Convert symbol prettification into minor mode and global minor mode.

* etc/NEWS: Document new Prettify Symbols mode.

* lisp/progmodes/prog-mode.el (prettify-symbols-alist): Rename from
  `prog-prettify-symbols', and make a local defvar instead of defcustom.
  (prettify-symbols--keywords): Rename from `prog-prettify-symbols-alist'
  and make a local defvar.
  (prettify-symbols--compose-symbol): Rename from
  `prog--prettify-font-lock-compose-symbol'.
  (prettify-symbols--make-keywords): Rename from
  `prog-prettify-font-lock-symbols-keywords' and simplify.
  (prog-prettify-install): Remove.
  (prettify-symbols-mode): New minor mode, based on `prog-prettify-install'.
  (turn-on-prettify-symbols-mode): New function.
  (global-prettify-symbols-mode): New globalized minor mode.

* lisp/emacs-lisp/lisp-mode.el (lisp-mode-variables):
* lisp/progmodes/cfengine.el (cfengine3-mode):
* lisp/progmodes/perl-mode.el (perl-mode): Don't call `prog-prettify-install';
  set `prettify-symbols-alist' instead.

1 files changed, 23 insertions, 0 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index abd9e9da3ae..44d8a2a82bd 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,26 @@
+2013-06-18  Juanma Barranquero  <lekktu@gmail.com>
+
+        Convert symbol prettification into minor mode and global minor mode.
+
+        * progmodes/prog-mode.el (prettify-symbols-alist): Rename from
+        `prog-prettify-symbols', and make a local defvar instead of defcustom.
+        (prettify-symbols--keywords): Rename from
+        `prog-prettify-symbols-alist' and make a local defvar.
+        (prettify-symbols--compose-symbol): Rename from
+        `prog--prettify-font-lock-compose-symbol'.
+        (prettify-symbols--make-keywords): Rename from
+        `prog-prettify-font-lock-symbols-keywords' and simplify.
+        (prog-prettify-install): Remove.
+        (prettify-symbols-mode): New minor mode, based on
+        `prog-prettify-install'.
+        (turn-on-prettify-symbols-mode): New function.
+        (global-prettify-symbols-mode): New globalized minor mode.
+
+        * emacs-lisp/lisp-mode.el (lisp-mode-variables):
+        * progmodes/cfengine.el (cfengine3-mode):
+        * progmodes/perl-mode.el (perl-mode): Don't call
+        `prog-prettify-install'; set `prettify-symbols-alist' instead.
+
 2013-06-18  Juri Linkov  <juri@jurta.org>
 
         * files-x.el (modify-file-local-variable-message): New function.