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, 31 insertions, 0 deletions

diff --git a/docs/code/detach/main.c b/docs/code/detach/main.c
new file mode 100644
index 00000000..3c88fff4
--- /dev/null
+++ b/docs/code/detach/main.c
@@ -0,0 +1,31 @@
+#include <stdio.h>
+
+#include <uv.h>
+
+uv_loop_t *loop;
+uv_process_t child_req;
+uv_process_options_t options;
+
+int main() {
+    loop = uv_default_loop();
+
+    char* args[3];
+    args[0] = "sleep";
+    args[1] = "100";
+    args[2] = NULL;
+
+    options.exit_cb = NULL;
+    options.file = "sleep";
+    options.args = args;
+    options.flags = UV_PROCESS_DETACHED;
+
+    int r;
+    if ((r = uv_spawn(loop, &child_req, &options))) {
+        fprintf(stderr, "%s\n", uv_strerror(r));
+        return 1;
+    }
+    fprintf(stderr, "Launched sleep with PID %d\n", child_req.pid);
+    uv_unref((uv_handle_t*) &child_req);
+
+    return uv_run(loop, UV_RUN_DEFAULT);
+}