/*
* ex_tag_prev --
* Switch context to the next TAG.
*
* PUBLIC: int ex_tag_prev __P((SCR *, EXCMD *));
*/
int
ex_tag_prev(SCR *sp, EXCMD *cmdp)
{
EX_PRIVATE *exp;
TAG *tp;
TAGQ *tqp;
const char *np;
size_t nlen;
exp = EXP(sp);
if ((tqp = exp->tq.cqh_first) == (void *)&exp->tq) {
tag_msg(sp, TAG_EMPTY, NULL);
return (0);
}
if ((tp = tqp->current->q.cqe_prev) == (void *)&tqp->tagq) {
msgq(sp, M_ERR, "255|Already at the first tag of this group");
return (1);
}
if (ex_tag_nswitch(sp, tp, FL_ISSET(cmdp->iflags, E_C_FORCE)))
return (1);
tqp->current = tp;
if (F_ISSET(tqp, TAG_CSCOPE))
(void)cscope_search(sp, tqp, tp);
else
(void)ctag_search(sp, tp->search, tp->slen, tqp->tag);
if (tqp->current->msg) {
INT2CHAR(sp, tqp->current->msg, tqp->current->mlen + 1,
np, nlen);
msgq(sp, M_INFO, "%s", np);
}
return (0);
}
/*
* ex_tag_next --
* Switch context to the next TAG.
*
* PUBLIC: int ex_tag_next __P((SCR *, EXCMD *));
*/
int
ex_tag_next(SCR *sp, EXCMD *cmdp)
{
EX_PRIVATE *exp;
TAG *tp;
TAGQ *tqp;
char *np;
size_t nlen;
exp = EXP(sp);
if ((tqp = TAILQ_FIRST(exp->tq)) == NULL) {
tag_msg(sp, TAG_EMPTY, NULL);
return (1);
}
if ((tp = TAILQ_NEXT(tqp->current, q)) == NULL) {
msgq(sp, M_ERR, "282|Already at the last tag of this group");
return (1);
}
if (ex_tag_nswitch(sp, tp, FL_ISSET(cmdp->iflags, E_C_FORCE)))
return (1);
tqp->current = tp;
if (F_ISSET(tqp, TAG_CSCOPE))
(void)cscope_search(sp, tqp, tp);
else
(void)ctag_search(sp, tp->search, tp->slen, tqp->tag);
if (tqp->current->msg) {
INT2CHAR(sp, tqp->current->msg, tqp->current->mlen + 1,
np, nlen);
msgq(sp, M_INFO, "%s", np);
}
return (0);
}