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73 lines
1.4 KiB
C
73 lines
1.4 KiB
C
/* j/6/bust.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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/* logic
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*/
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u3_noun
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_cqfu_bust(
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u3_noun van,
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u3_noun sut,
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u3_noun dib)
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{
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u3_noun yam = u3qfu_burn(van, sut);
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u3_noun yib = u3nc
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(
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u3nc(u3k(u3h(u3h(yam))),
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u3k(dib)),
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u3k(u3t(yam)));
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u3_noun woo = u3nc(c3__cnzy, u3_blip);
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u3_noun wox = u3qfu_mint(van, sut, c3__noun, woo);
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u3_noun ret = u3n_nock_on(yib, u3k(u3t(wox)));
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if ( u3_none == ret ) {
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return u3m_error("bust-nock");
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}
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u3z(wox);
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u3z(woo);
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u3z(yam);
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return ret;
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}
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/* boilerplate
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*/
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u3_noun
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u3wfu_bust(u3_noun cor)
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{
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u3_noun sut, dib, van;
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if ( (c3n == u3r_mean(cor, u3x_sam, &dib, u3x_con, &van, 0)) ||
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(u3_none == (sut = u3r_at(u3x_sam, van))) )
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{
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return u3m_bail(c3__fail);
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} else {
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return _cqfu_bust(van, sut, dib);
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}
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}
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u3_noun
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u3qfu_bust(u3_noun van,
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u3_noun sut,
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u3_noun dib)
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{
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#if 1
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return _cqfu_bust(van, sut, dib);
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#else
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c3_m fun_m = c3__bust;
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u3_noun pro = u3z_find_2(fun_m, sut, dib);
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if ( u3_none != pro ) {
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return pro;
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}
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else {
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pro = _cqfu_bust(van, sut, dib);
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return u3z_save_2(fun_m, sut, dib, pro);
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}
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#endif
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}
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