From afd4cfcf22a4ec6e2dbd5f774169ce771d22acea Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Tue, 6 Jul 2021 19:06:49 +0900
Subject: Try "so" attribute if "smso" is not found

---
 tool/lib/colorize.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'tool/lib/colorize.rb')

diff --git a/tool/lib/colorize.rb b/tool/lib/colorize.rb
index 6699aef572..11b878d318 100644
--- a/tool/lib/colorize.rb
+++ b/tool/lib/colorize.rb
@@ -8,7 +8,7 @@ class Colorize
     @colors = @reset = nil
     @color = (opts[:color] if opts)
     if color or (color == nil && STDOUT.tty?)
-      if (/\A\e\[.*m\z/ =~ IO.popen("tput smso", "r", :err => IO::NULL, &:read) rescue nil)
+      if (%w[smso so].any? {|attr| /\A\e\[.*m\z/ =~ IO.popen("tput #{attr}", "r", :err => IO::NULL, &:read)} rescue nil)
         @beg = "\e["
         colors = (colors = ENV['TEST_COLORS']) ? Hash[colors.scan(/(\w+)=([^:\n]*)/)] : {}
         if opts and colors_file = opts[:colors_file]
-- 
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