refactor and split into separate files

Making the code easier to read and navigate.  This also
frees us from having to use the stupid A4_ prefix for
accept4(2) flags since it conflicts with the socket(2)
ones.

1 files changed, 18 insertions, 0 deletions

diff --git a/lib/kgio.rb b/lib/kgio.rb
index e104f46..ae7eac8 100644
--- a/lib/kgio.rb
+++ b/lib/kgio.rb
@@ -1,3 +1,21 @@
+# -*- encoding: binary -*-
+require 'socket'
+module Kgio
+
+  # The IPv4 address of UNIX domain sockets, useful for creating
+  # Rack (and CGI) servers that also serve HTTP traffic over
+  # UNIX domain sockets.
+  LOCALHOST = '127.0.0.1'
+end
+
+# Kgio::PipeMethods#kgio_tryread and Kgio::SocketMethods#kgio_tryread will
+# return this constant when waiting for a read is required.
+module Kgio::WaitReadable; end
+
+# PipeMethods#kgio_trywrite and SocketMethods#kgio_trywrite will
+# return this constant when waiting for a read is required.
+module Kgio::WaitWritable; end
+
 require 'kgio_ext'
 
 # use Kgio::Pipe.popen and Kgio::Pipe.new instead of IO.popen