Merge from emacs-24; up to 2012-12-17T11:17:34Z!rgm@gnu.org

[gnu-emacs] / lisp / server.el

diff --git a/lisp/server.el b/lisp/server.el
index 151ba35503f3bdd60ddc868fac5bda5d9b9f84be..05ac345d9048cd1bb75842d69f30c410e7348bbd 100644 (file)
--- a/lisp/server.el
+++ b/lisp/server.el
@@ -361,7 +361,7 @@ Updates `server-clients'."
 
 (defconst server-buffer " *server*"
   "Buffer used internally by Emacs's server.
-One use is to log the I/O for debugging purposes (see `server-log'),
+One use is to log the I/O for debugging purposes (see option `server-log'),
 the other is to provide a current buffer in which the process filter can
 safely let-bind buffer-local variables like `default-directory'.")
 
@@ -369,7 +369,7 @@ safely let-bind buffer-local variables like `default-directory'.")
   "If non-nil, log the server's inputs and outputs in the `server-buffer'.")
 
 (defun server-log (string &optional client)
-  "If `server-log' is non-nil, log STRING to `server-buffer'.
+  "If option `server-log' is non-nil, log STRING to `server-buffer'.
 If CLIENT is non-nil, add a description of it to the logged message."
   (when server-log
     (with-current-buffer (get-buffer-create server-buffer)
@@ -1257,12 +1257,17 @@ The following commands are accepted by the client:
           (mapc 'funcall (nreverse commands))
 
          ;; If we were told only to open a new client, obey
-         ;; `initial-buffer-choice' if it specifies a file.
-         (unless (or files commands)
-           (if (stringp initial-buffer-choice)
-               (find-file initial-buffer-choice)
-             (switch-to-buffer (get-buffer-create "*scratch*")
-                               'norecord)))
+         ;; `initial-buffer-choice' if it specifies a file
+          ;; or a function.
+          (unless (or files commands)
+            (let ((buf
+                   (cond ((stringp initial-buffer-choice)
+                         (find-file-noselect initial-buffer-choice))
+                        ((functionp initial-buffer-choice)
+                         (funcall initial-buffer-choice)))))
+             (switch-to-buffer
+              (if (buffer-live-p buf) buf (get-buffer-create "*scratch*"))
+              'norecord)))
 
           ;; Delete the client if necessary.
           (cond