[Emacs-diffs] trunk r114669: Add usage note of buffer-invisibility-spec.

[Xue Fuqiao]

------------------------------------------------------------
revno: 114669
revision-id: address@hidden
parent: address@hidden
committer: Xue Fuqiao <address@hidden>
branch nick: trunk
timestamp: Tue 2013-10-15 20:47:57 +0800
message:
  Add usage note of buffer-invisibility-spec.
  
  * src/buffer.c (syms_of_buffer) <buffer-invisibility-spec>: Add usage
  note from the lispref.
modified:
  src/ChangeLog                  changelog-20091113204419-o5vbwnq5f7feedwu-1438
  src/buffer.c                   buffer.c-20091113204419-o5vbwnq5f7feedwu-264

=== modified file 'src/ChangeLog'
--- a/src/ChangeLog     2013-10-15 06:36:43 +0000
+++ b/src/ChangeLog     2013-10-15 12:47:57 +0000
@@ -1,3 +1,8 @@
+2013-10-15  Xue Fuqiao  <address@hidden>
+
+       * buffer.c (syms_of_buffer) <buffer-invisibility-spec>: Add usage
+       note from the lispref.
+
 2013-10-15  Dmitry Antipov  <address@hidden>
 
        * nsterm.h (struct ns_display_info): Remove set-but-unused

=== modified file 'src/buffer.c'
--- a/src/buffer.c      2013-09-24 06:43:20 +0000
+++ b/src/buffer.c      2013-10-15 12:47:57 +0000
@@ -6190,7 +6190,9 @@
 property is an element in that list (or is a list with members in common).
 If an element is a cons cell of the form (PROP . ELLIPSIS),
 then characters with property value PROP are invisible,
-and they have an ellipsis as well if ELLIPSIS is non-nil.  */);
+and they have an ellipsis as well if ELLIPSIS is non-nil.
+Setting this variable is very fast, much faster than scanning all the
+text in the buffer looking for properties to change.  */);
 
   DEFVAR_PER_BUFFER ("buffer-display-count",
                     &BVAR (current_buffer, display_count), Qintegerp,