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[Emacs-diffs] Changes to emacs/lispref/minibuf.texi
From: |
Kim F. Storm |
Subject: |
[Emacs-diffs] Changes to emacs/lispref/minibuf.texi |
Date: |
Tue, 16 May 2006 10:52:14 +0000 |
Index: emacs/lispref/minibuf.texi
diff -u emacs/lispref/minibuf.texi:1.80 emacs/lispref/minibuf.texi:1.81
--- emacs/lispref/minibuf.texi:1.80 Sun May 7 20:52:05 2006
+++ emacs/lispref/minibuf.texi Tue May 16 10:52:14 2006
@@ -449,17 +449,20 @@
history list symbol. The variable @code{history-delete-duplicates}
specifies whether to delete duplicates in history.
address@hidden add-to-history history-var newelt &optional maxelt
-This function adds a new element @var{newelt} to the history list
-stored in the variable @var{history-var}, and returns the updated
-history list. By default, the list length is limited by the value
-specified by @code{history-length} (described below), but the optional
-argument @var{maxelt} overrides that. The possible values of
address@hidden add-to-history history-var newelt &optional maxelt keep-all
+This function adds a new element @var{newelt}, if non-empty, to the
+history list stored in the variable @var{history-var}, and returns the
+updated history list. By default, the list length is limited by the
+value specified by @code{history-length} (described below), but the
+optional argument @var{maxelt} overrides that. The possible values of
@var{maxelt} have the same meaning as the values of
@code{history-length}.
-Duplicate members are removed from the history list, unless
address@hidden is @code{nil}.
+Duplicate members are removed from the history list, if
address@hidden is address@hidden
+
+If @var{keep-all} is address@hidden, even an empty or duplicate
address@hidden element is added to the history list.
@end defun
@defvar history-length