From: "naruse (Yui NARUSE)" Date: 2012-11-09T17:01:32+09:00 Subject: [ruby-core:49139] [ruby-trunk - Bug #7201][Rejected] Setting default_external affects STDIN encoding but default_internal does not Issue #7201 has been updated by naruse (Yui NARUSE). Status changed from Assigned to Rejected This is not a bug in 1.9.3 and 2.0.0 while I feel this behavior is not so good. I won't change this but it will be big change, therefore I keep compatibility in near future. ---------------------------------------- Bug #7201: Setting default_external affects STDIN encoding but default_internal does not https://bugs.ruby-lang.org/issues/7201#change-32684 Author: brixen (Brian Ford) Status: Rejected Priority: Normal Assignee: naruse (Yui NARUSE) Category: Target version: 2.0.0 ruby -v: ruby 1.9.3p286 (2012-10-12 revision 37165) [x86_64-darwin10.8.0] Changing Encoding.default_external changes STDIN.external_encoding, but changing Encoding.default_internal does not change STDIN.internal_encoding. STDOUT and STDERR internal/external encodings are not changed in either case and are always nil. Is this a bug? See the following IRB transcript: $ irb 1.9.3p286 :001 > Encoding.default_external => # 1.9.3p286 :002 > Encoding.default_internal => nil 1.9.3p286 :003 > STDIN.external_encoding => # 1.9.3p286 :004 > STDIN.internal_encoding => nil 1.9.3p286 :005 > Encoding.default_external = "euc-jp" => "euc-jp" 1.9.3p286 :006 > STDIN.external_encoding => # 1.9.3p286 :007 > STDIN.internal_encoding => nil 1.9.3p286 :008 > Encoding.default_internal = "iso-8859-1" => "iso-8859-1" 1.9.3p286 :009 > STDIN.internal_encoding => nil Thanks, Brian -- http://bugs.ruby-lang.org/