From f7b7029cc019ce908a34585aaa6d7df430c6ceb6 Mon Sep 17 00:00:00 2001 From: Silvio Relli Date: Mon, 8 Oct 2012 16:40:37 +0200 Subject: [PATCH] Fix for nil value on io select loop, fixes #260 --- lib/foreman/engine.rb | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lib/foreman/engine.rb b/lib/foreman/engine.rb index 13f923d..4d0fefa 100644 --- a/lib/foreman/engine.rb +++ b/lib/foreman/engine.rb @@ -273,7 +273,8 @@ private Thread.new do begin loop do - (IO.select(@readers.values, nil, nil, 30).first || []).each do |reader| + io = IO.select(@readers.values, nil, nil, 30) + (io.nil? ? [] : io.first).each do |reader| data = reader.gets output_with_mutex name_for(@readers.invert[reader]), data end