nobu	2017-02-04 19:48:13 +0900 (Sat, 04 Feb 2017)

  New Revision: 57531

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57531

  Log:
    pty/shl.rb: update [ci skip]
    
    * sample/pty/shl.rb: stop writer loop when the child exited.
      PTY::ChildExited no longer raises asynchronously since r20298.
      [ruby-dev:49974] [Bug #13191]

  Modified files:
    trunk/sample/pty/shl.rb
Index: sample/pty/shl.rb
===================================================================
--- sample/pty/shl.rb	(revision 57530)
+++ sample/pty/shl.rb	(revision 57531)
@@ -41,9 +41,10 @@ end https://github.com/ruby/ruby/blob/trunk/sample/pty/shl.rb#L41
 $reader = Thread.new {
   while true
     begin
-      next if $r_pty.nil?
+      Thread.stop unless $r_pty
       c = $r_pty.getc
       if c.nil? then
+        Thread.main.raise('Exit')
         Thread.stop
       end
       print c.chr

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