| // Copyright 2019 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // +build !windows |
| |
| package main |
| |
| import ( |
| "context" |
| "os" |
| "os/signal" |
| |
| "golang.org/x/sys/unix" |
| ) |
| |
| // notifySIGTERM returns a context which is canceled when SIGTERM is |
| // received. |
| func notifySIGTERM(ctx context.Context) context.Context { |
| ch := make(chan os.Signal, 1) |
| signal.Notify(ch, unix.SIGTERM) |
| ctx, cancel := context.WithCancel(ctx) |
| go func() { |
| select { |
| case <-ch: |
| cancel() |
| } |
| }() |
| return ctx |
| } |
