[ruby-cvs:56449] naruse:r49299 (ruby_2_2): merge revision(s) 49244: [Backport #6232]

[naruse at ruby-lang.org]

naruse	2015-01-17 16:50:07 +0900 (Sat, 17 Jan 2015)

  New Revision: 49299

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=49299

  Log:
    merge revision(s) 49244: [Backport #6232]
    
    * ext/readline/readline.c (readline_s_refresh_line): initialize
      before rl_refresh_line(), as some function make the internal
      state non-clean but rl_refresh_line() does not re-initialize it.
      [ruby-core:43957] [Bug #6232]

  Modified directories:
    branches/ruby_2_2/
  Modified files:
    branches/ruby_2_2/ChangeLog
    branches/ruby_2_2/ext/readline/readline.c
    branches/ruby_2_2/test/readline/test_readline.rb
    branches/ruby_2_2/version.h