From 30b839a013a347d5d474217714e313f18dbef08c Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 22 Oct 2015 08:56:30 +0000
Subject: [PATCH] generic_erb.rb: ignore error

* tool/generic_erb.rb: ignore error that tput is not found.
  [ruby-core:71143] [Bug #11611]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52215 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 tool/generic_erb.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tool/generic_erb.rb b/tool/generic_erb.rb
index 6d97d21fb7..149de3b1b9 100644
--- a/tool/generic_erb.rb
+++ b/tool/generic_erb.rb
@@ -24,7 +24,7 @@ end
 unchanged = "unchanged"
 updated = "updated"
 if color or (color == nil && STDOUT.tty?)
-  if /\A(\e\[).*m\z/ =~ IO.popen("tput smso", "r", &:read)
+  if (/\A(\e\[).*m\z/ =~ IO.popen("tput smso", "r", err: IO::NULL, &:read) rescue nil)
     beg = $1
     colors = (colors = ENV['TEST_COLORS']) ? Hash[colors.scan(/(\w+)=([^:\n]*)/)] : {}
     reset = "#{beg}m"