Fix displaying the user name in error message about no home directory.

 lisp/startup.el (command-line): Don't display an empty user name in
 the error message about non-existent home directory, when
 init-file-user was set to an empty string.  See
 http://lists.gnu.org/archive/html/bug-gnu-emacs/2012-07/msg00835.html
 for the details and context.

2 files changed, 11 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 5dee987d401..b43706a0bef 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,11 @@
+2012-07-23  Eli Zaretskii  <eliz@gnu.org>
+
+        * startup.el (command-line): Don't display an empty user name in
+        the error message about non-existent home directory, when
+        init-file-user was set to an empty string.  See
+        http://lists.gnu.org/archive/html/bug-gnu-emacs/2012-07/msg00835.html
+        for the details and context.
+
 2012-07-22  Vincent Belaïche  <vincentb1@users.sourceforge.net>
 
         * ses.el (ses-cell-formula-aset): New macro.
diff --git a/lisp/startup.el b/lisp/startup.el
index e861a333a76..348e653dd28 100644
--- a/lisp/startup.el
+++ b/lisp/startup.el
@@ -1001,7 +1001,9 @@ Amongst another things, it parses the command-line arguments."
             nil
           (display-warning 'initialization
                            (format "User %s has no home directory"
-                                   init-file-user)
+                                   (if (equal init-file-user "")
+                                       (user-real-login-name)
+                                     init-file-user))
                            :error))))
 
     ;; Load that user's init file, or the default one, or none.