dtwalk.c

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#include        <cdt/dthdr.h>
 
/*      Walk a dictionary and all dictionaries viewed through it.
**      userf:  user function
**
**      Written by Kiem-Phong Vo (5/25/96)
*/
 
int dtwalk(Dt_t *dt, int (*userf)(void*, void*), void *data) {
        void    *obj, *next;
        Dt_t*   walk;
        int             rv;
 
        for(obj = dtfirst(dt); obj; )
        {       if(!(walk = dt->walk) )
                        walk = dt;
                next = dtnext(dt,obj);
                if ((rv = userf(obj, data)) < 0)
                        return rv;
                obj = next;
        }
        return 0;
}