urbit/gen164/2/weld.c
2014-09-03 14:33:18 -07:00

36 lines
608 B
C

/* j/2/weld.c
**
** This file is in the public domain.
*/
#include "all.h"
#include "../pit.h"
/* functions
*/
u2_noun
u2_cqb_weld(u2_noun a,
u2_noun b)
{
if ( 0 == a ) {
return u2k(b);
}
else if ( u2_no == u2du(a) ) {
return u2_cm_bail(c3__exit);
}
else {
return u2nc(u2k(u2h(a)), u2_cqb_weld(u2t(a), b));
}
}
u2_noun
u2_cwb_weld(u2_noun cor)
{
u2_noun a, b;
if ( u2_no == u2_cr_mean(cor, u2_cv_sam_2, &a, u2_cv_sam_3, &b, 0) ) {
return u2_cm_bail(c3__exit);
} else {
return u2_cqb_weld(a, b);
}
}