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authorStefan Monnier <monnier@iro.umontreal.ca>2010-11-11 17:19:01 -0500
committerStefan Monnier <monnier@iro.umontreal.ca>2010-11-11 17:19:01 -0500
commitacef0722fc954a88eea588486b478f49b1afdc6a (patch)
tree6d7b78590da45bbedec5fd7486e22dd28e56daed /lisp/files.el
parent7bea8c7a92e1fb3eaf1a4e9f2becdaf0074f64ad (diff)
downloademacs-acef0722fc954a88eea588486b478f49b1afdc6a.tar.gz
* lisp/files.el (safe-local-variable-p): Gracefully handle errors.
* lisp/emacs-lisp/bytecomp.el (byte-compile-warnings): Simplify the safety predicate.
Diffstat (limited to 'lisp/files.el')
-rw-r--r--lisp/files.el5
1 files changed, 4 insertions, 1 deletions
diff --git a/lisp/files.el b/lisp/files.el
index 0664bfd3844..4901c3872cd 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -3134,7 +3134,10 @@ It is safe if any of these conditions are met:
evaluates to a non-nil value with VAL as an argument."
(or (member (cons sym val) safe-local-variable-values)
(let ((safep (get sym 'safe-local-variable)))
- (and (functionp safep) (funcall safep val)))))
+ (and (functionp safep)
+ ;; If the function signals an error, that means it
+ ;; can't assure us that the value is safe.
+ (with-demoted-errors (funcall safep val))))))
(defun risky-local-variable-p (sym &optional ignored)
"Non-nil if SYM could be dangerous as a file-local variable.