Merge from emacs-23 branch, up to 2010-05-20T21:33:58Z!juri@jurta.org.

Note:
emacs-23 2010-05-20T01:32:08Z!lekktu@gmail.com is rendered unnecessary by pre-existing 2010-05-20
trunk change.

doc/emacs/ChangeLog

 2011-01-15  Chong Yidong  <cyd@stupidchicken.com>
 
+	* building.texi (Compilation): Improve instructions for running two
+	compilations (Bug#7573).
+
+	* files.texi (Backup Names): Document the new location of the
+	last-resort backup file.
+
 	* files.texi (File Aliases): Move directory-abbrev-alist doc from Lisp
 	manual.  Explain why directory-abbrev-alist elements should be anchored
 	(Bug#7777).

doc/emacs/building.texi

@@ -122,10 +122,10 @@ confirmation before actually killing a compilation that is running.
 You can also kill the compilation process with @kbd{M-x
 kill-compilation}.
 
-  If you want to run two compilations at once, you should start the
-first one, then rename the @samp{*compilation*} buffer (perhaps using
-@code{rename-uniquely}; @pxref{Misc Buffer}), and start the other
-compilation.  That will create a new @samp{*compilation*} buffer.
+  To run two compilations at once, start the first one, then rename
+the @samp{*compilation*} buffer (perhaps using @code{rename-uniquely};
+@pxref{Misc Buffer}), then switch buffers and start the other
+compilation.  This will create a new @samp{*compilation*} buffer.
 
   Emacs does not expect a compiler process to launch asynchronous
 subprocesses; if it does, and they keep running after the main

doc/emacs/files.texi

@@ -568,10 +568,10 @@ another from the newly saved contents if you save again.
 appending @samp{~} to the file name being edited; thus, the backup
 file for @file{eval.c} would be @file{eval.c~}.
 
-  If access control stops Emacs from writing backup files under the usual
-names, it writes the backup file as @file{%backup%~} in your home
-directory.  Only one such file can exist, so only the most recently
-made such backup is available.
+  If access control stops Emacs from writing backup files under the
+usual names, it writes the backup file as @file{~/.emacs.d/%backup%~}.
+Only one such file can exist, so only the most recently made such
+backup is available.
 
   Emacs can also make @dfn{numbered backup files}.  Numbered backup
 file names contain @samp{.~}, the number, and another @samp{~} after

etc/NEWS.23

@@ -21,6 +21,10 @@ with a prefix argument or by typing C-u C-h C-n.
 
 * Changes in Emacs 23.3
 
++++
+** The last-resort backup file `%backup%~' is now written to
+`user-emacs-directory', instead of the user's home directory.
+
 
 * Editing Changes in Emacs 23.3
 

lisp/ChangeLog

+2011-01-15  Mark Diekhans  <markd@soe.ucsc.edu>
+
+	* files.el (backup-buffer): Make last-resort backup file in
+	.emacs.d (Bug#6953).
+
+	* subr.el (locate-user-emacs-file): If .emacs.d does not exist,
+	make it with permission 700.
+
+2011-01-15  Kenichi Handa  <handa@m17n.org>
+
+	* mail/rmailmm.el (rmail-mime-insert-header): Set
+	rmail-mime-coding-system to a cons whose car is the last coding
+	system used to decode the header.
+	(rmail-mime-find-header-encoding): New function.
+	(rmail-mime-insert-decoded-text): Override
+	rmail-mime-coding-system if it is a cons.
+	(rmail-show-mime): If only a header part was decoded, find the
+	coding system while ignoring mm-charset-override-alist.
+
+2011-01-15  Chong Yidong  <cyd@stupidchicken.com>
+
+	* subr.el (event-start, event-end): Doc fix (Bug#7826).
+
+2011-01-15  Kenichi Handa  <handa@m17n.org>
+
+	* mail/rmailmm.el (rmail-mime-next-item)
+	(rmail-mime-previous-item): Delete them.
+	(rmail-mime-shown-mode): Recursively call for children.
+	(rmail-mime-hidden-mode): Delete the 2nd arg TOP.  Callers
+	changed.
+	(rmail-mime-raw-mode): Recursively call for children.
+	(rmail-mode-map): Change mapping of tab and backtab to
+	forward-button and backward-button respectively.
+	(rmail-mime-insert-tagline): Always insert "Hide" or "Show"
+	button.
+	(rmail-mime-update-tagline): New function.
+	(rmail-mime-insert-text): Call rmail-mime-update-tagline if the
+	body display is changed.
+	(rmail-mime-toggle-button): Renamed from rmail-mime-image.
+	(rmail-mime-image): Delete this button type.
+	(rmail-mime-toggle): New button type.
+	(rmail-mime-insert-bulk): Call rmail-mime-update-tagline if the
+	body display is changed.  Change the save button label to "Save".
+	Don't process show/hide button here.
+	(rmail-mime-insert-multipart): Call rmail-mime-update-tagline if
+	the body display is changed.  Unconditionally call
+	rmail-mime-insert for children.
+	(rmail-mime-handle): Update `display' vector of the just inserted
+	entity.
+	(rmail-mime-process): If mail-header-parse-content-type returns
+	nil, use "text/plain" as the fallback type.
+	(rmail-mime-insert): For raw-mode, recursively call
+	rmail-mim-insert for children.
+	(rmail-mime): Handle the case that the current buffer is not rmail
+	buffer (e.g. in summary buffer).
+
+2011-01-15  Kenichi Handa  <handa@m17n.org>
+
+	* mail/rmailmm.el (rmail-mime-next-item)
+	(rmail-mime-previous-item): Skip the body of a non-multipart
+	entity if a tagline is shown.
+
 2011-01-15  Stefan Monnier  <monnier@iro.umontreal.ca>
 
 	* tmm.el (tmm-get-keymap): Skip bindings without labels (bug#7721).

lisp/files.el

@@ -3778,10 +3778,9 @@ BACKUPNAME is the backup file name, which is the old file renamed."
 			(rename-file real-file-name backupname t)
 			(setq setmodes (list modes context backupname)))
 		    (file-error
-		     ;; If trouble writing the backup, write it in ~.
-		     (setq backupname (expand-file-name
-				       (convert-standard-filename
-					"~/%backup%~")))
+		     ;; If trouble writing the backup, write it in
+		     ;; .emacs.d/%backup%.
+		     (setq backupname (locate-user-emacs-file "%backup%~"))
 		     (message "Cannot write backup file; backing up in %s"
 			      backupname)
 		     (sleep-for 1)

lisp/gnus/ChangeLog

+2011-01-15  Glenn Morris  <rgm@gnu.org>
+
+	* message.el (message-mail): A compose-mail function should
+	accept headers as strings.
+
 2011-01-13  Chong Yidong  <cyd@stupidchicken.com>
 
 	* message.el (message-tool-bar-gnome): Tweak tool-bar items.  Add

lisp/gnus/message.el

@@ -6512,7 +6512,13 @@ is a function used to switch to and display the mail buffer."
     (message-setup
      (nconc
       `((To . ,(or to "")) (Subject . ,(or subject "")))
-      (when other-headers other-headers))
+      ;; C-h f compose-mail says that headers should be specified as
+      ;; (string . value); however all the rest of message expects
+      ;; headers to be symbols, not strings (eg message-header-format-alist).
+      ;; http://lists.gnu.org/archive/html/emacs-devel/2011-01/msg00337.html
+      ;; We need to convert any string input, eg from rmail-start-mail.
+      (dolist (h other-headers other-headers)
+ 	(if (stringp (car h)) (setcar h (intern (capitalize (car h)))))))
      yank-action send-actions continue switch-function
      return-action)
     ;; FIXME: Should return nil if failure.

lisp/subr.el

@@ -853,24 +853,37 @@ in the current Emacs session, then this function may return nil."
 
 (defsubst event-start (event)
   "Return the starting position of EVENT.
-If EVENT is a mouse or key press or a mouse click, this returns the location
-of the event.
-If EVENT is a drag, this returns the drag's starting position.
-The return value is of the form
+EVENT should be a click, drag, or key press event.
+If it is a key press event, the return value has the form
+    (WINDOW POS (0 . 0) 0)
+If it is a click or drag event, it has the form
    (WINDOW AREA-OR-POS (X . Y) TIMESTAMP OBJECT POS (COL . ROW)
     IMAGE (DX . DY) (WIDTH . HEIGHT))
-The `posn-' functions access elements of such lists."
+The `posn-' functions access elements of such lists.
+For more information, see Info node `(elisp)Click Events'.
+
+If EVENT is a mouse or key press or a mouse click, this is the
+position of the event.  If EVENT is a drag, this is the starting
+position of the drag."
   (if (consp event) (nth 1 event)
     (list (selected-window) (point) '(0 . 0) 0)))
 
 (defsubst event-end (event)
   "Return the ending location of EVENT.
 EVENT should be a click, drag, or key press event.
-If EVENT is a click event, this function is the same as `event-start'.
-The return value is of the form
+If EVENT is a key press event, the return value has the form
+    (WINDOW POS (0 . 0) 0)
+If EVENT is a click event, this function is the same as
+`event-start'.  For click and drag events, the return value has
+the form
    (WINDOW AREA-OR-POS (X . Y) TIMESTAMP OBJECT POS (COL . ROW)
     IMAGE (DX . DY) (WIDTH . HEIGHT))
-The `posn-' functions access elements of such lists."
+The `posn-' functions access elements of such lists.
+For more information, see Info node `(elisp)Click Events'.
+
+If EVENT is a mouse or key press or a mouse click, this is the
+position of the event.  If EVENT is a drag, this is the starting
+position of the drag."
   (if (consp event) (nth (if (consp (nth 2 event)) 2 1) event)
     (list (selected-window) (point) '(0 . 0) 0)))
 
@@ -2364,11 +2377,16 @@ directory if it does not exist."
        ;; unless we're in batch mode or dumping Emacs
        (or noninteractive
 	   purify-flag
-	   (file-accessible-directory-p (directory-file-name user-emacs-directory))
-	   (make-directory user-emacs-directory))
+	   (file-accessible-directory-p
+	    (directory-file-name user-emacs-directory))
+	   (let ((umask (default-file-modes)))
+	     (unwind-protect
+		 (progn
+		   (set-default-file-modes ?\700)
+		   (make-directory user-emacs-directory))
+	       (set-default-file-modes umask))))
        (abbreviate-file-name
         (expand-file-name new-name user-emacs-directory))))))
-
 
 ;;;; Misc. useful functions.
 

src/ChangeLog

+2011-01-15  Martin Rudalics  <rudalics@gmx.at>
+
+	* window.c (inhibit_point_swap): New variable.
+	(Fselect_window): If inhibit_point_swap is nonzero, avoid swapping
+	point this time.
+	(Fset_window_configuration): Set inhibit_point_swap to 1 instead
+	of setting selected_window to nil (Bug#7728).
+
 2011-01-11  Tassilo Horn  <tassilo@member.fsf.org>
 
 	* image.c (imagemagick_load_image, Finit_image_library): Free

src/window.c

@@ -158,6 +158,11 @@ static int sequence_number;
 
 static int window_initialized;
 
+/* Set in `set-window-configuration' to prevent "swapping out point"
+   in the old selected window.  */
+
+static int inhibit_point_swap;
+
 /* Hook to run when window config changes.  */
 
 static Lisp_Object Qwindow_configuration_change_hook;
@@ -191,6 +196,10 @@ static int window_scroll_preserve_vpos;
 static int inhibit_frame_unsplittable;
 #endif /* 0 */
 
+extern EMACS_INT scroll_margin;
+
+extern Lisp_Object Qwindow_scroll_functions, Vwindow_scroll_functions;
+
 /* If non-nil, then the `recenter' command with a nil argument
    the entire frame to be redrawn; the special value `tty' causes the
    frame to be redrawn only if it is a tty frame.  */
@@ -3594,7 +3603,9 @@ selected window before each command.  */)
   /* Store the current buffer's actual point into the
      old selected window.  It belongs to that window,
      and when the window is not selected, must be in the window.  */
-  if (!NILP (selected_window))
+  if (inhibit_point_swap)
+    inhibit_point_swap = 0;
+  else
     {
       ow = XWINDOW (selected_window);
       if (! NILP (ow->buffer))
@@ -5767,7 +5778,7 @@ zero means top of window, negative means relative to bottom of window.  */)
     /* This test is needed to make sure PT/PT_BYTE make sense in w->buffer
        when passed below to set_marker_both.  */
     error ("move-to-window-line called from unrelated buffer");
-  
+
   window = selected_window;
   start = marker_position (w->start);
   if (start < BEGV || start > ZV)
@@ -6144,10 +6155,6 @@ the return value is nil.  Otherwise the value is t.  */)
 	}
 
       FRAME_ROOT_WINDOW (f) = data->root_window;
-      /* Prevent "swapping out point" in the old selected window
-	 using the buffer that has been restored into it.
-	 We already swapped out point that from that window's old buffer.  */
-      selected_window = Qnil;
 
       /* Arrange *not* to restore point in the buffer that was
 	 current when the window configuration was saved.  */
@@ -6156,6 +6163,11 @@ the return value is nil.  Otherwise the value is t.  */)
 			       make_number (old_point),
 			       XWINDOW (data->current_window)->buffer);
 
+      /* In the following call to `select-window, prevent "swapping
+	 out point" in the old selected window using the buffer that
+	 has been restored into it.  We already swapped out that point
+	 from that window's old buffer.  */
+      inhibit_point_swap = 1;
       Fselect_window (data->current_window, Qnil);
       XBUFFER (XWINDOW (selected_window)->buffer)->last_selected_window
 	= selected_window;
@@ -6165,13 +6177,6 @@ the return value is nil.  Otherwise the value is t.  */)
 	      && FRAME_LIVE_P (XFRAME (data->focus_frame))))
 	Fredirect_frame_focus (frame, data->focus_frame);
 
-#if 0 /* I don't understand why this is needed, and it causes problems
-         when the frame's old selected window has been deleted.  */
-      if (f != selected_frame && FRAME_WINDOW_P (f))
-	do_switch_frame (WINDOW_FRAME (XWINDOW (data->root_window)),
-			 0, 0, Qnil);
-#endif
-
       /* Set the screen height to the value it had before this function.  */
       if (previous_frame_lines != FRAME_LINES (f)
 	  || previous_frame_cols != FRAME_COLS (f))
@@ -7094,6 +7099,8 @@ syms_of_window (void)
   window_scroll_preserve_hpos = -1;
   window_scroll_preserve_vpos = -1;
 
+  inhibit_point_swap = 0;
+
   DEFVAR_LISP ("temp-buffer-show-function", &Vtemp_buffer_show_function,
 	       doc: /* Non-nil means call as function to display a help buffer.
 The function is called with one argument, the buffer to be displayed.