drb: avoid redundant fcntl call

Sockets are close-on-exec by default since Ruby 2.0, so it
is redundant to set it again.

* lib/drb/drb.rb (set_sockopt): remove redundant fcntl call
* lib/drb/unix.rb (set_sockopt): ditto
  [ruby-core:69128] [Feature #11137]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50645 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 1 insertions, 3 deletions

diff --git a/lib/drb/drb.rb b/lib/drb/drb.rb
index 32e5bfb9e7..456d0fbfa0 100644
--- a/lib/drb/drb.rb
+++ b/lib/drb/drb.rb
@@ -47,7 +47,6 @@
 
 require 'socket'
 require 'thread'
-require 'fcntl'
 require 'io/wait'
 require 'drb/eq'
 
@@ -1013,7 +1012,6 @@ module DRb
 
     def set_sockopt(soc) # :nodoc:
       soc.setsockopt(Socket::IPPROTO_TCP, Socket::TCP_NODELAY, 1)
-      soc.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC) if defined? Fcntl::FD_CLOEXEC
     end
   end
 
diff --git a/lib/drb/unix.rb b/lib/drb/unix.rb
index 3fb8d0ecce..637ea7cf6f 100644
--- a/lib/drb/unix.rb
+++ b/lib/drb/unix.rb
@@ -108,7 +108,7 @@ module DRb
     end
 
     def set_sockopt(soc)
-      soc.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC) if defined? Fcntl::FD_CLOEXEC
+      # no-op for now
     end
   end