/* functions
*/
u3_noun
u3qc_rsh(u3_atom a,
u3_atom b,
u3_atom c)
{
if ( !_(u3a_is_cat(a)) || (a >= 32) ) {
return u3m_bail(c3__fail);
}
else if ( !_(u3a_is_cat(b)) ) {
return 0;
}
else {
c3_g a_g = a;
c3_w b_w = b;
c3_w len_w = u3r_met(a_g, c);
if ( b_w >= len_w ) {
return 0;
}
else {
c3_w* sal_w = u3a_slaq(a_g, (len_w - b_w));
if ( 0 == sal_w ) {
return u3m_bail(c3__fail);
}
u3r_chop(a_g, b_w, (len_w - b_w), 0, sal_w, c);
// return u3a_moot(sal_w);
return u3a_malt(sal_w);
}
}
}
u3_noun u3qdb_dif(u3_noun a, u3_noun b)
{
if ( u3_nul == b ) {
return u3k(a);
} else {
u3_noun n_b, l_b, r_b;
u3_noun c, l_c, r_c;
if ( c3n == u3r_trel(b, &n_b, &l_b, &r_b) ) {
return u3m_bail(c3__exit);
} else {
c = u3qdb_bif(a, n_b);
if ( c3n == u3r_cell(c, &l_c, &r_c) ) {
return u3m_bail(c3__exit);
} else {
u3_noun d;
u3_noun e;
d = u3qdb_dif(l_c, l_b);
e = u3qdb_dif(r_c, r_b);
u3z(c);
return _b_dif_join(d, e);
}
}
}
}
/* functions
*/
u3_noun
u3qdi_gas(u3_noun a,
u3_noun b)
{
if ( u3_nul == b ) {
return u3k(a);
}
else {
if ( c3n == u3du(b) ) {
return u3m_bail(c3__exit);
} else {
u3_noun i_b = u3h(b);
u3_noun t_b = u3t(b);
u3_noun c;
if ( u3_none == (c = u3qdi_put(a, i_b)) ) {
return u3m_bail(c3__exit);
} else {
u3_noun d = u3qdi_gas(c, t_b);
u3z(c);
return d;
}
}
}
}
/* functions
*/
u3_noun
u3qb_roll(u3_noun a,
u3_noun b)
{
if ( 0 == a ) {
return u3k(u3r_at(u3x_sam_3, b));
}
else if ( c3n == u3du(a) ) {
return u3m_bail(c3__exit);
}
else {
u3_noun gim = u3k(u3h(a));
u3_noun zor = u3k(u3r_at(u3x_sam_3, b));
u3_noun daz = u3n_slam_on(u3k(b), u3nc(gim, zor));
u3_noun vel = u3i_molt(u3k(b), u3x_sam_3, daz, 0);
if ( u3_none == vel ) {
return u3m_bail(c3__exit);
} else {
u3_noun hox = u3qb_roll(u3t(a), vel);
u3z(vel);
return hox;
}
}
}
/* _ca_box_make_hat(): in u3R, allocate directly on the hat.
*/
static u3a_box*
_ca_box_make_hat(c3_w len_w, c3_w ald_w, c3_w alp_w, c3_w use_w)
{
c3_w pad_w;
u3_post all_p;
if ( c3y == u3a_is_north(u3R) ) {
all_p = u3R->hat_p;
pad_w = _me_align_pad(all_p, ald_w, alp_w);
u3R->hat_p += (len_w + pad_w);
if ( u3R->hat_p >= u3R->cap_p ) {
u3m_bail(c3__meme); return 0;
}
}
else {
all_p = (u3R->hat_p - len_w);
pad_w = _me_align_dap(all_p, ald_w, alp_w);
all_p -= pad_w;
u3R->hat_p = all_p;
if ( u3R->hat_p <= u3R->cap_p ) {
u3m_bail(c3__meme); return 0;
}
}
return _box_make(u3a_into(all_p), (len_w + pad_w), use_w);
}
/* functions
*/
u3_noun
u3qdi_int(u3_noun a,
u3_noun b)
{
if ( u3_nul == a ) {
return u3k(u3_nul);
}
else if ( u3_nul == b ) {
return u3k(u3_nul);
}
else {
u3_noun l_a, n_a, r_a, lr_a;
u3_noun l_b, n_b, r_b, lr_b;
u3_noun c;
if ( (c3n == u3r_cell(a, &n_a, &lr_a)) ) {
return u3m_bail(c3__exit);
}
else if ( (c3n == u3r_cell(b, &n_b, &lr_b)) ) {
return u3m_bail(c3__exit);
}
else {
if ( c3y == u3qc_mor(n_b, n_a) ) {
c = a; a = b; b = c;
c = n_a; n_a = n_b; n_b = c;
c = lr_a; lr_a = lr_b; lr_b = c;
}
if ( c3n == u3r_cell(lr_a, &l_a, &r_a) ) {
return u3m_bail(c3__exit);
}
else if ( c3n == u3r_cell(lr_b, &l_b, &r_b) ) {
return u3m_bail(c3__exit);
}
else if ( c3y == u3r_sing(n_a, n_b) ) {
return u3nt(u3k(n_a),
u3qdi_int(l_a, l_b),
u3qdi_int(r_a, r_b));
}
else if ( c3y == u3qc_gor(n_b, n_a) ) {
return u3qdi_uni(u3qdi_int(l_a,
u3nt(n_b,
l_b,
u3_nul)),
u3qdi_int(a,
r_b));
}
else {
return u3qdi_uni(u3qdi_int(r_a,
u3nt(n_b,
u3_nul,
r_b)),
u3qdi_int(a,
l_b));
}
}
}
}
/* logic
*/
u3_noun
u3qfu_repo(
u3_noun van,
u3_noun sut)
{
u3_noun p_sut, q_sut;
if ( c3n == u3du(sut) ) switch ( sut ) {
default: return u3k(sut);
case c3__noun:
return u3nt(c3__fork,
u3nc(c3__atom, u3_blip),
u3nt(c3__cell, c3__noun, c3__noun));
}
else switch ( u3h(sut) ) {
default: {
return u3m_error("repo-flat");
}
case c3__bull: {
if ( c3n == u3r_cell(u3t(sut), &p_sut, &q_sut)) {
return u3m_bail(c3__fail);
} else {
return u3k(q_sut);
}
}
case c3__core: {
if ( c3n == u3r_cell(u3t(sut), &p_sut, &q_sut) ) {
return u3m_bail(c3__fail);
} else {
return u3nt(c3__cell, c3__noun, u3k(p_sut));
}
}
case c3__cube: {
if ( c3n == u3r_cell(u3t(sut), &p_sut, &q_sut)) {
return u3m_bail(c3__fail);
} else {
return u3k(q_sut);
}
}
case c3__face: {
if ( c3n == u3r_cell(u3t(sut), &p_sut, &q_sut)) {
return u3m_bail(c3__fail);
} else {
return u3k(q_sut);
}
}
case c3__hold: {
p_sut = u3t(sut);
return u3qfu_rest(van, sut, p_sut);
}
}
}
/* logic
*/
static u3_noun
_cqfu_conk(u3_noun van,
u3_noun sut,
u3_noun got)
{
if ( c3y == u3ud(got) ) {
u3_noun ret = u3qf_face(u3k(got), sut);
return ret;
}
else switch ( u3h(got) ) {
default: return u3m_bail(c3__fail);
case 0: {
return u3k(sut);
}
case 1: {
u3_noun c*k = _cqfu_conk(van, sut, u3t(u3t(got)));
u3_noun nux = u3k(u3h(u3t(got)));
u3_noun ret = u3qf_face(nux, c*k);
u3z(nux);
u3z(c*k);
return ret;
}
case 2: {
u3_noun vet = u3r_at(u3qfu_van_vet, van);
u3_noun hed, tal, deh, lat, ret;
if ( c3y == vet ) {
u3_noun cel = u3nt(c3__cell, c3__noun, c3__noun);
if ( c3n == u3qfu_nest(van, cel, c3y, sut) ) {
return u3m_bail(c3__fail);
}
u3z(cel);
}
hed = u3qfu_peek(van, sut, c3__both, 2);
tal = u3qfu_peek(van, sut, c3__both, 3);
deh = _cqfu_conk(van, hed, u3h(u3t(got)));
lat = _cqfu_conk(van, tal, u3t(u3t(got)));
ret = u3qf_cell(deh, lat);
u3z(lat);
u3z(deh);
u3z(tal);
u3z(hed);
return ret;
}
}
}
/* functions
*/
static u3_noun
_rebalance(u3_noun a)
{
u3_noun l_a, n_a, r_a;
if ( c3n == u3r_trel(a, &n_a, &l_a, &r_a) ) {
return u3m_bail(c3__exit);
}
else {
if ( u3_nul == l_a) {
return u3k(r_a);
}
else if ( u3_nul == r_a) {
return u3k(l_a);
}
else {
u3_noun n_l_a, l_l_a, r_l_a;
u3_noun n_r_a, l_r_a, r_r_a;
if ( (c3n == u3r_trel(l_a, &n_l_a, &l_l_a, &r_l_a) ) ||
(c3n == u3r_trel(r_a, &n_r_a, &l_r_a, &r_r_a) ) ) {
return u3m_bail(c3__exit);
}
else {
if ( c3y == u3qc_mor(n_l_a, n_r_a) ) {
u3_noun new_right = u3nt(u3k(n_a),
u3k(r_l_a),
u3k(r_a));
u3_noun ret = u3nt(u3k(n_l_a),
u3k(l_l_a),
_rebalance(new_right));
u3z(new_right);
return ret;
}
else {
u3_noun new_left = u3nt(u3k(n_a),
u3k(l_a),
u3k(l_r_a));
u3_noun ret = u3nt(u3k(n_r_a),
_rebalance(new_left),
u3k(r_r_a));
u3z(new_left);
return ret;
}
}
}
}
}
static u3_noun
_mint_bake(
u3_noun van,
u3_noun sut,
u3_noun dab)
{
if ( (u3_nul == dab) ) {
return 0;
}
else {
u3_noun n_dab, l_dab, r_dab;
u3r_trel(dab, &n_dab, &l_dab, &r_dab);
if ( c3n == u3du(n_dab) ) {
return u3m_bail(c3__fail);
}
else {
u3_noun qn_dab = u3t(n_dab);
u3_noun vad;
switch ( u3h(qn_dab) ) {
default: return u3m_bail(c3__exit);
case c3__ash: {
vad = _mint_brew(van, sut, c3y, u3t(qn_dab));
break;
}
case c3__elm: {
vad = _mint_brew(van, sut, c3n, u3t(qn_dab));
break;
}
}
if ( (u3_nul == l_dab) && (u3_nul == r_dab) ) {
return vad;
}
else if ( (u3_nul == l_dab) ) {
return u3nc
(vad, _mint_bake(van, sut, r_dab));
}
else if ( (u3_nul == r_dab) ) {
return u3nc
(vad, _mint_bake(van, sut, l_dab));
}
else {
return u3nt
(vad,
_mint_bake(van, sut, l_dab),
_mint_bake(van, sut, r_dab));
}
}
}
}
/* functions
*/
u3_noun
u3qb_skid(u3_noun a,
u3_noun b)
{
if ( 0 == a ) {
return u3nc(u3_nul, u3_nul);
}
else if ( c3n == u3du(a) ) {
return u3m_bail(c3__exit);
} else {
u3_noun acc = u3qb_skid(u3t(a), b);
u3_noun hoz = u3n_slam_on(u3k(b), u3k(u3h(a)));
u3_noun nex;
if ( c3y == hoz ) {
nex = u3nc(u3nc(u3k(u3h(a)), u3k(u3h(acc))), u3k(u3t(acc)));
}
else {
nex = u3nc(u3k(u3h(acc)), u3nc(u3k(u3h(a)), u3k(u3t(acc))));
}
u3z(hoz);
u3z(acc);
return nex;
}
}
static u3_noun
_mint_brew(
u3_noun van,
u3_noun sut,
u3_noun tov,
u3_noun gen)
{
u3_noun von;
switch ( tov ) {
default: return u3m_bail(c3__fail);
case c3y:
von = u3k(van); break;
case c3n:
von = u3i_molt(u3k(van), u3qfu_van_vet, c3n, 0); break;
}
{
u3_noun mil = u3qfu_mint(von, sut, c3__noun, gen);
u3_noun fol = u3k(u3t(mil));
u3z(mil);
u3z(von);
return fol;
}
}
/* internal functions
*/
u3_noun _b_dif_join(u3_noun d, u3_noun e)
{
if ( u3_nul == d ) {
return u3k(e);
} else if (u3_nul == e) {
return u3k(d);
} else {
u3_noun n_d, l_d, r_d;
u3_noun n_e, l_e, r_e;
u3_noun p_n_d, q_n_d;
u3_noun p_n_e, q_n_e;
if ( c3n == u3r_trel(d, &n_d, &l_d, &r_d)
|| c3n == u3r_trel(e, &n_e, &l_e, &r_e)
|| c3n == u3r_cell(n_d, &p_n_d, &q_n_d)
|| c3n == u3r_cell(n_e, &p_n_e, &q_n_e) ) {
return u3m_bail(c3__exit);
} else {
if ( c3y == u3qc_vor(p_n_d, p_n_e) ) {
return u3nt(u3k(n_d),
u3k(l_d),
_b_dif_join(u3k(r_d), u3k(e)));
} else {
return u3nt(u3k(n_e),
_b_dif_join(u3k(d), u3k(l_e)),
u3k(r_e));
}
}
}
}
/* functions
*/
u3_noun
u3qb_scag(
u3_atom a,
u3_noun b)
{
if ( !_(u3a_is_cat(a)) ) {
return u3m_bail(c3__fail);
}
else {
u3_noun acc;
c3_w i_w = a;
if ( !i_w )
return u3_nul;
while ( i_w ) {
if ( c3n == u3du(b) ) {
return u3_nul;
}
acc = u3i_cell( u3h(b), acc );
b = u3t(b);
i_w--;
}
return u3kb_flop(acc);
}
}
/* functions
*/
u3_noun
u3qb_murn(u3_noun a, u3_noun b)
{
if ( 0 == a ) {
return a;
}
else if ( c3n == u3du(a) ) {
return u3m_bail(c3__exit);
}
else {
u3_noun one = u3n_slam_on(u3k(b), u3k(u3h(a)));
u3_noun two = u3qb_murn(u3t(a), b);
u3_noun nex;
switch ( u3ud(one) ) {
case c3y: u3z(one);
return two;
case c3n: nex = u3nc(u3k(u3t(one)), two);
u3z(one);
return nex;
default: u3z(one);
u3z(two);
return u3_none;
}
}
}
/* shim
*/
u3_noun
_cqe_shim_fun(u3_noun zep,
u3_noun tub)
{
u3_noun p_tub, q_tub;
u3x_cell(tub, &p_tub, &q_tub);
if ( c3n == u3du(q_tub) ) {
return _fail(tub);
}
else {
u3_noun p_zep, q_zep;
u3_noun iq_tub = u3h(q_tub);
u3x_cell(zep, &p_zep, &q_zep);
if ( _(u3a_is_cat(p_zep)) &&
_(u3a_is_cat(q_zep)) &&
_(u3a_is_cat(iq_tub)) )
{
if ( (iq_tub >= p_zep) && (iq_tub <= q_zep) ) {
return _next(tub);
}
else return _fail(tub);
}
else {
return u3m_bail(c3__fail);
}
}
}
/* functions
*/
u3_noun
u3qdb_has(
u3_noun a,
u3_noun b)
{
if ( u3_nul == a ) {
return c3n;
}
else {
u3_noun l_a, n_a, r_a;
u3_noun pn_a, qn_a;
if ( (c3n == u3r_trel(a, &n_a, &l_a, &r_a)) ||
(c3n == u3r_cell(n_a, &pn_a, &qn_a)) )
{
return u3m_bail(c3__exit);
}
else {
if ( (c3y == u3r_sing(b, pn_a)) ) {
return c3y;
}
else {
if ( c3y == u3qc_gor(b, pn_a) ) {
return u3qdb_has(l_a, b);
}
else return u3qdb_has(r_a, b);
}
}
}
}
u3_noun
u3qee_shar(u3_atom pub, u3_atom sek)
{
c3_y pub_y[32], sek_y[32], self_y[32], exp_y[64], shr_y[32];
c3_w met_pub_w, met_sek_w;
met_pub_w = u3r_met(3, pub);
met_sek_w = u3r_met(3, sek);
if ( (met_pub_w > 32) || (met_sek_w > 32) ) {
return u3m_bail(c3__exit);
}
u3r_bytes(0, 32, pub_y, pub);
u3r_bytes(0, 32, sek_y, sek);
memset(self_y, 0, 32);
memset(exp_y, 0, 64);
memset(shr_y, 0, 32);
ed25519_create_keypair(self_y, exp_y, sek_y);
ed25519_key_exchange(shr_y, pub_y, exp_y);
return u3i_bytes(32, shr_y);
}
u3_noun
u3qdi_del(u3_noun a,
u3_noun b)
{
if ( u3_nul == a ) {
return u3_nul;
}
else {
u3_noun l_a, n_a, r_a;
if ( (c3n == u3r_trel(a, &n_a, &l_a, &r_a)) ) {
return u3m_bail(c3__exit);
}
else if ( c3n == u3r_sing(n_a, b) ) {
if ( c3y == u3qc_gor(b, n_a) ) {
return u3nt(u3k(n_a),
u3qdi_del(l_a, b),
u3k(r_a));
}
else {
return u3nt(u3k(n_a),
u3k(l_a),
u3qdi_del(r_a, b));
}
}
else {
return _rebalance(a);
}
}
}
/* functions
*/
u3_noun
u3qa_mod(u3_atom a,
u3_atom b)
{
#if 0
if ( b == 3 && a == 2684227708 ) {
printf("dword at 0x27ff84ff8 is %" PRIu64 "\r\n", *(c3_d *)0x27ff84ff8);
*(c3_d *)0x27ff84ff8 = 25;
printf("see, we modified it\r\n");
}
#endif
if ( 0 == b ) {
return u3m_bail(c3__exit);
} else {
mpz_t a_mp, b_mp;
u3r_mp(a_mp, a);
u3r_mp(b_mp, b);
mpz_tdiv_r(a_mp, a_mp, b_mp);
mpz_clear(b_mp);
return u3i_mp(a_mp);
}
}
/* functions
*/
u3_noun
u3qdi_has(u3_noun a,
u3_noun b)
{
if ( u3_nul == a ) {
return c3n;
}
else {
u3_noun l_a, n_a, r_a;
if ( (c3n == u3r_mean(a, 2, &n_a, 6, &l_a, 7, &r_a, 0)) ) {
return u3m_bail(c3__exit);
}
else {
if ( (c3y == u3r_sing(b, n_a)) ) {
return c3y;
}
else {
if ( c3y == u3qc_hor(b, n_a) ) {
return u3qdi_has(l_a, b);
}
else return u3qdi_has(r_a, b);
}
}
}
}
/* functions
*/
u3_noun
u3qf_slot(u3_atom axe,
u3_noun vax)
{
u3_noun f*g = u3r_at(axe, u3t(vax));
fprintf(stderr, "slot axe %d\r\n", axe);
if ( u3_none == f*g ) {
return u3m_bail(c3__exit);
}
else {
u3_noun typ = u3qfu_peek(
}
c3_w i_w, met_w = c3_min(u3r_met(3, axe), u3r_met(3, vax));
if ( c3n == _slot_fiz(axe, vax) ) {
return c3n;
}
for ( i_w = 0; i_w < met_w; i_w++ ) {
c3_y axe_y = u3r_byte(i_w, axe);
c3_y vax_y = u3r_byte(i_w, vax);
if ( (axe_y >= 'A') && (axe_y <= 'Z') ) axe_y = 0;
if ( (vax_y >= 'A') && (vax_y <= 'Z') ) vax_y = 0;
if ( axe_y && vax_y && (axe_y != vax_y) ) {
return c3n;
}
}
return c3y;
}
/* functions
*/
u3_noun
u3qc_mix(u3_atom a,
u3_atom b)
{
c3_w lna_w = u3r_met(5, a);
c3_w lnb_w = u3r_met(5, b);
if ( (lna_w == 0) && (lnb_w == 0) ) {
return 0;
} else {
c3_w len_w = c3_max(lna_w, lnb_w);
c3_w* sal_w = u3a_slab(len_w);
if ( 0 == sal_w ) {
return u3m_bail(c3__fail);
}
else {
c3_w i_w;
u3r_chop(5, 0, lna_w, 0, sal_w, a);
for ( i_w = 0; i_w < lnb_w; i_w++ ) {
sal_w[i_w] ^= u3r_word(i_w, b);
}
return u3a_malt(sal_w);
}
}
}
static u3_noun
_skid_in(u3j_site* sit_u, u3_noun a)
{
if ( 0 == a ) {
return u3nc(u3_nul, u3_nul);
}
else if ( c3n == u3du(a) ) {
return u3m_bail(c3__exit);
} else {
u3_noun acc = _skid_in(sit_u, u3t(a));
u3_noun hoz = u3j_gate_slam(sit_u, u3k(u3h(a)));
u3_noun nex;
if ( c3y == hoz ) {
nex = u3nc(u3nc(u3k(u3h(a)), u3k(u3h(acc))), u3k(u3t(acc)));
}
else {
nex = u3nc(u3k(u3h(acc)), u3nc(u3k(u3h(a)), u3k(u3t(acc))));
}
u3z(hoz);
u3z(acc);
return nex;
}
}
static u3_noun
_og_list(u3_noun a,
u3_noun b,
u3_noun c)
{
u3_noun l = u3_nul;
if ( !_(u3a_is_cat(b)) ) {
return u3m_bail(c3__fail);
}
while ( 0 != b ) {
u3_noun x = u3qc_mix(a, c);
u3_noun y = u3qc_mix(b, x);
u3_noun d = u3qe_shas(c3_s4('o','g','-','b'), y);
u3_noun m;
u3z(x); u3z(y);
if ( b < 256 ) {
u3_noun e = u3qc_end(0, b, d);
u3z(d);
m = u3nc(b, e);
b = 0;
} else {
m = u3nc(256, d);
c = d;
b -= 256;
}
l = u3nc(m, l);
}
return u3kb_flop(l);
}
static u3_noun
_in_uni(u3_noun a, u3_noun b)
{
u3_noun n_a, l_a, r_a,
n_b, l_b, r_b,
neb, sub, naw, pro;
if ( u3_nul == a ) {
return u3k(b);
}
else if ( u3_nul == b ) {
return u3k(a);
}
else if ( (c3n == u3r_trel(a, &n_a, &l_a, &r_a))
|| (c3n == u3r_trel(b, &n_b, &l_b, &r_b)) )
{
return u3m_bail(c3__exit);
}
else if ( c3n == u3qc_mor(n_a, n_b) ) {
if ( c3y == u3r_sing(n_a, n_b) ) {
return u3nt(u3k(n_b), _in_uni(l_a, l_b), _in_uni(r_a, r_b));
}
else if ( c3y == u3qc_gor(n_a, n_b) ) {
naw = u3nt(u3k(n_a), u3k(l_a), u3_nul);
sub = _in_uni(naw, l_b);
neb = u3nt(u3k(n_b), sub, u3k(r_b));
pro = _in_uni(r_a, neb);
u3z(naw); u3z(neb);
return pro;
}
else {
naw = u3nt(u3k(n_a), u3_nul, u3k(r_a));
sub = _in_uni(naw, r_b);
neb = u3nt(u3k(n_b), u3k(l_b), sub);
pro = _in_uni(l_a, neb);
u3z(naw); u3z(neb);
return pro;
}
}
else if ( c3y == u3r_sing(n_b, n_a) ) {
return u3nt(u3k(n_b), _in_uni(l_a, l_b), _in_uni(r_a, r_b));
}
else if ( c3y == u3qc_gor(n_b, n_a) ) {
neb = u3nt(u3k(n_b), u3k(l_b), u3_nul);
sub = _in_uni(l_a, neb);
naw = u3nt(u3k(n_a), sub, u3k(r_a));
pro = _in_uni(naw, r_b);
u3z(neb); u3z(naw);
return pro;
}
else {
neb = u3nt(u3k(n_b), u3_nul, u3k(r_b));
sub = _in_uni(r_a, neb);
naw = u3nt(u3k(n_a), u3k(l_a), sub);
pro = _in_uni(naw, l_b);
u3z(neb); u3z(naw);
return pro;
}
}
/* functions
*/
u3_noun u3wdb_bif(u3_noun cor)
{
u3_noun a, b;
if ( c3n == u3r_mean(cor, u3x_sam, &b, u3x_con_sam, &a, 0) ) {
return u3m_bail(c3__exit);
} else {
return u3qdb_bif(a, b);
}
}
/* functions
*/
u3_noun
u3qc_cut(u3_atom a,
u3_atom b,
u3_atom c,
u3_atom d)
{
if ( !_(u3a_is_cat(a)) || (a >= 32) ) {
return u3m_bail(c3__fail);
}
if ( !_(u3a_is_cat(b)) ) {
return 0;
}
if ( !_(u3a_is_cat(c)) ) {
c = 0x7fffffff;
}
{
c3_g a_g = a;
c3_w b_w = b;
c3_w c_w = c;
c3_w len_w = u3r_met(a_g, d);
if ( (0 == c_w) || (b_w >= len_w) ) {
return 0;
}
if ( b_w + c_w > len_w ) {
c_w = (len_w - b_w);
}
if ( (b_w == 0) && (c_w == len_w) ) {
return u3k(d);
}
else {
c3_w* sal_w = u3a_slaq(a_g, c_w);
if ( 0 == sal_w ) {
return u3m_bail(c3__fail);
}
u3r_chop(a_g, b_w, c_w, 0, sal_w, d);
return u3a_malt(sal_w);
}
}
}
u3_noun
_cqe_stew_fun(u3_noun hel,
u3_noun tub)
{
u3_noun p_tub, q_tub;
u3x_cell(tub, &p_tub, &q_tub);
if ( c3n == u3du(q_tub) ) {
return _fail(tub);
}
else {
u3_noun iq_tub = u3h(q_tub);
if ( !_(u3a_is_cat(iq_tub)) ) {
return u3m_bail(c3__fail);
}
else while ( 1 ) {
if ( c3n == u3du(hel) ) {
return _fail(tub);
}
else {
u3_noun n_hel, l_hel, r_hel;
u3_noun pn_hel, qn_hel;
c3_o bit_o;
u3x_trel(hel, &n_hel, &l_hel, &r_hel);
u3x_cell(n_hel, &pn_hel, &qn_hel);
if ( (c3n == u3du(pn_hel)) ) {
bit_o = __((iq_tub == pn_hel));
}
else {
u3_noun hpn_hel = u3h(pn_hel);
u3_noun tpn_hel = u3t(pn_hel);
if ( !_(u3a_is_cat(hpn_hel)) ||
!_(u3a_is_cat(tpn_hel)) ) {
return _fail(tub);
}
else bit_o = __((iq_tub >= hpn_hel) && (iq_tub <= tpn_hel));
}
if ( c3y == bit_o ) {
return u3x_good
(u3n_slam_on(u3k(qn_hel), u3k(tub)));
} else {
if ( c3y == _stew_wor(iq_tub, pn_hel) ) {
hel = l_hel;
}
else hel = r_hel;
}
}
}
}
}
u3_noun
u3wb_skid(u3_noun cor)
{
u3_noun a, b;
if ( c3n == u3r_mean(cor, u3x_sam_2, &a, u3x_sam_3, &b, 0) ) {
return u3m_bail(c3__exit);
} else {
return u3qb_skid(a, b);
}
}