shrub/gen164/5/parse.c

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/* j/5/parse.c
**
** This file is in the public domain.
*/
#include "all.h"
#include "../pit.h"
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static u2_noun
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_slip(
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u2_noun weq,
u2_noun naz)
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{
u2_noun p_naz, q_naz;
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u2_cx_cell(naz, &p_naz, &q_naz);
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if ( 10 == weq ) {
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return u2nc(u2_cx_good(
u2_ci_vint(u2k(p_naz))),
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1);
} else {
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return u2nc(u2k(p_naz),
u2_cx_good(
u2_ci_vint(u2k(q_naz))));
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}
}
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static u2_noun
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_fail(
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u2_noun tub)
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{
u2_noun p_tub, q_tub;
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u2_cx_cell(tub, &p_tub, &q_tub);
return u2nc(u2k(p_tub), u2_nul);
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}
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static u2_noun
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_last(
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u2_noun zyc,
u2_noun naz)
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{
u2_noun p_zyc, q_zyc, p_naz, q_naz;
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u2_cx_cell(zyc, &p_zyc, &q_zyc);
u2_cx_cell(naz, &p_naz, &q_naz);
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if ( u2_ne(u2_co_is_cat(p_zyc)) || u2_ne(u2_co_is_cat(q_zyc)) ||
u2_ne(u2_co_is_cat(p_naz)) || u2_ne(u2_co_is_cat(q_naz)) )
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{
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return u2_cm_bail(c3__fail);
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} else {
if ( p_zyc == p_naz ) {
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return (q_zyc > q_naz) ? u2k(zyc) : u2k(naz);
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}
else {
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return (p_zyc > p_naz) ? u2k(zyc) : u2k(naz);
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}
}
}
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static u2_noun
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_next(
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u2_noun tub)
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{
u2_noun p_tub, q_tub;
u2_noun zac;
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u2_cx_cell(tub, &p_tub, &q_tub);
if ( u2_no == u2du(q_tub) ) {
return _fail(tub);
}
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else {
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u2_noun iq_tub = u2h(q_tub);
u2_noun tq_tub = u2t(q_tub);
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zac = _slip(iq_tub, p_tub);
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return u2nc
(zac,
u2nq(u2_nul,
u2k(iq_tub),
u2k(zac),
u2k(tq_tub)));
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}
}
/* bend
*/
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u2_noun
_cqe_bend_fun(u2_noun raq,
u2_noun vex,
u2_noun sab)
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{
u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
if ( u2_no == u2du(q_vex) ) {
return u2k(vex);
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} else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun yit, yur;
u2_noun p_yit, q_yit;
u2_noun ret;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
yit = u2_cx_good(u2_cn_slam_on(u2k(sab), u2k(quq_vex)));
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u2_cx_cell(yit, &p_yit, &q_yit);
yur = _last(p_vex, p_yit);
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if ( u2_no == u2du(q_yit) ) {
ret = u2nc(yur, u2k(q_vex));
}
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else {
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u2_noun uq_yit = u2t(q_yit);
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u2_noun puq_yit, quq_yit;
u2_noun vux;
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u2_cx_cell(uq_yit, &puq_yit, &quq_yit);
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vux = u2_cx_good
(u2_cn_slam_on
(u2k(raq),
u2nc(u2k(puq_vex),
u2k(puq_yit))));
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if ( u2_nul == vux ) {
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ret = u2nc(yur, u2k(q_vex));
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}
else {
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ret = u2nq(yur,
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u2_nul,
u2k(u2t(vux)),
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u2k(quq_yit));
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u2z(vux);
}
}
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u2z(yit);
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return ret;
}
}
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u2_noun
u2_cwe_bend_fun(u2_noun cor)
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{
u2_noun van, raq, vex, sab;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam_2, &vex,
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u2_cv_sam_3, &sab,
u2_cv_con, &van, 0)) ||
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(u2_none == (raq = u2_cr_at(u2_cv_sam, van))) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_bend_fun(raq, vex, sab);
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}
}
/* cold
*/
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u2_noun
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_cqe_cold_fun(
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u2_noun cus,
u2_noun sef,
u2_noun tub)
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{
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u2_noun vex = u2_cx_good(u2_cn_slam_on(u2k(sef), u2k(tub)));
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u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
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if ( u2_no == u2du(q_vex) ) {
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return vex;
}
else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun quq_vex;
u2_noun ret;
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u2_cx_cell(uq_vex, 0, &quq_vex);
ret = u2nq(u2k(p_vex),
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u2_nul,
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u2k(cus),
u2k(quq_vex));
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u2z(vex);
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return ret;
}
}
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u2_noun
u2_cwe_cold_fun(
u2_noun cor)
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{
u2_noun van, cus, sef, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_no == u2_cr_mean(van, u2_cv_sam_2, &cus, u2_cv_sam_3, &sef, 0)) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_cold_fun(cus, sef, tub);
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}
}
/* cook
*/
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u2_noun
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_cqe_cook_fun(
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u2_noun poq,
u2_noun sef,
u2_noun tub)
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{
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u2_noun vex = u2_cx_good(u2_cn_slam_on(u2k(sef), u2k(tub)));
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u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
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if ( u2_no == u2du(q_vex) ) {
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return vex;
}
else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun wag;
u2_noun ret;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
wag = u2_cx_good(u2_cn_slam_on(u2k(poq), u2k(puq_vex)));
ret = u2nq(u2k(p_vex),
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u2_nul,
wag,
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u2k(quq_vex));
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u2z(vex);
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return ret;
}
}
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u2_noun
u2_cwe_cook_fun(
u2_noun cor)
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{
u2_noun van, poq, sef, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_no == u2_cr_mean(van, u2_cv_sam_2, &poq, u2_cv_sam_3, &sef, 0)) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_cook_fun(poq, sef, tub);
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}
}
/* comp
*/
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u2_noun
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_cqe_comp_fun(
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u2_noun raq,
u2_noun vex,
u2_noun sab)
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{
u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
if ( u2_no == u2du(q_vex) ) {
return u2k(vex);
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} else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun yit, yur;
u2_noun p_yit, q_yit;
u2_noun ret;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
yit = u2_cx_good(u2_cn_slam_on(u2k(sab), u2k(quq_vex)));
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u2_cx_cell(yit, &p_yit, &q_yit);
yur = _last(p_vex, p_yit);
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if ( u2_no == u2du(q_yit) ) {
ret = u2nc(yur, u2k(q_yit));
}
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else {
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u2_noun uq_yit = u2t(q_yit);
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u2_noun puq_yit, quq_yit;
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u2_cx_cell(uq_yit, &puq_yit, &quq_yit);
ret = u2nq(yur,
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u2_nul,
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u2_cx_good
(
u2_cn_slam_on
(u2k(raq),
u2nc(u2k(puq_vex),
u2k(puq_yit)))),
u2k(quq_yit));
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}
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u2z(yit);
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return ret;
}
}
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u2_noun
u2_cwe_comp_fun(
u2_noun cor)
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{
u2_noun van, raq, vex, sab;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam_2, &vex,
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u2_cv_sam_3, &sab,
u2_cv_con, &van, 0)) ||
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(u2_none == (raq = u2_cr_at(u2_cv_sam, van))) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_comp_fun(raq, vex, sab);
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}
}
/* easy
*/
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u2_noun
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_cqe_easy_fun(
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u2_noun huf,
u2_noun tub)
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{
u2_noun p_tub, q_tub;
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u2_cx_cell(tub, &p_tub, &q_tub);
return u2nq(u2k(p_tub),
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u2_nul,
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u2k(huf),
u2k(tub));
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}
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u2_noun
u2_cwe_easy_fun(
u2_noun cor)
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{
u2_noun van, huf, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_none == (huf = u2_cr_at(u2_cv_sam, van))) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_easy_fun(huf, tub);
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}
}
/* glue
*/
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u2_noun
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_cqe_glue_fun(
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u2_noun bus,
u2_noun vex,
u2_noun sab)
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{
u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
if ( u2_no == u2du(q_vex) ) {
return u2k(vex);
}
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else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun yit, yur;
u2_noun p_yit, q_yit;
u2_noun ret;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
yit = u2_cx_good(u2_cn_slam_on(u2k(bus), u2k(quq_vex)));
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u2_cx_cell(yit, &p_yit, &q_yit);
yur = _last(p_vex, p_yit);
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if ( u2_no == u2du(q_yit) ) {
ret = u2nc(yur, u2_nul);
}
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else {
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u2_noun uq_yit = u2t(q_yit);
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u2_noun puq_yit, quq_yit;
u2_noun wam, p_wam, q_wam, goy;
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u2_cx_cell(uq_yit, &puq_yit, &quq_yit);
wam = u2_cx_good(u2_cn_slam_on(u2k(sab), u2k(quq_yit)));
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u2_cx_cell(wam, &p_wam, &q_wam);
goy = _last(yur, p_wam);
u2z(yur);
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if ( u2_no == u2du(q_wam) ) {
ret = u2nc(goy, u2_nul);
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} else {
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u2_noun uq_wam = u2t(q_wam);
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u2_noun puq_wam, quq_wam;
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u2_cx_cell(uq_wam, &puq_wam, &quq_wam);
ret = u2nq(goy,
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u2_nul,
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u2nc(u2k(puq_vex),
u2k(puq_wam)),
u2k(quq_wam));
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}
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u2z(wam);
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}
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u2z(yit);
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return ret;
}
}
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u2_noun
u2_cwe_glue_fun(
u2_noun cor)
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{
u2_noun van, bus, vex, sab;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam_2, &vex,
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u2_cv_sam_3, &sab,
u2_cv_con, &van, 0)) ||
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(u2_none == (bus = u2_cr_at(u2_cv_sam, van))) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_glue_fun(bus, vex, sab);
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}
}
/* here
*/
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u2_noun
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_cqe_here_fun(
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u2_noun hez,
u2_noun sef,
u2_noun tub)
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{
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u2_noun vex = u2_cx_good(u2_cn_slam_on(u2k(sef), u2k(tub)));
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u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
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if ( u2_no == u2du(q_vex) ) {
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return vex;
}
else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun p_tub, q_tub;
u2_noun puq_vex, quq_vex, pquq_vex;
u2_noun gud, wag;
u2_noun ret;
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u2_cx_cell(tub, &p_tub, &q_tub);
u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
u2_cx_cell(quq_vex, &pquq_vex, 0);
gud = u2nc(
u2nc(u2k(p_tub),
u2k(pquq_vex)),
u2k(puq_vex));
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wag = u2_cx_good(u2_cn_slam_on(u2k(hez), gud));
ret = u2nq(u2k(p_vex),
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u2_nul,
wag,
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u2k(quq_vex));
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u2z(vex);
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return ret;
}
}
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u2_noun
u2_cwe_here_fun(
u2_noun cor)
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{
u2_noun van, hez, sef, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_no == u2_cr_mean(van, u2_cv_sam_2, &hez, u2_cv_sam_3, &sef, 0)) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_here_fun(hez, sef, tub);
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}
}
/* just
*/
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u2_noun
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_cqe_just_fun(
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u2_noun daf,
u2_noun tub)
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{
u2_noun p_tub, q_tub;
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u2_cx_cell(tub, &p_tub, &q_tub);
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if ( u2_no == u2du(q_tub) ) {
return _fail(tub);
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}
else {
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u2_noun iq_tub = u2h(q_tub);
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if ( u2_yes == u2_cr_sing(daf, iq_tub) ) {
return _next(tub);
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}
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else return _fail(tub);
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}
}
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u2_noun
u2_cwe_just_fun(
u2_noun cor)
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{
u2_noun van, daf, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_none == (daf = u2_cr_at(u2_cv_sam, van))) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_just_fun(daf, tub);
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}
}
/* mask
*/
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u2_noun
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_cqe_mask_fun(
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u2_noun bud,
u2_noun tub)
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{
u2_noun p_tub, q_tub;
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u2_cx_cell(tub, &p_tub, &q_tub);
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if ( u2_no == u2du(q_tub) ) {
return _fail(tub);
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}
else {
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u2_noun iq_tub = u2h(q_tub);
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while ( u2_yes == u2du(bud) ) {
if ( u2_yes == u2_cr_sing(u2h(bud), iq_tub) ) {
return _next(tub);
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}
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bud = u2t(bud);
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}
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return _fail(tub);
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}
}
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u2_noun
u2_cwe_mask_fun(
u2_noun cor)
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{
u2_noun van, bud, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_none == (bud = u2_cr_at(u2_cv_sam, van))) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_mask_fun(bud, tub);
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}
}
/* pfix
*/
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u2_noun
_cqe_pfix(
u2_noun vex,
u2_noun sab)
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{
u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
if ( u2_no == u2du(q_vex) ) {
return u2k(vex);
}
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else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun yit, p_yit, q_yit;
u2_noun ret;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
yit = u2_cx_good(u2_cn_slam_on(u2k(sab), u2k(quq_vex)));
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u2_cx_cell(yit, &p_yit, &q_yit);
ret = u2nc
(
_last(p_vex, p_yit),
u2k(q_yit));
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u2z(yit);
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return ret;
}
}
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u2_noun
u2_cwe_pfix(
u2_noun cor)
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{
u2_noun vex, sab;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam_2, &vex, u2_cv_sam_3, &sab, 0)) ) {
return u2_cm_bail(c3__exit);
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} else {
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return _cqe_pfix(vex, sab);
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}
}
/* plug
*/
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u2_noun
_cqe_plug(
u2_noun vex,
u2_noun sab)
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{
u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
if ( u2_no == u2du(q_vex) ) {
return u2k(vex);
}
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else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun yit, yur;
u2_noun p_yit, q_yit;
u2_noun ret;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
yit = u2_cx_good(u2_cn_slam_on(u2k(sab), u2k(quq_vex)));
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u2_cx_cell(yit, &p_yit, &q_yit);
yur = _last(p_vex, p_yit);
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if ( u2_no == u2du(q_yit) ) {
ret = u2nc(yur, u2k(q_yit));
}
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else {
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u2_noun uq_yit = u2t(q_yit);
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u2_noun puq_yit, quq_yit;
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u2_cx_cell(uq_yit, &puq_yit, &quq_yit);
ret = u2nq(yur,
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u2_nul,
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u2nc(u2k(puq_vex),
u2k(puq_yit)),
u2k(quq_yit));
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}
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u2z(yit);
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return ret;
}
}
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u2_noun
u2_cwe_plug(
u2_noun cor)
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{
u2_noun vex, sab;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam_2, &vex, u2_cv_sam_3, &sab, 0)) ) {
return u2_cm_bail(c3__exit);
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} else {
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return _cqe_plug(vex, sab);
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}
}
/* pose
*/
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u2_noun
u2_cqe_pose(u2_noun vex,
u2_noun sab)
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{
u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
if ( u2_yes == u2du(q_vex) ) {
return u2k(vex);
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} else {
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u2_noun roq = u2_cx_good(u2_cn_kick_on(u2k(sab)));
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u2_noun p_roq, q_roq;
u2_noun ret;
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u2_cx_cell(roq, &p_roq, &q_roq);
ret = u2nc
(
_last(p_vex, p_roq),
u2k(q_roq));
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u2z(roq);
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return ret;
}
}
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u2_noun
u2_cwe_pose(
u2_noun cor)
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{
u2_noun vex, sab;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam_2, &vex, u2_cv_sam_3, &sab, 0)) ) {
return u2_cm_bail(c3__exit);
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} else {
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return u2_cqe_pose(vex, sab);
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}
}
/* sfix
*/
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u2_noun
_cqe_sfix(u2_noun vex, u2_noun sab)
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{
u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
if ( u2_no == u2du(q_vex) ) {
return u2k(vex);
}
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else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun yit, p_yit, q_yit, yur;
u2_noun ret;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
yit = u2_cx_good(u2_cn_slam_on(u2k(sab), u2k(quq_vex)));
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u2_cx_cell(yit, &p_yit, &q_yit);
yur = _last(p_vex, p_yit);
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if ( u2_no == u2du(q_yit) ) {
ret = u2nc(yur, u2_nul);
}
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else {
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u2_noun uq_yit = u2t(q_yit);
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u2_noun puq_yit, quq_yit;
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u2_cx_cell(uq_yit, &puq_yit, &quq_yit);
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ret = u2nq(yur,
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u2_nul,
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u2k(puq_vex),
u2k(quq_yit));
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}
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u2z(yit);
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return ret;
}
}
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u2_noun
u2_cwe_sfix(u2_noun cor)
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{
u2_noun vex, sab;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam_2, &vex, u2_cv_sam_3, &sab, 0)) ) {
return u2_cm_bail(c3__exit);
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} else {
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return _cqe_sfix(vex, sab);
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}
}
/* shim
*/
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u2_noun
_cqe_shim_fun(u2_noun zep,
u2_noun tub)
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{
u2_noun p_tub, q_tub;
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u2_cx_cell(tub, &p_tub, &q_tub);
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2014-08-20 10:22:41 +04:00
if ( u2_no == u2du(q_tub) ) {
return _fail(tub);
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}
else {
u2_noun p_zep, q_zep;
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u2_noun iq_tub = u2h(q_tub);
2013-09-29 00:21:18 +04:00
2014-08-20 10:22:41 +04:00
u2_cx_cell(zep, &p_zep, &q_zep);
if ( u2_so(u2_co_is_cat(p_zep)) &&
u2_so(u2_co_is_cat(q_zep)) &&
u2_so(u2_co_is_cat(iq_tub)) )
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{
if ( (iq_tub >= p_zep) && (iq_tub <= q_zep) ) {
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return _next(tub);
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}
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else return _fail(tub);
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}
else {
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return u2_cm_bail(c3__fail);
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}
}
}
2014-09-04 01:33:18 +04:00
u2_noun
u2_cwe_shim_fun(
u2_noun cor)
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{
u2_noun van, zep, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_none == (zep = u2_cr_at(u2_cv_sam, van))) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_shim_fun(zep, tub);
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}
}
/* stag
*/
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u2_noun
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_cqe_stag_fun(
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u2_noun gob,
u2_noun sef,
u2_noun tub)
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{
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u2_noun vex = u2_cx_good(u2_cn_slam_on(u2k(sef), u2k(tub)));
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u2_noun p_vex, q_vex;
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u2_cx_cell(vex, &p_vex, &q_vex);
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2014-08-20 10:22:41 +04:00
if ( u2_no == u2du(q_vex) ) {
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return vex;
}
else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun wag;
u2_noun ret;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
wag = u2nc(u2k(gob), u2k(puq_vex));
ret = u2nq(u2k(p_vex),
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u2_nul,
wag,
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u2k(quq_vex));
2013-09-29 00:21:18 +04:00
2014-08-20 10:22:41 +04:00
u2z(vex);
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return ret;
}
}
2014-09-04 01:33:18 +04:00
u2_noun
u2_cwe_stag_fun(
u2_noun cor)
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{
u2_noun van, gob, sef, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_no == u2_cr_mean(van, u2_cv_sam_2, &gob, u2_cv_sam_3, &sef, 0)) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_stag_fun(gob, sef, tub);
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}
}
/* stew
*/
static u2_bean
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_stew_wor(
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u2_noun ort,
u2_noun wan)
{
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if ( u2_ne(u2_co_is_cat(ort)) ) {
return u2_cm_bail(c3__fail);
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}
else {
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if ( u2_no == u2du(wan) ) {
if ( u2_ne(u2_co_is_cat(wan)) ) {
return u2_cm_bail(c3__fail);
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}
else return (ort < wan) ? u2_yes : u2_no;
}
else {
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u2_noun h_wan = u2h(wan);
2013-09-29 00:21:18 +04:00
2014-08-20 10:22:41 +04:00
if ( u2_ne(u2_co_is_cat(h_wan)) ) {
return u2_cm_bail(c3__fail);
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}
else return (ort < h_wan) ? u2_yes : u2_no;
}
}
}
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u2_noun
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_cqe_stew_fun(
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u2_noun hel,
u2_noun tub)
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{
u2_noun p_tub, q_tub;
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u2_cx_cell(tub, &p_tub, &q_tub);
if ( u2_no == u2du(q_tub) ) {
return _fail(tub);
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}
else {
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u2_noun iq_tub = u2h(q_tub);
if ( u2_ne(u2_co_is_cat(iq_tub)) ) {
return u2_cm_bail(c3__fail);
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}
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else while ( 1 ) {
if ( u2_no == u2du(hel) ) {
return _fail(tub);
}
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else {
u2_noun n_hel, l_hel, r_hel;
u2_noun pn_hel, qn_hel;
c3_t bit_t;
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u2_cx_trel(hel, &n_hel, &l_hel, &r_hel);
u2_cx_cell(n_hel, &pn_hel, &qn_hel);
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if ( (u2_no == u2du(pn_hel)) ) {
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bit_t = (iq_tub == pn_hel);
}
else {
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u2_noun hpn_hel = u2h(pn_hel);
u2_noun tpn_hel = u2t(pn_hel);
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if ( u2_ne(u2_co_is_cat(hpn_hel)) ||
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u2_ne(u2_co_is_cat(tpn_hel)) ) {
return _fail(tub);
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}
else bit_t = (iq_tub >= hpn_hel) && (iq_tub <= tpn_hel);
}
if ( bit_t ) {
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return u2_cx_good
(u2_cn_slam_on(u2k(qn_hel), u2k(tub)));
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} else {
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if ( u2_yes == _stew_wor(iq_tub, pn_hel) ) {
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hel = l_hel;
}
else hel = r_hel;
}
}
}
}
}
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u2_noun
u2_cwe_stew_fun(
u2_noun cor)
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{
u2_noun con, hel, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &con, 0)) ||
(u2_none == (hel = u2_cr_at(2, con))) )
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{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_stew_fun(hel, tub);
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}
}
/* stir
*/
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u2_noun
_cqe_stir_fun(u2_noun rud,
u2_noun raq,
u2_noun fel,
u2_noun tub)
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{
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u2_noun vex = u2_cx_good(u2_cn_slam_on(u2k(fel), u2k(tub)));
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u2_noun p_vex, q_vex;
u2_noun ret;
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u2_cx_cell(vex, &p_vex, &q_vex);
if ( u2_no == u2du(q_vex) ) {
ret = u2nq(u2k(p_vex),
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u2_nul,
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u2k(rud),
u2k(tub));
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}
else {
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u2_noun uq_vex = u2t(q_vex);
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u2_noun puq_vex, quq_vex;
u2_noun wag, p_wag, q_wag, uq_wag, puq_wag, quq_wag;
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u2_cx_cell(uq_vex, &puq_vex, &quq_vex);
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wag = _cqe_stir_fun(rud, raq, fel, quq_vex);
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u2_cx_cell(wag, &p_wag, &q_wag);
if ( u2_no == u2du(q_wag) ) {
return u2_cm_bail(c3__fail);
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}
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uq_wag = u2t(q_wag);
u2_cx_cell(uq_wag, &puq_wag, &quq_wag);
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ret = u2nq
(_last(p_vex, p_wag),
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u2_nul,
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u2_cx_good(u2_cn_slam_on
(u2k(raq),
u2nc(u2k(puq_vex),
u2k(puq_wag)))),
u2k(quq_wag));
u2z(wag);
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}
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u2z(vex);
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return ret;
}
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u2_noun
u2_cwe_stir_fun(u2_noun cor)
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{
u2_noun van, rud, raq, fel, tub;
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if ( (u2_no == u2_cr_mean(cor, u2_cv_sam, &tub, u2_cv_con, &van, 0)) ||
(u2_no == u2_cr_mean(van, u2_cv_sam_2, &rud,
u2_cv_sam_6, &raq,
u2_cv_sam_7, &fel,
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0)) )
{
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return u2_cm_bail(c3__fail);
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} else {
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return _cqe_stir_fun(rud, raq, fel, tub);
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}
}