From: Glenn Morris <rgm@gnu.org>
Date: Mon, 3 Mar 2008 03:27:16 +0000 (+0000)
Subject: Tweak frame-local variables entry.
X-Git-Tag: emacs-pretest-23.0.90~7504
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=83c7166192ef25f99922b319131505e816287fba;p=emacs.git

Tweak frame-local variables entry.
---

diff --git a/etc/NEWS.22 b/etc/NEWS.22
index 5778e56ca26..dec786ba524 100644
--- a/etc/NEWS.22
+++ b/etc/NEWS.22
@@ -138,12 +138,9 @@ because they clash with commands provided by dirtrack.el.  Use
 They can easily be emulated.  Rather than calling `make-variable-frame-local'
 and accessing the variable value directly, explicitly check for a
 frame-parameter, and if there is one, use its value in preference to
-that of the variable. Eg:
-(let ((fp (assoc 'var (frame-parameters))))
-  ;; Use frame-parameter, even if nil.
-  (if fp (cdr fp)
-     ;; Else use normal variable value.
-     var))
+that of the variable.  Note that buffer-local values should take
+preference over frame-local ones, so you may wish to check `local-variable-p'
+first.
 
 ** The function invisible-p returns non-nil if the character
 after a specified position is invisible.