[tor-bugs] #2029 [Tor Relay]: Set FD_CLOEXEC on all open file descriptors so that they are closed on exec()

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#2029: Set FD_CLOEXEC on all open file descriptors so that they are closed on
exec()
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 Reporter:  sjmurdoch  |       Owner:  sjmurdoch         
     Type:  defect     |      Status:  needs_review      
 Priority:  normal     |   Milestone:  Tor: 0.2.3.x-final
Component:  Tor Relay  |     Version:                    
 Keywords:             |      Parent:  #1775             
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Comment(by sjmurdoch):

 Checking now, but there was a compile error on MacOS X (which appears not
 to have `O_CLOEXEC`). I have attached a patch.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/2029#comment:6>
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