| // Copyright 2020 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. |
| |
| use { |
| anyhow::{anyhow, Context as _, Error}, |
| fidl::AsHandleRef as _, |
| fuchsia_zircon as zx, |
| }; |
| |
| pub async fn wait_for_process_termination(proc: zx::Process) -> Result<(), Error> { |
| let signals = |
| fuchsia_async::OnSignals::new(&proc.as_handle_ref(), zx::Signals::PROCESS_TERMINATED) |
| .await |
| .context("waiting for tool to terminate")?; |
| assert_eq!(signals, zx::Signals::PROCESS_TERMINATED); |
| |
| let ret = proc.info().context("getting tool process info")?.return_code; |
| if ret != 0 { |
| return Err(anyhow!("tool returned nonzero exit code {}", ret)); |
| } |
| Ok(()) |
| } |
