| // Copyright 2017 The Fuchsia Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| #pragma once | |
| #define WAIT_ON(COND, N, UNITS) \ | |
| ({ \ | |
| int count = 0; \ | |
| while (!(COND) && ++count <= N) \ | |
| zx_nanosleep(zx_deadline_after(ZX_##UNITS##SEC(1))); \ | |
| count <= N; \ | |
| }) \ | |
| #define WAIT_ON_US(COND, N) WAIT_ON(COND, N, U) | |
| #define WAIT_ON_MS(COND, N) WAIT_ON(COND, N, M) |