mirror of
https://github.com/ilyakooo0/urbit.git
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292 lines
8.8 KiB
C
292 lines
8.8 KiB
C
/* j/6/peek.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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/* logic
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*/
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u2_noun
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j2_mcx(Pt6, ut, peek)(u2_wire, u2_noun, u2_noun, u2_noun, u2_atom);
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static u2_noun // produce
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_peek_in(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun sut, // retain
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u2_noun way, // retain
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u2_atom axe, // retain
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u2_noun gil) // retain
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{
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u2_noun p_sut, q_sut;
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u2_noun pro;
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if ( (u2_no == u2_dust(sut)) ) switch ( sut ) {
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default: return u2_bl_bail(wir_r, c3__fail);
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case c3__noun: {
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return c3__noun;
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}
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case c3__void: {
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return c3__void;
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}
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}
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else switch ( u2_h(sut) ) {
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default: return u2_bl_bail(wir_r, c3__fail);
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case c3__atom: {
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return c3__void;
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}
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case c3__bull: {
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if ( (u2_no == u2_as_trel(sut, 0, &p_sut, &q_sut)) ) {
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return u2_bl_bail(wir_r, c3__fail);
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} else {
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return _peek_in(wir_r, van, q_sut, way, axe, gil);
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}
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}
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case c3__cell: {
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if ( (u2_no == u2_as_trel(sut, 0, &p_sut, &q_sut)) ) {
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return u2_bl_bail(wir_r, c3__fail);
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} else {
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u2_atom tip = j2_mbc(Pt3, cap)(wir_r, axe);
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u2_atom tap = j2_mbc(Pt3, mas)(wir_r, axe);
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if ( _2 == tip ) {
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pro = j2_mcx(Pt6, ut, peek)(wir_r, van, p_sut, way, tap);
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}
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else {
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pro = j2_mcx(Pt6, ut, peek)(wir_r, van, q_sut, way, tap);
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}
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u2_rl_lose(wir_r, tap);
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u2_rl_lose(wir_r, tip);
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return pro;
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}
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}
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case c3__core: {
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u2_noun pq_sut, qq_sut, rq_sut;
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u2_noun prq_sut, qrq_sut;
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if ( (u2_no == u2_as_trel(sut, 0, &p_sut, &q_sut)) ||
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(u2_no == u2_as_trel(q_sut, &pq_sut, &qq_sut, &rq_sut)) ||
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(u2_no == u2_as_cell(rq_sut, &prq_sut, &qrq_sut)) )
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{
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return u2_bl_bail(wir_r, c3__fail);
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} else {
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u2_atom tip = j2_mbc(Pt3, cap)(wir_r, axe);
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u2_atom tap = j2_mbc(Pt3, mas)(wir_r, axe);
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if ( _3 == tip ) {
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if ( u2_no == j2_mcy(Pt6, ut, park)(wir_r, van, sut, way, tap) )
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{
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// u2_noun dun = j2_mcy(Pt6, ut, dunq)(wir_r, van, "type", sut);
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u2_noun waz = j2_mcy(Pt6, ut, shep)
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(wir_r, van, "axis", 'd', u2_rx(wir_r, axe));
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// u2_bl_push(wir_r, u2_bc(wir_r, c3__mean, dun));
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u2_bl_push(wir_r, u2_bc(wir_r, c3__mean, waz));
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return u2_bl_error(wir_r, "peek-park");
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}
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else pro = j2_mcx(Pt6, ut, peek)(wir_r, van, p_sut, way, tap);
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}
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else {
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pro = c3__noun;
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}
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u2_rl_lose(wir_r, tap);
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u2_rl_lose(wir_r, tip);
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return pro;
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}
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}
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case c3__cube: {
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if ( (u2_no == u2_as_trel(sut, 0, &p_sut, &q_sut)) ) {
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return u2_bl_bail(wir_r, c3__fail);
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} else {
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return _peek_in(wir_r, van, q_sut, way, axe, gil);
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}
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}
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case c3__face: {
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if ( (u2_no == u2_as_trel(sut, 0, &p_sut, &q_sut)) ) {
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return u2_bl_bail(wir_r, c3__fail);
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} else {
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return _peek_in(wir_r, van, q_sut, way, axe, gil);
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}
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}
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case c3__fork: {
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if ( (u2_no == u2_as_trel(sut, 0, &p_sut, &q_sut)) ) {
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return u2_bl_bail(wir_r, c3__fail);
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} else {
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u2_noun hed = _peek_in(wir_r, van, p_sut, way, axe, gil);
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u2_noun tal = _peek_in(wir_r, van, q_sut, way, axe, gil);
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pro = j2_mby(Pt6, fork)(wir_r, hed, tal);
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u2_rl_lose(wir_r, hed);
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u2_rl_lose(wir_r, tal);
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return pro;
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}
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}
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case c3__hold: {
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p_sut = u2_t(sut);
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if ( (u2_yes == j2_mcc(Pt4, in, has)(wir_r, gil, sut)) ) {
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return c3__void;
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}
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else {
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u2_noun zoc = j2_mcc(Pt4, in, put)(wir_r, gil, sut);
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u2_type fop = j2_mcy(Pt6, ut, repo)(wir_r, van, sut);
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u2_noun pro = _peek_in(wir_r, van, fop, way, axe, zoc);
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u2_rl_lose(wir_r, fop);
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u2_rl_lose(wir_r, zoc);
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return pro;
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}
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}
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}
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}
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u2_noun // transfer
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j2_mcx(Pt6, ut, peek)(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun sut, // retain
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u2_noun way,
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u2_atom axe) // retain
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{
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if ( _1 == axe ) {
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return u2_rx(wir_r, sut);
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}
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else return _peek_in(wir_r, van, sut, way, axe, u2_nul);
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}
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/* boilerplate
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*/
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u2_ho_jet
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j2_mcj(Pt6, ut, peek)[];
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u2_noun // transfer
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j2_mc(Pt6, ut, peek)(u2_wire wir_r,
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u2_noun cor) // retain
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{
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u2_noun sut, way, axe, van;
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if ( (u2_no == u2_mean(cor, u2_cv_sam_2, &way,
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u2_cv_sam_3, &axe,
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u2_cv_con, &van,
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0)) ||
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(u2_no == u2_stud(axe)) ||
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(u2_none == (sut = u2_frag(u2_cv_sam, van))) )
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{
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return u2_bl_bail(wir_r, c3__fail);
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} else {
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return j2_mcx(Pt6, ut, peek)(wir_r, van, sut, way, axe);
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}
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}
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u2_weak // transfer
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j2_mci(Pt6, ut, peek)(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun sut, // retain
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u2_noun way, // retain
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u2_noun axe) // retain
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{
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u2_weak hoc = u2_ds_look(wir_r, van, "peek");
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if ( u2_none == hoc ) {
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c3_assert(!"register peek");
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return u2_none;
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} else {
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u2_weak von = u2_rl_molt(wir_r, van, u2_cv_sam, u2_rx(wir_r, sut), 0);
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u2_weak gat = u2_nk_soft(wir_r, von, hoc);
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u2_weak cor = u2_rl_molt(wir_r, gat,
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u2_cv_sam_2, u2_rx(wir_r, way),
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u2_cv_sam_3, u2_rx(wir_r, axe),
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0);
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if ( (u2_none == j2_mcj(Pt6, ut, peek)[0].xip) ) {
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u2_noun xip = u2_ds_find(wir_r, cor);
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c3_assert(u2_none != xip);
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j2_mcj(Pt6, ut, peek)[0].xip = xip;
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}
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u2_rl_lose(wir_r, gat);
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return cor;
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}
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}
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u2_noun // transfer
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j2_mcy(Pt6, ut, peek)(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun sut, // retain
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u2_noun way, // retain
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u2_noun axe) // retain
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{
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u2_ho_jet *jet_j = &j2_mcj(Pt6, ut, peek)[0];
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if ( (jet_j->sat_s & u2_jet_live) && !(jet_j->sat_s & u2_jet_test) ) {
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if ( !(jet_j->sat_s & u2_jet_memo) ) {
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return j2_mcx(Pt6, ut, peek)(wir_r, van, sut, way, axe);
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}
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else {
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c3_m fun_m = c3__peek;
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u2_noun pro = u2_rl_find_trel(wir_r, fun_m, sut, way, axe);
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if ( u2_none != pro ) {
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return pro;
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}
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else {
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pro = j2_mcx(Pt6, ut, peek)(wir_r, van, sut, way, axe);
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return u2_rl_save_trel(wir_r, fun_m, sut, way, axe, pro);
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}
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}
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}
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else {
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u2_noun cor, fol, pro;
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cor = j2_mci(Pt6, ut, peek)(wir_r, van, sut, way, axe);
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fol = u2_h(cor);
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pro = u2_ho_use(wir_r, jet_j, cor, fol);
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if ( u2_none == pro ) return u2_bl_bail(wir_r, c3__fail);
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u2_rz(wir_r, cor);
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u2_rz(wir_r, fol);
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return pro;
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}
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}
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u2_weak
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j2_mck(Pt6, ut, peek)(u2_wire wir_r,
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u2_noun cor)
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{
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u2_noun sut, way, axe, van;
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if ( (u2_no == u2_mean(cor, u2_cv_sam_2, &way,
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u2_cv_sam_3, &axe,
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u2_cv_con, &van,
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0)) ||
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(u2_none == (sut = u2_frag(u2_cv_sam, van))) )
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{
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return u2_none;
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} else {
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return u2_rt
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(wir_r, u2_rx(wir_r, sut), u2_rx(wir_r, way), u2_rx(wir_r, axe));
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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(Pt6, ut, peek)[] = {
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{ ".2", c3__hevy,
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j2_mc(Pt6, ut, peek),
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Tier6_b_memo,
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u2_none, u2_none,
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j2_mck(Pt6, ut, peek), c3__peek
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},
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{ }
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};
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