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-rw-r--r--lisp/ChangeLog9
-rw-r--r--lisp/server.el17
-rw-r--r--lisp/startup.el22
3 files changed, 34 insertions, 14 deletions
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 1438a230550..2181a6dde7e 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,12 @@
+2012-12-24 Constantin Kulikov <zxnotdead@gmail.com> (tiny change)
+
+ * startup.el (initial-buffer-choice): Allow function as value
+ (Bug#13251).
+ (command-line-1): Handle case where initial-buffer-choice
+ specifies a function.
+ * server.el (server-execute): Handle case where
+ initial-buffer-choice specifies a function.
+
2012-12-24 Lars Ingebrigtsen <larsi@gnus.org>
* mail/smtpmail.el (smtpmail-try-auth-method): Refactored out into
diff --git a/lisp/server.el b/lisp/server.el
index c78e3e376aa..59f75722ccb 100644
--- a/lisp/server.el
+++ b/lisp/server.el
@@ -1256,12 +1256,17 @@ 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
diff --git a/lisp/startup.el b/lisp/startup.el
index ec6d45a294d..6a207bab0bf 100644
--- a/lisp/startup.el
+++ b/lisp/startup.el
@@ -41,9 +41,10 @@
(defcustom initial-buffer-choice nil
"Buffer to show after starting Emacs.
If the value is nil and `inhibit-startup-screen' is nil, show the
-startup screen. If the value is a string, visit the specified file
-or directory using `find-file'. If t, open the `*scratch*'
-buffer.
+startup screen. If the value is a string, switch to a buffer
+visiting the file or directory specified by that string. If the
+value is a function, switch to the buffer returned by that
+function. If t, open the `*scratch*' buffer.
A string value also causes emacsclient to open the specified file
or directory when no target file is specified."
@@ -51,8 +52,9 @@ or directory when no target file is specified."
(const :tag "Startup screen" nil)
(directory :tag "Directory" :value "~/")
(file :tag "File" :value "~/.emacs")
+ (function :tag "Function")
(const :tag "Lisp scratch buffer" t))
- :version "23.1"
+ :version "24.4"
:group 'initialization)
(defcustom inhibit-startup-screen nil
@@ -2323,10 +2325,14 @@ A fancy display is used on graphic displays, normal otherwise."
(set-buffer-modified-p nil))))
(when initial-buffer-choice
- (cond ((eq initial-buffer-choice t)
- (switch-to-buffer (get-buffer-create "*scratch*")))
- ((stringp initial-buffer-choice)
- (find-file initial-buffer-choice))))
+ (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)))
(if (or inhibit-startup-screen
initial-buffer-choice