From b32416211ef30e958ec38c8c99833161cd476dd4 Mon Sep 17 00:00:00 2001
From: Eric Wong <normalperson@yhbt.net>
Date: Mon, 18 Apr 2011 22:21:58 +0000
Subject: reinitialize PRNG for latest Ruby 1.8.7 releases

The current versions of Ruby 1.8 do not reseed the PRNG after
forking, so we'll work around that by calling Kernel#srand.

ref: http://redmine.ruby-lang.org/issues/show/4338
---
 lib/unicorn/http_server.rb | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/unicorn/http_server.rb b/lib/unicorn/http_server.rb
index 07d0b4f..2706568 100644
--- a/lib/unicorn/http_server.rb
+++ b/lib/unicorn/http_server.rb
@@ -484,14 +484,19 @@ class Unicorn::HttpServer
     next_sleep
   end
 
+  def after_fork_internal
+    @ready_pipe.close if @ready_pipe
+    @ready_pipe = nil
+    srand # http://redmine.ruby-lang.org/issues/4338
+  end
+
   def spawn_missing_workers
     (0...worker_processes).each do |worker_nr|
       WORKERS.values.include?(worker_nr) and next
       worker = Worker.new(worker_nr, Unicorn::TmpIO.new)
       before_fork.call(self, worker)
       WORKERS[fork {
-        ready_pipe.close if ready_pipe
-        self.ready_pipe = nil
+        after_fork_internal
         worker_loop(worker)
       }] = worker
     end
-- 
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