X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/b35f288d478ef137a4d9e8e5a6a5f368a86b01f5..acaf905b1130aae80fa59d2c861ffd4c8eb75486:/lisp/emacs-lisp/unsafep.el

diff --git a/lisp/emacs-lisp/unsafep.el b/lisp/emacs-lisp/unsafep.el
index e61de23c34..11256c294d 100644
--- a/lisp/emacs-lisp/unsafep.el
+++ b/lisp/emacs-lisp/unsafep.el
@@ -1,6 +1,6 @@
 ;;;; unsafep.el -- Determine whether a Lisp form is safe to evaluate
 
-;; Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2012 Free Software Foundation, Inc.
 
 ;; Author: Jonathan Yavner <jyavner@member.fsf.org>
 ;; Maintainer: Jonathan Yavner <jyavner@member.fsf.org>
@@ -101,15 +101,13 @@ in the parse.")
 (dolist (x '(;;Special forms
 	     and catch if or prog1 prog2 progn while unwind-protect
 	     ;;Safe subrs that have some side-effects
-	     ding error message minibuffer-message random read-minibuffer
-	     signal sleep-for string-match throw y-or-n-p yes-or-no-p
+	     ding error random signal sleep-for string-match throw
 	     ;;Defsubst functions from subr.el
 	     caar cadr cdar cddr
 	     ;;Macros from subr.el
-	     save-match-data unless when with-temp-message
+	     save-match-data unless when
 	     ;;Functions from subr.el that have side effects
-	     read-passwd split-string replace-regexp-in-string
-	     play-sound-file))
+	     split-string replace-regexp-in-string play-sound-file))
   (put x 'safe-function t))
 
 ;;;###autoload
@@ -204,6 +202,9 @@ UNSAFEP-VARS is a list of symbols with local bindings."
 	      (dolist (x (nthcdr 3 form))
 		(setq reason (unsafep-progn (cdr x)))
 		(if reason (throw 'unsafep reason))))))
+       ((eq fun '\`)
+	;; Backquoted form - safe if its expansion is.
+	(unsafep (cdr (backquote-process (cadr form)))))
        (t
 	;;First unsafep-function call above wasn't nil, no special case applies
 	reason)))))
@@ -260,5 +261,4 @@ If TO-BIND is t, check whether SYM is safe to bind."
 	     (local-variable-p sym)))
     `(global-variable ,sym))))
 
-;; arch-tag: 6216f98b-eb8f-467a-9c33-7a7644f50658
 ;;; unsafep.el ends here