Variable: mm-coding-system-priorities
mm-coding-system-priorities is a customizable variable defined in
mm-util.el.gz.
Value
nil
Documentation
Preferred coding systems for encoding outgoing messages.
More than one suitable coding system may be found for some text.
By default, the coding system with the highest priority is used
to encode outgoing messages (see sort-coding-systems). If this
variable is set, it overrides the default priority.
This variable was added, or its default value changed, in Emacs 24.4.
Source Code
;; Defined in /usr/src/emacs/lisp/gnus/mm-util.el.gz
(defcustom mm-coding-system-priorities
(and (string-match "\\`Japanese" current-language-environment)
;; Japanese users prefer iso-2022-jp to others usually used
;; for `buffer-file-coding-system', however iso-8859-1 should
;; be used when there are only ASCII and Latin-1 characters.
'(iso-8859-1 iso-2022-jp utf-8))
"Preferred coding systems for encoding outgoing messages.
More than one suitable coding system may be found for some text.
By default, the coding system with the highest priority is used
to encode outgoing messages (see `sort-coding-systems'). If this
variable is set, it overrides the default priority."
:version "24.4"
:type '(repeat (symbol :tag "Coding system"))
:group 'mime)