-static int r_forward(RSET ct, RSFD rfd, void *buf, int *term_index,
- int (*cmpfunc)(const void *p1, const void *p2),
- const void *untilbuf)
-{
- struct rset_bool_info *info = ((struct rset_bool_rfd*)rfd)->info;
- struct rset_bool_rfd *p = (struct rset_bool_rfd *) rfd;
- int cmp=0;
-
- logf (LOG_DEBUG, "rsbool_forward '%s' (ct=%p rfd=%p m=%d,%d)",
- ct->control->desc, ct, rfd, p->more_l, p->more_r);
- if ( p->more_l)
- p->more_l = rset_forward(info->rset_l, p->rfd_l, p->buf_l,
- &p->term_index_l, info->cmp, untilbuf);
- if ( p->more_r)
- p->more_r = rset_forward(info->rset_r, p->rfd_r, p->buf_r,
- &p->term_index_r, info->cmp, untilbuf);
- if (p->more_l && p->more_r)
- cmp = (*info->cmp)(p->buf_l, p->buf_r);
- else if (p->more_l)
- cmp = -2;
- else
- cmp = 2;
- if ( (cmp<0) && (p->more_l) )
- {
- memcpy (buf, p->buf_l, info->key_size);
- *term_index = p->term_index_l;
- } else if ( (cmp>0) && (p->more_r) )