grpc1.45.2/third_party/libuv/docs/code/ref-timer/main.c

#include <stdio.h>

#include <uv.h>

uv_loop_t *loop;
uv_timer_t gc_req;
uv_timer_t fake_job_req;

void gc(uv_timer_t *handle) {
    fprintf(stderr, "Freeing unused objects\n");
}

void fake_job(uv_timer_t *handle) {
    fprintf(stdout, "Fake job done\n");
}

int main() {
    loop = uv_default_loop();

    uv_timer_init(loop, &gc_req);
    uv_unref((uv_handle_t*) &gc_req);

    uv_timer_start(&gc_req, gc, 0, 2000);

    // could actually be a TCP download or something
    uv_timer_init(loop, &fake_job_req);
    uv_timer_start(&fake_job_req, fake_job, 9000, 0);
    return uv_run(loop, UV_RUN_DEFAULT);
}