[PATCH] server_mp: favor "Kernel#select" instead of "IO.select"

[Eric Wong]

Golfing to eliminate a constant lookup and inline-constant-cache entry
---
 lib/yahns/server_mp.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/yahns/server_mp.rb b/lib/yahns/server_mp.rb
index c9cd207..7b2f9b7 100644
--- a/lib/yahns/server_mp.rb
+++ b/lib/yahns/server_mp.rb
@@ -159,7 +159,7 @@ def run_mp_worker(worker)
   def mp_sig_handle(watch, alive)
     # not performance critical
     watch.delete_if { |io| io.to_io.closed? }
-    if r = IO.select(watch, nil, nil, alive ? nil : 0.1)
+    if r = select(watch, nil, nil, alive ? nil : 0.1)
       r[0].each(&:yahns_step)
     end
     case @sig_queue.shift
-- 
EW

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