doc: add code samples from uvbook (unadapted)

PR-URL: https://github.com/libuv/libuv/pull/1246
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/docs/code/ref-timer/main.c b/docs/code/ref-timer/main.c
new file mode 100644
index 00000000..ad7c8295
--- /dev/null
+++ b/docs/code/ref-timer/main.c
@@ -0,0 +1,29 @@
+#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);
+}