1N/A/***********************************************************************
1N/A* *
1N/A* This software is part of the ast package *
1N/A* Copyright (c) 1985-2011 AT&T Intellectual Property *
1N/A* and is licensed under the *
1N/A* Common Public License, Version 1.0 *
1N/A* by AT&T Intellectual Property *
1N/A* *
1N/A* A copy of the License is available at *
1N/A* http://www.opensource.org/licenses/cpl1.0.txt *
1N/A* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
1N/A* *
1N/A* Information and Software Systems Research *
1N/A* AT&T Research *
1N/A* Florham Park NJ *
1N/A* *
1N/A* Glenn Fowler <gsf@research.att.com> *
1N/A* David Korn <dgk@research.att.com> *
1N/A* Phong Vo <kpv@research.att.com> *
1N/A* *
1N/A***********************************************************************/
1N/A#include "dthdr.h"
1N/A
1N/A/* Extract objects of a dictionary.
1N/A**
1N/A** Written by Kiem-Phong Vo (5/25/96).
1N/A*/
1N/A
1N/A#if __STD_C
1N/ADtlink_t* dtextract(reg Dt_t* dt)
1N/A#else
1N/ADtlink_t* dtextract(dt)
1N/Areg Dt_t* dt;
1N/A#endif
1N/A{
1N/A reg Dtlink_t *list, **s, **ends;
1N/A
1N/A if(dt->data->type&(DT_OSET|DT_OBAG) )
1N/A list = dt->data->here;
1N/A else if(dt->data->type&(DT_SET|DT_BAG))
1N/A { list = dtflatten(dt);
1N/A for(ends = (s = dt->data->htab) + dt->data->ntab; s < ends; ++s)
1N/A *s = NIL(Dtlink_t*);
1N/A }
1N/A else /*if(dt->data->type&(DT_LIST|DT_STACK|DT_QUEUE))*/
1N/A { list = dt->data->head;
1N/A dt->data->head = NIL(Dtlink_t*);
1N/A }
1N/A
1N/A dt->data->type &= ~DT_FLATTEN;
1N/A dt->data->size = 0;
1N/A dt->data->here = NIL(Dtlink_t*);
1N/A
1N/A return list;
1N/A}