Document and announce 'marker-last-position'

* doc/lispref/markers.texi (Information from Markers): Document
'marker-last-position'.
* etc/NEWS: Announce 'marker-last-position'.
* src/window.c (window_restore_killed_buffer_windows): Minor
doc-string fix.
* doc/lispref/windows.texi (Window Configurations): Minor fix.

2 files changed, 9 insertions, 2 deletions

diff --git a/doc/lispref/markers.texi b/doc/lispref/markers.texi
index 3037790692c..28ad0ff73c0 100644
--- a/doc/lispref/markers.texi
+++ b/doc/lispref/markers.texi
@@ -283,6 +283,13 @@ This function returns the position that @var{marker} points to, or
 @code{nil} if it points nowhere.
 @end defun
 
+@defun marker-last-position marker
+This function returns the last known position of @var{marker} in its
+buffer.  It behaves like @code{marker-position} with one exception: If
+the buffer of @var{marker} has been killed, it returns the last position
+of @var{marker} in that buffer before it was killed.
+@end defun
+
 @defun marker-buffer marker
 This function returns the buffer that @var{marker} points into, or
 @code{nil} if it points nowhere.
diff --git a/doc/lispref/windows.texi b/doc/lispref/windows.texi
index 2e2fdee422b..eef05d94fdb 100644
--- a/doc/lispref/windows.texi
+++ b/doc/lispref/windows.texi
@@ -6424,8 +6424,8 @@ windows are restored by @code{window-state-put}.
 The second argument specifies a list of entries for @emph{all} windows
 whose previous buffers have been found dead at the time
 @code{set-window-configuration} or @code{window-state-put} tried to
-restore it in that window (minibuffer windows are excluded).  This means
-that the function may also delete windows which were found live by
+restore them (minibuffer windows are excluded).  This means that the
+function may also delete windows which were found live by
 @code{set-window-configuration}.
 
 Each entry in the list that is passed as the second argument to the