From fbadc634cb3a805c94fd71d4136291b51784cd04 Mon Sep 17 00:00:00 2001
From: Christopher Faylor <me@cgf.cx>
Date: Fri, 14 Jul 2006 22:15:12 +0000
Subject: * fork.cc (fork): Lock the process before forking to prevent things
 like new fds from being opened, etc. * sync.h (lock_process::dont_bother):
 New function.

---
 winsup/cygwin/fork.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'winsup/cygwin/fork.cc')

diff --git a/winsup/cygwin/fork.cc b/winsup/cygwin/fork.cc
index 204362911..ed85e74cf 100644
--- a/winsup/cygwin/fork.cc
+++ b/winsup/cygwin/fork.cc
@@ -533,6 +533,7 @@ fork ()
       return -1;
     }
 
+  lock_process now;
   if (sig_send (NULL, __SIGHOLD))
     {
       if (exit_state)
@@ -547,7 +548,10 @@ fork ()
   __asm__ volatile ("movl %%esp,%0": "=r" (esp));
 
   if (ischild)
-    res = grouped.child (esp);
+    {
+      res = grouped.child (esp);
+      now.dont_bother ();
+    }
   else
     {
       res = grouped.parent (esp);
-- 
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