From: Glenn Morris <rgm@gnu.org>
Date: Mon, 3 Mar 2008 03:24:32 +0000 (+0000)
Subject: (viper-frame-value): Prefer buffer-local value, if set, over frame value.
X-Git-Tag: emacs-pretest-23.0.90~7505
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=aba08fe5f68c19febc0ffde6b67af5142b269a97;p=emacs.git

(viper-frame-value): Prefer buffer-local value, if set, over frame value.
---

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 5f0fe54217b..08dcb611ba7 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,8 @@
 2008-03-03  Glenn Morris  <rgm@gnu.org>
 
+	* emulation/viper-util.el (viper-frame-value): Prefer buffer-local
+	value, if set, over frame value.
+
 	* simple.el (transient-mark-mode): Don't turn on by default.
 
 	* net/tls.el (open-tls-stream): Restore the 2007-11-04 change
diff --git a/lisp/emulation/viper-util.el b/lisp/emulation/viper-util.el
index e96f671cc53..291c03c4c4e 100644
--- a/lisp/emulation/viper-util.el
+++ b/lisp/emulation/viper-util.el
@@ -130,11 +130,14 @@ Otherwise return the normal value."
        ,variable
      ;; Frame-local variables are obsolete from Emacs 22.2 onwards,
      ;; so we do it by hand instead.
-     ;; Distinguish between no frame parameter and a frame parameter
-     ;; with a value of nil.
-     (let ((fp (assoc ',variable (frame-parameters))))
-       (if fp (cdr fp)
-	 ,variable))))
+     ;; Buffer-local values take precedence over frame-local ones.
+     (if (local-variable-p ',variable)
+	 ,variable
+       ;; Distinguish between no frame parameter and a frame parameter
+       ;; with a value of nil.
+       (let ((fp (assoc ',variable (frame-parameters))))
+	 (if fp (cdr fp)
+	   ,variable)))))
 
 ;; OS/2
 (cond ((eq (viper-device-type) 'pm)