Commit 4568a5ce authored by Phillip Lord's avatar Phillip Lord

UPdate manual

parent c75c250b
......@@ -1393,6 +1393,15 @@ normally called periodically by the timer in this variable. Setting
this variable to non-@code{nil} prevents this behavior.
@end defvar
@defvar undo-auto-disable-boundaries
Some modes may wish to provide their own @code{undo-boundary}
handling so that, for example, several commands may be undone with a
single undo. Setting this variable to a non-@code{nil} value disables
the automatic addition of these boundaries. In these circumstances,
the developer must ensure that boundaries get added often enough;
otherwise, @code{buffer-undo-list} will get too large.
@end defvar
@defvar undo-in-progress
This variable is normally @code{nil}, but the undo commands bind it to
@code{t}. This is so that various kinds of change hooks can tell when
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