From aa6b7b0701a683c7457bdd9ff3e5732be19a8f59 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 20 Jan 2015 04:09:24 +0000
Subject: redmine-backporter.rb: try Readline

* tool/redmine-backporter.rb (readline): try Readline.readline if
  available.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49350 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 tool/redmine-backporter.rb | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'tool/redmine-backporter.rb')

diff --git a/tool/redmine-backporter.rb b/tool/redmine-backporter.rb
index 46346b3fd7..5ebc4dffdf 100755
--- a/tool/redmine-backporter.rb
+++ b/tool/redmine-backporter.rb
@@ -8,6 +8,12 @@ require 'stringio'
 require 'strscan'
 require 'optparse'
 require 'pp'
+begin
+  require 'readline'
+rescue LoadError
+else
+  include Readline
+end
 
 VERSION = '0.0.1'
 
@@ -195,7 +201,7 @@ def more(sio)
   end
 end
 
-def readline(prompt = '')
+def Readline.readline(prompt = '')
   console = IO.console
   console.binmode
   ly, lx = console.winsize
@@ -226,7 +232,7 @@ def readline(prompt = '')
       line << c
     end
   end
-end
+end unless defined?(Readline.readline)
 
 def mergeinfo
   `svn propget svn:mergeinfo #{RUBY_REPO_PATH}`
@@ -266,7 +272,7 @@ puts "Backporter #{VERSION}".color(bold: true) + " for #{TARGET_VERSION}"
 @changesets = nil
 while true
   begin
-    l = readline '> '
+    l = Readline.readline '> '
   rescue Interrupt
     break
   end
-- 
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