minicoro/tests/simple.c at main · jfecher/minicoro

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#define MINICORO_IMPL

#include "minicoro.h"

#include <stdio.h>

#include <assert.h>

// Coroutine entry function.

void coro_entry(mco_coro* co) {

printf("coroutine 1\n");

mco_yield(co);

printf("coroutine 2\n");

}

int main() {

// First initialize a `desc` object through `mco_desc_init`.

mco_desc desc = mco_desc_init(coro_entry, 0);

// Configure `desc` fields when needed (e.g. customize user_data or allocation functions).

desc.user_data = NULL;

// Call `mco_create` with the output coroutine pointer and `desc` pointer.

mco_coro* co;

mco_result res = mco_create(&co, &desc);

assert(res == MCO_SUCCESS);

// The coroutine should be now in suspended state.

assert(mco_status(co) == MCO_SUSPENDED);

// Call `mco_resume` to start for the first time, switching to its context.

res = mco_resume(co); // Should print "coroutine 1".

assert(res == MCO_SUCCESS);

// We get back from coroutine context in suspended state (because it's unfinished).

assert(mco_status(co) == MCO_SUSPENDED);

// Call `mco_resume` to resume for a second time.

res = mco_resume(co); // Should print "coroutine 2".

assert(res == MCO_SUCCESS);

// The coroutine finished and should be now dead.

assert(mco_status(co) == MCO_DEAD);

// Call `mco_destroy` to destroy the coroutine.

res = mco_destroy(co);

assert(res == MCO_SUCCESS);

return 0;

}