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// https://www.youtube.com/watch?v=8sEe-4tig_A
#include <stdio.h>
#include <stc/calgo.h>
#define i_type IVec
#define i_key int
#include <stc/cvec.h>
struct GenValue {
IVec *v;
IVec_iter it;
int cco_state;
};
static int get_value(struct GenValue* g)
{
cco_routine(g) {
for (g->it = IVec_begin(g->v); g->it.ref; IVec_next(&g->it))
cco_yield_v(*g->it.ref);
}
return -1;
}
struct Generator {
struct GenValue x, y;
int cco_state;
int value;
};
cco_result interleaved(struct Generator* g)
{
cco_routine(g) {
while (!(cco_done(&g->x) & cco_done(&g->y))) {
g->value = get_value(&g->x);
if (!cco_done(&g->x))
cco_yield();
g->value = get_value(&g->y);
if (!cco_done(&g->y))
cco_yield();
}
}
return CCO_DONE;
}
void Use(void)
{
IVec a = c_init(IVec, {2, 4, 6, 8, 10, 11});
IVec b = c_init(IVec, {3, 5, 7, 9});
struct Generator g = {{&a}, {&b}};
cco_block_on(interleaved(&g)) {
printf("%d ", g.value);
}
puts("");
c_drop(IVec, &a, &b);
}
int main(void)
{
Use();
}
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