// This may look like C code, but it is really -*- C++ -*-
Copyright (C) 1988 Free Software Foundation
written by Doug Lea (dl@rocky.oswego.edu)
This file is part of the GNU C++ Library. This library is free
software; you can redistribute it and/or modify it under the terms of
the GNU Library General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your
option) any later version. This library is distributed in the hope
that it will be useful, but WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the GNU Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
<T>BSTNode(<T&> h, <T>BSTNode* l=0, <T>BSTNode* r=0,
inline <T>BSTNode::<T>BSTNode(<T&> h, <T>BSTNode* l, <T>BSTNode* r,
:item(h), lt(l), rt(r), par(p) {}
inline <T>BSTNode::~<T>BSTNode() {}
typedef <T>BSTNode* <T>BSTNodePtr;
class <T>BSTSet : public <T>Set
<T>BSTNode* pred(<T>BSTNode* t);
<T>BSTNode* succ(<T>BSTNode* t);
void _kill(<T>BSTNode* t);
<T>BSTNode* _copy(<T>BSTNode* t);
<T>& operator () (Pix i);
int operator == (<T>BSTSet& b);
int operator != (<T>BSTSet& b);
int operator <= (<T>BSTSet& b);
inline <T>BSTSet::~<T>BSTSet()
inline <T>BSTSet::<T>BSTSet()
inline <T>BSTSet::<T>BSTSet(<T>BSTSet& a)
inline int <T>BSTSet::operator != (<T>BSTSet& b)
inline Pix <T>BSTSet::first()
inline Pix <T>BSTSet::last()
inline void <T>BSTSet::next(Pix& i)
if (i != 0) i = Pix(succ((<T>BSTNode*)i));
inline void <T>BSTSet::prev(Pix& i)
if (i != 0) i = Pix(pred((<T>BSTNode*)i));
inline <T>& <T>BSTSet::operator () (Pix i)
if (i == 0) error("null Pix");
return ((<T>BSTNode*)i)->item;
inline void <T>BSTSet::clear()
inline int <T>BSTSet::contains(<T&> key)