From 402402741dccdda8d52e548cc9dc89b806d852f9 Mon Sep 17 00:00:00 2001
From: kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 25 Dec 2010 05:31:04 +0000
Subject:     * ext/pty/pty.c (chfunc): Added rb_thread_atfork_before_exec().  
     We must reinitialize GVL when new process creation. Otherwise       we
 may meet an insane deadlock. [Bug #4121][ruby-dev:42686]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30350 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/pty/pty.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'ext/pty/pty.c')

diff --git a/ext/pty/pty.c b/ext/pty/pty.c
index b2b5caa2af..76543dbaec 100644
--- a/ext/pty/pty.c
+++ b/ext/pty/pty.c
@@ -156,6 +156,8 @@ chfunc(void *data, char *errbuf, size_t errbuf_len)
 	return -1; \
     } while (0)
 
+    rb_thread_atfork_before_exec();
+
     /*
      * Set free from process group and controlling terminal
      */
-- 
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