mirror of
https://github.com/ilyakooo0/urbit.git
synced 2024-12-03 02:35:52 +03:00
109 lines
2.4 KiB
C
109 lines
2.4 KiB
C
/* j/4/in_put.c
|
|
**
|
|
** This file is in the public domain.
|
|
*/
|
|
#include "all.h"
|
|
|
|
|
|
/* functions
|
|
*/
|
|
u3_noun
|
|
u3_cqdi_put(
|
|
u3_noun a,
|
|
u3_noun b)
|
|
{
|
|
if ( u3_nul == a ) {
|
|
return u3nt(u3k(b), u3_nul, u3_nul);
|
|
}
|
|
else {
|
|
u3_noun l_a, n_a, r_a, lr_a; // XX copy tree boilerplate to other pt4
|
|
u3_noun c, l_c, n_c, r_c;
|
|
|
|
if ( (u3_no == u3_cr_cell(a, &n_a, &lr_a)) ) {
|
|
return u3_cm_bail(c3__exit);
|
|
}
|
|
else if ( u3_yes == u3_cr_sing(n_a, b) ) {
|
|
return u3k(a);
|
|
}
|
|
else if ( u3_no == u3_cr_cell(lr_a, &l_a, &r_a) ) {
|
|
return u3_cm_bail(c3__exit);
|
|
}
|
|
else {
|
|
if ( u3_yes == u3_cqc_hor(b, n_a) ) {
|
|
c = u3_cqdi_put(l_a, b);
|
|
|
|
if ( u3_yes == u3_cqc_vor(n_a, u3h(c)) ) {
|
|
return u3nt(u3k(n_a),
|
|
c,
|
|
u3k(r_a));
|
|
}
|
|
else {
|
|
u3_cr_trel(c, &n_c, &l_c, &r_c);
|
|
{
|
|
u3_noun d = u3nt
|
|
(u3k(n_c),
|
|
u3k(l_c),
|
|
u3nt(
|
|
u3k(n_a),
|
|
u3k(r_c),
|
|
u3k(r_a)));
|
|
|
|
u3z(c);
|
|
return d;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
c = u3_cqdi_put(r_a, b);
|
|
|
|
if ( u3_yes == u3_cqc_vor(n_a, u3h(c)) ) {
|
|
return u3nt(u3k(n_a),
|
|
u3k(l_a),
|
|
c);
|
|
}
|
|
else {
|
|
u3_cr_trel(c, &n_c, &l_c, &r_c);
|
|
{
|
|
u3_noun d = u3nt
|
|
(u3k(n_c),
|
|
u3nt(
|
|
u3k(n_a),
|
|
u3k(l_a),
|
|
u3k(l_c)),
|
|
u3k(r_c));
|
|
|
|
u3z(c);
|
|
return d;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
u3_noun
|
|
u3_cwdi_put(
|
|
u3_noun cor)
|
|
{
|
|
u3_noun a, b;
|
|
|
|
if ( u3_no == u3_cr_mean(cor, u3_cv_sam, &b, u3_cv_con_sam, &a, 0) ) {
|
|
return u3_cm_bail(c3__exit);
|
|
} else {
|
|
return u3_cqdi_put(a, b);
|
|
}
|
|
}
|
|
u3_weak
|
|
u3_ckdi_put(u3_noun a, u3_noun b)
|
|
{
|
|
// Bizarre asymmetry in old jets.
|
|
//
|
|
// (Mysterious comment in old glue code.)
|
|
//
|
|
u3_noun pro = u3_cqdi_put(a, b);
|
|
|
|
u3z(a); u3z(b);
|
|
return pro;
|
|
}
|
|
|
|
|