--
--  rhnop
--
--  Copyright (C) 2011 Christian Pointner <equinox@helsinki.at>
--
--  This file is part of rhnop.
--
--  rhnop is free software: you can redistribute it and/or modify
--  it under the terms of the GNU General Public License as published by
--  the Free Software Foundation, either version 3 of the License, or
--  any later version.
--
--  rhnop is distributed in the hope that it will be useful,
--  but WITHOUT ANY WARRANTY; without even the implied warranty of
--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--  GNU General Public License for more details.
--
--  You should have received a copy of the GNU General Public License
--  along with rhnop. If not, see <http://www.gnu.org/licenses/>.
--
require "socket"


function main_loop()
   local pipefd = pipe.getreadfd()

   while true do
      local readable, _, err = socket.select({ pipefd } , nil)
      if(err) then
         print("select returned with error: " .. err)
         return -1
      else
         for _, input in ipairs(readable) do
            if(input == pipefd) then
               local ret = pipe.consume()
               if ret == 1 then
                  print("pipe was signaled")
               else
                  return ret
               end
            else
               print("select returned unknown file descriptor!?")
            end
         end
      end
   end

   return 0
end