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urbit/jets/f/flor.c
2015-08-28 11:34:36 -05:00

45 lines
804 B
C

/* j/6/flor.c
**
*/
#include "all.h"
/* functions
*/
u3_noun
u3qf_flor(u3_noun bos,
u3_noun nif)
{
if ( c3y == u3r_sing(1, u3h(bos)) ) {
if ( (u3_nul == u3t(bos)) ) {
return u3k(bos);
}
else return u3k(nif);
}
else {
if ( c3y == u3r_sing(1, u3h(nif)) ) {
if ( (u3_nul == u3t(nif)) ) {
return u3k(nif);
}
else return u3k(bos);
}
else {
return u3nq(6,
u3k(bos),
u3nc(1, c3y),
u3k(nif));
}
}
}
u3_noun
u3wf_flor(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_flor(bos, nif);
}
}