# -*- encoding: binary -*-
require 'io_splice_ext'

class IO

  class Splice

    # the version of IO::Splice, currently 0.1.0
    VERSION = '0.1.0'

    # The maximum capacity of the pipe in bytes.
    # Under stock Linux, this is 65536 bytes as of 2.6.11, and 4096 before
    # We detect this at runtime as it is easy to recompile the kernel
    # and set a new value.
    PIPE_CAPA = begin
      rd, wr = IO.pipe
      buf = ' ' * PIPE_BUF
      n = 0
      begin
        n += wr.write_nonblock(buf)
      rescue Errno::EAGAIN
        break
      end while true
      wr.close
      rd.close
      n
    end

  end
end