1 files changed, 44 insertions, 0 deletions
diff --git a/docs/code/queue-work/main.c b/docs/code/queue-work/main.c
new file mode 100644
index 00000000..55675ea0
--- /dev/null
+++ b/docs/code/queue-work/main.c
@@ -0,0 +1,44 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <uv.h>
+
+#define FIB_UNTIL 25
+uv_loop_t *loop;
+
+long fib_(long t) {
+    if (t == 0 || t == 1)
+        return 1;
+    else
+        return fib_(t-1) + fib_(t-2);
+}
+
+void fib(uv_work_t *req) {
+    int n = *(int *) req->data;
+    if (random() % 2)
+        sleep(1);
+    else
+        sleep(3);
+    long fib = fib_(n);
+    fprintf(stderr, "%dth fibonacci is %lu\n", n, fib);
+}
+
+void after_fib(uv_work_t *req, int status) {
+    fprintf(stderr, "Done calculating %dth fibonacci\n", *(int *) req->data);
+}
+
+int main() {
+    loop = uv_default_loop();
+
+    int data[FIB_UNTIL];
+    uv_work_t req[FIB_UNTIL];
+    int i;
+    for (i = 0; i < FIB_UNTIL; i++) {
+        data[i] = i;
+        req[i].data = (void *) &data[i];
+        uv_queue_work(loop, &req[i], fib, after_fib);
+    }
+
+    return uv_run(loop, UV_RUN_DEFAULT);
+}