urbit/j/1/gth.c
2014-11-04 17:18:47 -08:00

55 lines
887 B
C

/* j/1/gth.c
**
** This file is in the public domain.
*/
#include "all.h"
/* functions
*/
u3_noun
u3_cqa_gth(u3_atom a,
u3_atom b)
{
if ( _(u3_ca_is_cat(a)) && _(u3_ca_is_cat(b)) ) {
return __(a > b);
}
else {
mpz_t a_mp, b_mp;
u3_bean cmp;
u3_cr_mp(a_mp, a);
u3_cr_mp(b_mp, b);
cmp = (mpz_cmp(a_mp, b_mp) > 0) ? c3y : c3n;
mpz_clear(a_mp);
mpz_clear(b_mp);
return cmp;
}
}
u3_noun
u3_cwa_gth(u3_noun cor)
{
u3_noun a, b;
if ( (c3n == u3_cr_mean(cor, u3_cv_sam_2, &a, u3_cv_sam_3, &b, 0)) ||
(c3n == u3ud(a)) ||
(c3n == u3ud(b)) )
{
return u3_cm_bail(c3__exit);
} else {
return u3_cqa_gth(a, b);
}
}
u3_noun
u3_cka_gth(u3_noun a, u3_noun b)
{
u3_noun c = u3_cqa_gth(a, b);
u3z(a); u3z(b);
return c;
}