transcode.c (transcode_loop): constified.
transcode.c (str_transcode): rb_str_set_len() sets a delimiter.
transcode_data.h (rb_transcoder): constified preprocessor and postprocessor input.
enc/trans/japanese.c: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18066 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
transcode.c (transcode_loop): constified.
transcode.c (str_transcode): rb_str_set_len() sets a delimiter.
transcode_data.h (rb_transcoder): constified preprocessor and
postprocessor input.
enc/trans/japanese.c: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18066 b2dd03c8-39d4-4d8f-98ff-823fe69b080e