urbit/j/b/need.c
2015-02-10 15:13:17 -08:00

33 lines
429 B
C

/* j/2/need.c
**
*/
#include "all.h"
/* functions
*/
u3_noun
u3qb_need(
u3_noun a)
{
if ( 0 == a ) {
return u3m_bail(c3__exit);
}
else {
return u3k(u3t(a));
}
}
u3_noun
u3wb_need(
u3_noun cor)
{
u3_noun a;
if ( u3_none == (a = u3r_at(u3x_sam, cor)) ) {
return u3m_bail(c3__exit);
} else {
return u3qb_need(a);
}
}