* xfns.c (x_set_mouse_color): Recolor vertical_drag_cursor.

[gnu-emacs] / src / window.c

diff --git a/src/window.c b/src/window.c
index b6cfacd9aad8d69bfa848147d23d98f3de6ebb4b..f42219cae940e1bc748b27d5fd22878253a42f3e 100644 (file)
--- a/src/window.c
+++ b/src/window.c
@@ -559,7 +559,7 @@ select_window_1 (Lisp_Object window, bool inhibit_point_swap)
 DEFUN ("select-window", Fselect_window, Sselect_window, 1, 2, 0,
        doc: /* Select WINDOW which must be a live window.
 Also make WINDOW's frame the selected frame and WINDOW that frame's
-selected window.  In addition, make WINDOW's buffer current and set that
+selected window.  In addition, make WINDOW's buffer current and set its
 buffer's value of `point' to the value of WINDOW's `window-point'.
 Return WINDOW.
 
@@ -567,8 +567,17 @@ Optional second arg NORECORD non-nil means do not put this buffer at the
 front of the buffer list and do not make this window the most recently
 selected one.
 
-Note that the main editor command loop sets the current buffer to the
-buffer of the selected window before each command.  */)
+Run `buffer-list-update-hook' unless NORECORD is non-nil.  Note that
+applications and internal routines often select a window temporarily for
+various purposes; mostly, to simplify coding.  As a rule, such
+selections should be not recorded and therefore will not pollute
+`buffer-list-update-hook'.  Selections that "really count" are those
+causing a visible change in the next redisplay of WINDOW's frame and
+should be always recorded.  So if you think of running a function each
+time a window gets selected put it on `buffer-list-update-hook'.
+
+Also note that the main editor command loop sets the current buffer to
+the buffer of the selected window before each command.  */)
   (register Lisp_Object window, Lisp_Object norecord)
 {
   return select_window (window, norecord, 0);
@@ -5431,6 +5440,7 @@ specifies the window.  This takes precedence over
     window = Vminibuf_scroll_window;
   /* If buffer is specified and live, scroll that buffer.  */
   else if (!NILP (Vother_window_scroll_buffer)
+          && BUFFERP (Vother_window_scroll_buffer)
           && BUFFER_LIVE_P (XBUFFER (Vother_window_scroll_buffer)))
     {
       window = Fget_buffer_window (Vother_window_scroll_buffer, Qnil);