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44 lines
654 B
C
44 lines
654 B
C
/* j/2/weld.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_weld(u3_noun a,
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u3_noun b)
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{
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if ( 0 == a ) {
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return u3k(b);
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}
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else if ( c3n == u3du(a) ) {
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return u3m_bail(c3__exit);
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}
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else {
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return u3nc(u3k(u3h(a)), u3qb_weld(u3t(a), b));
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}
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}
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u3_noun
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u3wb_weld(u3_noun cor)
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{
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u3_noun a, b;
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if ( c3n == u3r_mean(cor, u3x_sam_2, &a, u3x_sam_3, &b, 0) ) {
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return u3m_bail(c3__exit);
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} else {
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return u3qb_weld(a, b);
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}
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}
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u3_noun
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u3kb_weld(u3_noun a,
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u3_noun b)
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{
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u3_noun c = u3qb_weld(a, b);
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u3z(a); u3z(b);
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return c;
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}
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