From 34f3f916e6c99fe5d21b1e82339a35c45fb937ff Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 20 Nov 2018 05:18:28 +0000
Subject: [PATCH] Simply treat IO::WaitReadable just like Errno::EAGAIN

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65829 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 bootstraptest/runner.rb | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/bootstraptest/runner.rb b/bootstraptest/runner.rb
index c2a3790236..feb8ada5c1 100755
--- a/bootstraptest/runner.rb
+++ b/bootstraptest/runner.rb
@@ -383,15 +383,9 @@ def assert_finish(timeout_seconds, testsrc, message = '')
       end
       if io.respond_to?(:read_nonblock)
         if IO.select([io], nil, nil, diff)
-          tries = 0
           begin
             io.read_nonblock(1024)
-          rescue IO::WaitReadable
-            IO.select([io])
-            tries += 1
-            break if tries > 3
-            retry
-          rescue Errno::EAGAIN, EOFError
+          rescue Errno::EAGAIN, IO::WaitReadable, EOFError
             break
           end while true
         end