Give better error messages when trying to load non-existent symlinks

* files.el (after-find-file): Give a better error message when
trying to find a symlink that points to a file that doesn't exist
(bug#4398).

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 4d75309..19c80a6 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,9 @@
 2011-07-12  Lars Magne Ingebrigtsen  <larsi@gnus.org>
 
+       * files.el (after-find-file): Give a better error message when
+       trying to find a symlink that points to a file that doesn't exist
+       (bug#4398).
+
        * progmodes/cc-vars.el: Remove (probably) misleading comment
        (bug#4396).
 

diff --git a/lisp/files.el b/lisp/files.el
index 1071adb..bf38ce3 100644 (file)
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -2060,7 +2060,11 @@ unless NOMODES is non-nil."
             ((not warn) nil)
             ((and error (file-attributes buffer-file-name))
              (setq buffer-read-only t)
-             "File exists, but cannot be read")
+             (if (and (file-symlink-p buffer-file-name)
+                      (not (file-exists-p
+                            (file-chase-links buffer-file-name))))
+                 "Symbolic link that points to nonexistent file"
+               "File exists, but cannot be read"))
             ((not buffer-read-only)
              (if (and warn
                       ;; No need to warn if buffer is auto-saved