`auto-save-list-file-prefix' can be a directory name

* lisp/files.el (recover-session): Handle `auto-save-list-file-prefix'
being a directory (empty non-directory part).

2 files changed, 10 insertions, 4 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index af8845bfb45..2c22ed24bb6 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2015-02-23  Sam Steingold  <sds@gnu.org>
+
+        * files.el (recover-session): Handle `auto-save-list-file-prefix'
+        being a directory (empty non-directory part).
+
 2015-02-23  Magnus Henoch  <magnus.henoch@gmail.com>
 
         * net/sasl.el (sasl-mechanism-alist): Refer to sasl-scram-rfc
diff --git a/lisp/files.el b/lisp/files.el
index 1914ad8814c..42b00accbd8 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -5664,13 +5664,14 @@ Then you'll be asked about a number of files to recover."
   (interactive)
   (if (null auto-save-list-file-prefix)
       (error "You set `auto-save-list-file-prefix' to disable making session files"))
-  (let ((dir (file-name-directory auto-save-list-file-prefix)))
+  (let ((dir (file-name-directory auto-save-list-file-prefix))
+        (nd (file-name-nondirectory auto-save-list-file-prefix)))
     (unless (file-directory-p dir)
       (make-directory dir t))
     (unless (directory-files dir nil
-                             (concat "\\`" (regexp-quote
-                                            (file-name-nondirectory
-                                             auto-save-list-file-prefix)))
+                             (if (string= "" nd)
+                                 directory-files-no-dot-files-regexp
+                               (concat "\\`" (regexp-quote nd)))
                              t)
       (error "No previous sessions to recover")))
   (let ((ls-lisp-support-shell-wildcards t))