@c -*-texinfo-*-
@c This is part of the GNU Guile Reference Manual.
-@c Copyright (C) 1996, 1997, 2000, 2001, 2002, 2003, 2004, 2011, 2012
+@c Copyright (C) 1996, 1997, 2000, 2001, 2002, 2003, 2004, 2011, 2012, 2013, 2014
@c Free Software Foundation, Inc.
@c See the file guile.texi for copying conditions.
into an infinite loop if asked to compare two circular lists or
similar.
-New application-defined object types (@pxref{Defining New Types
-(Smobs)}) have an @code{equalp} handler which is called by
-@code{equal?}. This lets an application traverse the contents or
-control what is considered @code{equal?} for two objects of such a
-type. If there's no such handler, the default is to just compare as
-per @code{eq?}.
+GOOPS object types (@pxref{GOOPS}), including foreign object types
+(@pxref{Defining New Foreign Object Types}), can have an @code{equal?}
+implementation specialized on two values of the same type. If
+@code{equal?} is called on two GOOPS objects of the same type,
+@code{equal?} will dispatch out to a generic function. This lets an
+application traverse the contents or control what is considered
+@code{equal?} for two objects of such a type. If there's no such
+handler, the default is to just compare as per @code{eq?}.
@end deffn
A single object property created by @code{make-object-property} can
associate distinct property values with all Scheme values that are
-distinguishable by @code{eq?} (including, for example, integers).
+distinguishable by @code{eq?} (ruling out numeric values).
Internally, object properties are implemented using a weak key hash
table. This means that, as long as a Scheme value with property values
@deffn {Scheme Procedure} sorted? items less
@deffnx {C Function} scm_sorted_p (items, less)
-Return @code{#t} iff @var{items} is a list or vector such that,
+Return @code{#t} if @var{items} is a list or vector such that,
for each element @var{x} and the next element @var{y} of
@var{items}, @code{(@var{less} @var{y} @var{x})} returns
-@code{#f}.
+@code{#f}. Otherwise return @code{#f}.
@end deffn
@deffn {Scheme Procedure} sort items less