XEmacs 21.4.17 "Jumbo Shrimp".

[chise/xemacs-chise.git.1] / lisp / hyper-apropos.el

diff --git a/lisp/hyper-apropos.el b/lisp/hyper-apropos.el
index 7194df8..d5e4cde 100644 (file)
--- a/lisp/hyper-apropos.el
+++ b/lisp/hyper-apropos.el
@@ -310,10 +310,12 @@ a = autoloaded, b = byte-compiled, i = internal, l = lambda, m = macro.\n\n"
                         (if (natnump l) l 0)))
       (and hyper-apropos-show-brief-docs
           (setq doc
-          ;; A symbol's function slot can point to an unbound symbol.
-          ;; In that case, `documentation' will fail.
-                (ignore-errors
-                  (documentation fn)))
+                ;; A symbol's function slot can point to an unbound symbol.
+                ;; In that case, `documentation' will fail.
+                (condition-case nil
+                    (documentation fn)
+                  (void-function "(alias for undefined function)")
+                  (error "(unexpected error from `documentation')")))
           (if  (string-match
                 "^([^\n\t )]+[\t ]*\\([^\n)]+\\)?)\\(:[\t ]*\\|\n?\\'\\)"
                 doc)
@@ -726,7 +728,12 @@ See also `hyper-apropos' and `hyper-describe-function'."
                     local (current-local-map)
                     global (current-global-map)
                     obsolete (get symbol 'byte-obsolete-info)
-                    doc (or (documentation symbol) "function not documented"))
+                    doc (or (condition-case nil
+                                (documentation symbol)
+                              (void-function
+                               "(alias for undefined function)")
+                              (error "(unexpected error from `documention')"))
+                            "function not documented"))
               (save-excursion
                 (set-buffer hyper-apropos-help-buf)
                 (goto-char (point-max))