Make obsolete --unibyte argument do nothing (Bug#6886).

* src/emacs.c (main): Remove --unibyte handling (Bug#6886).

* lisp/startup.el (command-line-1): Issue warning for ignored arguments
--unibyte, etc (Bug#6886).

* doc/lispref/nonascii.texi (Text Representations):
* doc/lispref/loading.texi (Loading Non-ASCII):
* doc/lispref/compile.texi (Byte Compilation): Don't mention obsolete
--unibyte command-line argument.

1 files changed, 1 insertions, 2 deletions

diff --git a/src/doc.c b/src/doc.c
index a8601d930d0..f8ab9d081b9 100644
--- a/src/doc.c
+++ b/src/doc.c
@@ -285,8 +285,7 @@ get_doc_string (Lisp_Object filepos, int unibyte, int definition)
                                 to - (get_doc_string_buffer + offset));
   else
     {
-      /* Let the data determine whether the string is multibyte,
-         even if Emacs is running in --unibyte mode.  */
+      /* The data determines whether the string is multibyte.  */
       int nchars = multibyte_chars_in_text (get_doc_string_buffer + offset,
                                             to - (get_doc_string_buffer + offset));
       return make_string_from_bytes (get_doc_string_buffer + offset,