New feature optionally to accelerate auto-repeated scrolling.

src/xdisp.c: Remove "static" from declaration of
Qfontification_functions.

src/window.c (window_scroll): bind fontification-functions to nil when
scrolling by whole screens and fast-but-imprecise-scrolling is non-nil.
(syms_of_window): New DEFVAR_BOOL fast-but-imprecise-scrolling.

src/lisp.h (bool): Declare Qfontification_functions extern.

lisp/cus-start.el (all): Add fast-but-imprecise-scrolling.

doc/emacs/display.texi (Scrolling): fast-but-imprecise-scrolling.
Describe new variable.

etc/NEWS: Add entry for fast-but-imprecise-scrolling.

1 files changed, 15 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index fd56186105b..46bf2801849 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,18 @@
+2014-12-14  Alan Mackenzie  <acm@muc.de>
+
+        New feature optionally to accelerate auto-repeated scrolling.
+
+        * xdisp.c: Remove "static" from declaration of
+        Qfontification_functions.
+
+        * window.c (window_scroll): bind fontification-functions to nil
+        when scrolling by whole screens and
+        fast-but-imprecise-scrolling is non-nil.
+        (syms_of_window): New DEFVAR_BOOL
+        fast-but-imprecise-scrolling.
+
+        * lisp.h (bool): Declare Qfontification_functions extern.
+
 2014-12-14  Eli Zaretskii  <eliz@gnu.org>
 
         Load system's default trusted Certificate Authorities if available.