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/// @file
#include "jets/q.h"
#include "jets/w.h"
#include "noun.h"
u3_noun
u3qb_reel(u3_noun a,
u3_noun b)
{
u3_noun pro = u3k(u3x_at(u3x_sam_3, b));
if ( u3_nul != a ) {
u3a_pile pil_u;
u3j_site sit_u;
u3_noun* top;
u3_noun i, t = a;
u3a_pile_prep(&pil_u, sizeof(u3_noun));
// push list onto road stack
//
do {
u3x_cell(t, &i, &t);
top = u3a_push(&pil_u);
*top = u3k(i);
} while ( u3_nul != t );
u3j_gate_prep(&sit_u, u3k(b));
while ( c3n == u3a_pile_done(&pil_u) ) {
pro = u3j_gate_slam(&sit_u, u3nc(*top, pro));
top = u3a_pop(&pil_u);
}
u3j_gate_lose(&sit_u);
}
return pro;
}
u3_noun
u3wb_reel(u3_noun cor)
{
u3_noun a, b;
if ( c3n == u3r_mean(cor, u3x_sam_2, &a, u3x_sam_3, &b, 0) ) {
return u3m_bail(c3__exit);
} else {
return u3qb_reel(a, b);
}
}
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