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48 lines
646 B
C
48 lines
646 B
C
/* j/2/lent.c
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**
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*/
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#include "all.h"
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/* functions
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*/
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u3_noun
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u3qb_lent(u3_noun a)
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{
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u3_noun len = 0;
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while ( 1 ) {
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if ( 0 == a ) {
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return len;
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}
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else if ( c3n == u3du(a) ) {
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u3z(len);
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return u3m_bail(c3__exit);
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}
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else {
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len = u3i_vint(len);
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a = u3t(a);
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}
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}
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}
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u3_noun
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u3wb_lent(u3_noun cor)
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{
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u3_noun a;
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if ( u3_none == (a = u3r_at(u3x_sam, cor)) ) {
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return u3m_bail(c3__exit);
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} else {
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return u3qb_lent(a);
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}
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}
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u3_noun
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u3kb_lent(u3_noun a)
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{
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u3_noun b = u3qb_lent(a);
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u3z(a);
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return b;
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}
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