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

31 lines
374 B
C

/* j/2/drop.c
**
*/
#include "all.h"
/* functions
*/
u3_noun
u3qb_drop(u3_noun a)
{
if ( 0 == a ) {
return u3_nul;
}
else {
return u3nc(0, u3k(u3t(a)));
}
}
u3_noun
u3wb_drop(u3_noun cor)
{
u3_noun a;
if ( u3_none == (a = u3r_at(u3x_sam, cor)) ) {
return u3_none;
} else {
return u3qb_drop(a);
}
}