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- // This may look like C code, but it is really -*- C++ -*-
- // WARNING: This file is obsolete. Use ../SLList.h, if you can.
- /*
- 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-
- #ifndef _<T>SLList_h
- #ifdef __GNUG__
- #pragma interface
- #endif
- #define _<T>SLList_h 1
-
- #include <Pix.h>
- #include "<T>.defs.h"
-
- #ifndef _<T>SLListNode_h
- #define _<T>SLListNode_h 1
-
- struct <T>SLListNode
- {
- <T>SLListNode* tl;
- <T> hd;
- <T>SLListNode() { }
- <T>SLListNode(const <T&> h, <T>SLListNode* t = 0);
- ~<T>SLListNode() { }
- };
-
-
- inline <T>SLListNode::<T>SLListNode(const <T&> h, <T>SLListNode* t)
- :tl(t), hd(h) {}
-
- typedef <T>SLListNode* <T>SLListNodePtr;
-
- #endif
-
-
- class <T>SLList
- {
- protected:
- <T>SLListNode* last;
-
- public:
- <T>SLList();
- <T>SLList(const <T>SLList& a);
- ~<T>SLList();
-
- <T>SLList& operator = (const <T>SLList& a);
-
- int empty();
- int length();
-
- void clear();
-
- Pix prepend(<T&> item);
- Pix append(<T&> item);
-
- void join(<T>SLList&);
-
- Pix prepend(<T>SLListNode*);
- Pix append(<T>SLListNode*);
-
- <T>& operator () (Pix p);
- Pix first();
- void next(Pix& p);
- int owns(Pix p);
- Pix ins_after(Pix p, <T&> item);
- void del_after(Pix p);
-
- <T>& front();
- <T>& rear();
- <T> remove_front();
- int remove_front(<T>& x);
- void del_front();
-
- void error(const char* msg);
- int OK();
- };
-
- inline <T>SLList::~<T>SLList()
- {
- clear();
- }
-
- inline <T>SLList::<T>SLList()
- {
- last = 0;
- }
-
- inline int <T>SLList::empty()
- {
- return last == 0;
- }
-
-
- inline Pix <T>SLList::first()
- {
- return (last == 0)? 0 : Pix(last->tl);
- }
-
- inline void <T>SLList::next(Pix& p)
- {
- p = (p == 0 || p == last)? 0 : Pix(((<T>SLListNode*)(p))->tl);
- }
-
- inline <T>& <T>SLList::operator () (Pix p)
- {
- if (p == 0) error("null Pix");
- return ((<T>SLListNode*)(p))->hd;
- }
-
- inline <T>& <T>SLList::front()
- {
- if (last == 0) error("front: empty list");
- return last->tl->hd;
- }
-
- inline <T>& <T>SLList::rear()
- {
- if (last == 0) error("rear: empty list");
- return last->hd;
- }
-
- #endif
-