1/***********************************************************************
2*                                                                      *
3*               This software is part of the ast package               *
4*          Copyright (c) 1985-2010 AT&T Intellectual Property          *
5*                      and is licensed under the                       *
6*                  Common Public License, Version 1.0                  *
7*                    by AT&T Intellectual Property                     *
8*                                                                      *
9*                A copy of the License is available at                 *
10*            http://www.opensource.org/licenses/cpl1.0.txt             *
11*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*                                                                      *
13*              Information and Software Systems Research               *
14*                            AT&T Research                             *
15*                           Florham Park NJ                            *
16*                                                                      *
17*                 Glenn Fowler <gsf@research.att.com>                  *
18*                  David Korn <dgk@research.att.com>                   *
19*                   Phong Vo <kpv@research.att.com>                    *
20*                                                                      *
21***********************************************************************/
22#include	"dthdr.h"
23
24/*	Walk a dictionary and all dictionaries viewed through it.
25**	userf:	user function
26**
27**	Written by Kiem-Phong Vo (5/25/96)
28*/
29
30#if __STD_C
31int dtwalk(reg Dt_t* dt, int (*userf)(Dt_t*, Void_t*, Void_t*), Void_t* data)
32#else
33int dtwalk(dt,userf,data)
34reg Dt_t*	dt;
35int(*		userf)();
36Void_t*		data;
37#endif
38{
39	reg Void_t	*obj, *next;
40	reg Dt_t*	walk;
41	reg int		rv;
42
43	for(obj = dtfirst(dt); obj; )
44	{	if(!(walk = dt->walk) )
45			walk = dt;
46		next = dtnext(dt,obj);
47		if((rv = (*userf)(walk, obj, data )) < 0)
48			return rv;
49		obj = next;
50	}
51	return 0;
52}
53