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41 lines
815 B
C
41 lines
815 B
C
/* j/2/lien.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_noun
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u2_cqb_lien(u2_noun a,
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u2_noun b)
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{
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if ( 0 == a ) {
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return u2_no;
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} else {
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u2_noun loz;
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if ( u2_no == u2du(a) ) {
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return u2_cm_bail(c3__exit);
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}
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else switch ( (loz = u2_cn_slam_on(u2k(b), u2k(u2h(a)))) ) {
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case u2_yes: return u2_yes;
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case u2_no: return u2_cqb_lien(u2t(a), b);
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default: u2z(loz);
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return u2_cm_bail(c3__exit);
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}
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}
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}
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u2_noun
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u2_cwb_lien(u2_noun cor)
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{
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u2_noun a, b;
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if ( u2_no == u2_cr_mean(cor, u2_cv_sam_2, &a, u2_cv_sam_3, &b, 0) ) {
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return u2_cm_bail(c3__exit);
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} else {
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return u2_cqb_lien(a, b);
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}
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}
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