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/// @file
#include "jets/k.h"
#include "jets/q.h"
#include "jets/w.h"
#include "noun.h"
u3_noun
u3qf_forq(u3_noun hoz,
u3_noun bur)
{
if ( c3y == u3r_sing(hoz, bur) ) {
return u3k(hoz);
}
else if ( c3__void == bur ) {
return u3k(hoz);
}
else if ( c3__void == hoz ) {
return u3k(bur);
}
else return u3kf_fork(u3nt(u3k(hoz), u3k(bur), u3_nul));
}
u3_noun
u3qf_fork(u3_noun yed)
{
u3_noun lez = u3_nul;
while ( u3_nul != yed ) {
u3_noun i_yed = u3h(yed);
if ( c3__void != i_yed ) {
if ( (c3y == u3du(i_yed)) && (c3__fork == u3h(i_yed)) ) {
lez = u3kdi_uni(lez, u3k(u3t(i_yed)));
}
else {
lez = u3kdi_put(lez, u3k(i_yed));
}
}
yed = u3t(yed);
}
if ( u3_nul == lez ) {
return c3__void;
}
else if ( (u3_nul == u3h(u3t(lez))) && (u3_nul == u3t(u3t(lez))) ) {
u3_noun ret = u3k(u3h(lez));
u3z(lez);
return ret;
}
else {
return u3nc(c3__fork, lez);
}
}
u3_noun
u3wf_fork(u3_noun cor)
{
u3_noun yed;
if ( c3n == u3r_mean(cor, u3x_sam, &yed, 0) ) {
return u3m_bail(c3__fail);
} else {
return u3qf_fork(yed);
}
}
u3_noun
u3kf_fork(u3_noun yed)
{
u3_noun ret = u3qf_fork(yed);
u3z(yed);
return ret;
}
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