urbit/gen164/2/lien.c
2014-08-19 17:49:16 -04:00

49 lines
1.2 KiB
C

/* j/2/lien.c
**
** This file is in the public domain.
*/
#include "all.h"
#include "../pit.h"
/* functions
*/
u2_weak // transfer
j2_mbc(Pt2, lien)(u2_noun a, // retain
u2_noun b) // retain
{
if ( 0 == a ) {
return u2_no;
} else {
u2_weak loz;
if ( u2_no == u2du(a) ) {
return u2_cm_bail(c3__exit);
}
else switch ( (loz = u2_cn_slam_on(u2k(b), u2k(u2h(a)))) ) {
case u2_yes: return u2_yes;
case u2_no: return j2_mbc(Pt2, lien)(u2t(a), b);
default: u2z(loz);
return u2_cm_bail(c3__exit);
}
}
}
u2_noun // transfer
j2_mb(Pt2, lien)(u2_noun cor) // retain
{
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 j2_mbc(Pt2, lien)(a, b);
}
}
/* structures
*/
u2_ho_jet
j2_mbj(Pt2, lien)[] = {
{ ".2", c3__lite, j2_mb(Pt2, lien), Tier2, u2_none, u2_none },
{ }
};