shrub/gen164/4/by_put.c
C. Guy Yarvin 25cd41d204 Tier 4.
2014-08-20 00:30:55 -04:00

116 lines
3.1 KiB
C

/* j/4/put.c
**
** This file is in the public domain.
*/
#include "all.h"
#include "../pit.h"
/* functions
*/
u2_weak // transfer
j2_mcc(Pt4, by, put)(
u2_noun a, // retain
u2_noun b, // retain
u2_noun c) // retain
{
if ( u2_nul == a ) {
return u2nt(
u2nc(u2k(b),
u2k(c)),
u2_nul,
u2_nul);
}
else {
u2_noun l_a, n_a, r_a, pn_a, qn_a;
u2_noun d, l_d, n_d, r_d;
if ( (u2_no == u2_cr_trel(a, &n_a, &l_a, &r_a)) ||
(u2_no == u2_cr_cell(n_a, &pn_a, &qn_a)) )
{
return u2_cm_bail(c3__exit);
}
else if ( u2_yes == u2_cr_sing(pn_a, b) ) {
if ( u2_yes == u2_cr_sing(qn_a, c) ) {
return u2k(a);
} else {
return u2nt
(u2nc(u2k(b), u2k(c)),
u2k(l_a),
u2k(r_a));
}
}
else {
if ( u2_yes == j2_mbc(Pt3, gor)(b, pn_a) ) {
d = j2_mcc(Pt4, by, put)(l_a, b, c);
if ( u2_yes == j2_mbc(Pt3, vor)(pn_a, u2h(u2h(d))) ) {
return u2nt(u2k(n_a),
d,
u2k(r_a));
}
else {
u2_cr_trel(d, &n_d, &l_d, &r_d);
{
u2_noun e = u2nt
(u2k(n_d),
u2k(l_d),
u2nt(
u2k(n_a),
u2k(r_d),
u2k(r_a)));
u2z(d);
return e;
}
}
}
else {
d = j2_mcc(Pt4, by, put)(r_a, b, c);
if ( u2_yes == j2_mbc(Pt3, vor)(pn_a, u2h(u2h(d))) ) {
return u2nt(u2k(n_a),
u2k(l_a),
d);
}
else {
u2_cr_trel(d, &n_d, &l_d, &r_d);
{
u2_noun e = u2nt
(u2k(n_d),
u2nt(
u2k(n_a),
u2k(l_a),
u2k(l_d)),
u2k(r_d));
u2z(d);
return e;
}
}
}
}
}
}
u2_weak // transfer
j2_mc(Pt4, by, put)(
u2_noun cor) // retain
{
u2_noun a, b, c;
if ( u2_no == u2_cr_mean(cor, u2_cv_sam_2, &b,
u2_cv_sam_3, &c,
u2_cv_con_sam, &a, 0) ) {
return u2_cm_bail(c3__exit);
} else {
return j2_mcc(Pt4, by, put)(a, b, c);
}
}
/* structures
*/
u2_ho_jet
j2_mcj(Pt4, by, put)[] = {
{ ".2", c3__lite, j2_mc(Pt4, by, put), Tier4, u2_none, u2_none },
{ }
};