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103 lines
3.0 KiB
C
103 lines
3.0 KiB
C
/* j/4/in_put.c
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**
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** This file is in the public domain.
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*/
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#include "all.h"
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#include "../pit.h"
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/* functions
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*/
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u2_weak // transfer
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j2_mcc(Pt4, in, put)(u2_wire wir_r,
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u2_noun a, // retain
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u2_noun b) // retain
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{
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if ( u2_nul == a ) {
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return u2_rt(wir_r, u2_rx(wir_r, b), u2_nul, u2_nul);
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}
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else {
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u2_noun l_a, n_a, r_a, lr_a; // XX copy tree boilerplate to other pt4
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u2_noun c, l_c, n_c, r_c;
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if ( (u2_no == u2_as_cell(a, &n_a, &lr_a)) ) {
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return u2_bl_bail(wir_r, c3__exit);
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}
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else if ( u2_yes == u2_sing(n_a, b) ) {
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return u2_rx(wir_r, a);
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}
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else if ( u2_no == u2_as_cell(lr_a, &l_a, &r_a) ) {
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return u2_bl_bail(wir_r, c3__exit);
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}
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else {
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if ( u2_yes == j2_mbc(Pt3, hor)(wir_r, b, n_a) ) {
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c = j2_mcc(Pt4, in, put)(wir_r, l_a, b);
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if ( u2_yes == j2_mbc(Pt3, vor)(wir_r, n_a, u2_h(c)) ) {
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return u2_rt(wir_r, u2_rx(wir_r, n_a),
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c,
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u2_rx(wir_r, r_a));
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}
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else {
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u2_as_trel(c, &n_c, &l_c, &r_c);
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{
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u2_noun d = u2_rt
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(wir_r, u2_rx(wir_r, n_c),
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u2_rx(wir_r, l_c),
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u2_rt(wir_r,
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u2_rx(wir_r, n_a),
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u2_rx(wir_r, r_c),
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u2_rx(wir_r, r_a)));
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u2_rl_lose(wir_r, c);
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return d;
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}
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}
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}
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else {
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c = j2_mcc(Pt4, in, put)(wir_r, r_a, b);
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if ( u2_yes == j2_mbc(Pt3, vor)(wir_r, n_a, u2_h(c)) ) {
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return u2_rt(wir_r, u2_rx(wir_r, n_a),
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u2_rx(wir_r, l_a),
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c);
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}
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else {
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u2_as_trel(c, &n_c, &l_c, &r_c);
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{
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u2_noun d = u2_rt
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(wir_r, u2_rx(wir_r, n_c),
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u2_rt(wir_r,
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u2_rx(wir_r, n_a),
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u2_rx(wir_r, l_a),
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u2_rx(wir_r, l_c)),
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u2_rx(wir_r, r_c));
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u2_rl_lose(wir_r, c);
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return d;
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}
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}
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}
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}
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}
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}
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u2_weak // transfer
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j2_mc(Pt4, in, put)(u2_wire wir_r,
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u2_noun cor) // retain
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{
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u2_noun a, b;
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if ( u2_no == u2_mean(cor, u2_cv_sam, &b, u2_cv_con_sam, &a, 0) ) {
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return u2_bl_bail(wir_r, c3__exit);
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} else {
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return j2_mcc(Pt4, in, put)(wir_r, a, b);
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}
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}
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/* structures
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*/
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u2_ho_jet
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j2_mcj(Pt4, in, put)[] = {
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{ ".2", c3__lite, j2_mc(Pt4, in, put), Tier4, u2_none, u2_none },
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{ }
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};
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