^(.-)%.[^.\\/]*$") .. ".h"
  24 end
  25
  26 local emblua = _loadstr(readfile("emblua.lua"))
  27 local oldtext = readfile(srcname)
  28 oldtext = _gsub(oldtext, "%$%$%$", N)
  29 local newtext = emblua({type = "string", value = oldtext, file = srcname},{type="string"})
  30
  31 local f = _open(dstname, "w")
  32 f:write(newtext)
  33 f:close()