rev/core: set IO::Buffer.default_node_size if possible

It can noticeably improve performance if available.

ref: http://rubyforge.org/pipermail/rev-talk/2009-November/000116.html

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/rainbows/rev/core.rb b/lib/rainbows/rev/core.rb
index 472182a..eaff2c6 100644
--- a/lib/rainbows/rev/core.rb
+++ b/lib/rainbows/rev/core.rb
@@ -1,6 +1,8 @@
 # -*- encoding: binary -*-
 require 'rev'
 Rev::VERSION >= '0.3.0' or abort 'rev >= 0.3.0 is required'
+if IO::Buffer.respond_to?(:default_node_size=)
+  IO::Buffer.default_node_size = Rev::IO::INPUT_SIZE
 require 'rainbows/rev/heartbeat'
 
 module Rainbows