mirror of
https://github.com/urbit/shrub.git
synced 2024-12-24 03:14:30 +03:00
45 lines
804 B
C
45 lines
804 B
C
/* j/6/flan.c
|
|
**
|
|
*/
|
|
#include "all.h"
|
|
|
|
|
|
/* functions
|
|
*/
|
|
u3_noun
|
|
u3qf_flan(u3_noun bos,
|
|
u3_noun nif)
|
|
{
|
|
if ( c3y == u3r_sing(1, u3h(bos)) ) {
|
|
if ( (u3_nul == u3t(bos)) ) {
|
|
return u3k(nif);
|
|
}
|
|
else return u3k(bos);
|
|
}
|
|
else {
|
|
if ( c3y == u3r_sing(1, u3h(nif)) ) {
|
|
if ( (u3_nul == u3t(nif)) ) {
|
|
return u3k(bos);
|
|
}
|
|
else return u3k(nif);
|
|
}
|
|
else {
|
|
return u3nq(6,
|
|
u3k(bos),
|
|
u3k(nif),
|
|
u3nc(1, c3n));
|
|
}
|
|
}
|
|
}
|
|
u3_noun
|
|
u3wf_flan(u3_noun cor)
|
|
{
|
|
u3_noun bos, nif;
|
|
|
|
if ( c3n == u3r_mean(cor, u3x_sam_2, &bos, u3x_sam_3, &nif, 0) ) {
|
|
return u3m_bail(c3__fail);
|
|
} else {
|
|
return u3qf_flan(bos, nif);
|
|
}
|
|
}
|