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[Emacs-diffs] emacs-24 d69e9f1: CC Mode: Stop Font Lock forcing fontific
From: |
Alan Mackenzie |
Subject: |
[Emacs-diffs] emacs-24 d69e9f1: CC Mode: Stop Font Lock forcing fontification from BOL. Fixes debbugs#19669. |
Date: |
Sun, 01 Feb 2015 21:22:13 +0000 |
branch: emacs-24
commit d69e9f1c24f37f36af33b0468c5a4e100dbb09b6
Author: Alan Mackenzie <address@hidden>
Commit: Alan Mackenzie <address@hidden>
CC Mode: Stop Font Lock forcing fontification from BOL. Fixes
debbugs#19669.
cc-mode.el (c-font-lock-init): Setq font-lock-extend-region-functions to
nil.
---
lisp/ChangeLog | 8 ++++++++
lisp/progmodes/cc-mode.el | 8 ++++++++
2 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index fd54c68..2d4f71f 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,11 @@
+2015-02-01 Alan Mackenzie <address@hidden>
+
+ CC Mode: Stop Font Lock forcing fontification from BOL. Fixes
+ debbugs#19669.
+
+ * progmodes/cc-mode.el (c-font-lock-init): Setq
+ font-lock-extend-region-functions to nil.
+
2015-01-31 Alan Mackenzie <address@hidden>
Handle "#" operator properly inside macro. Fix coding bug.
diff --git a/lisp/progmodes/cc-mode.el b/lisp/progmodes/cc-mode.el
index 1cba502..50a7004 100644
--- a/lisp/progmodes/cc-mode.el
+++ b/lisp/progmodes/cc-mode.el
@@ -1237,6 +1237,14 @@ This function is called from `c-common-init', once per
mode initialization."
(font-lock-mark-block-function
. c-mark-function)))
+ ;; Prevent `font-lock-default-fontify-region' extending the region it will
+ ;; fontify to whole lines by removing `font-lock-extend-region-whole-lines'
+ ;; (and, coincidentally, `font-lock-extend-region-multiline' (which we do
+ ;; not need)) from `font-lock-extend-region-functions'. (Emacs only). This
+ ;; fixes Emacs bug #19669.
+ (when (boundp 'font-lock-extend-region-functions)
+ (setq font-lock-extend-region-functions nil))
+
(make-local-variable 'font-lock-fontify-region-function)
(setq font-lock-fontify-region-function 'c-font-lock-fontify-region)
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- [Emacs-diffs] emacs-24 d69e9f1: CC Mode: Stop Font Lock forcing fontification from BOL. Fixes debbugs#19669.,
Alan Mackenzie <=