From ccd992355df7192993c666236047820244914598 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:19:13 +0200 Subject: Adding upstream version 1.21.8. Signed-off-by: Daniel Baumann --- src/cmd/go/internal/base/signal.go | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 src/cmd/go/internal/base/signal.go (limited to 'src/cmd/go/internal/base/signal.go') diff --git a/src/cmd/go/internal/base/signal.go b/src/cmd/go/internal/base/signal.go new file mode 100644 index 0000000..05befcf --- /dev/null +++ b/src/cmd/go/internal/base/signal.go @@ -0,0 +1,31 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package base + +import ( + "os" + "os/signal" + "sync" +) + +// Interrupted is closed when the go command receives an interrupt signal. +var Interrupted = make(chan struct{}) + +// processSignals setups signal handler. +func processSignals() { + sig := make(chan os.Signal, 1) + signal.Notify(sig, signalsToIgnore...) + go func() { + <-sig + close(Interrupted) + }() +} + +var onceProcessSignals sync.Once + +// StartSigHandlers starts the signal handlers. +func StartSigHandlers() { + onceProcessSignals.Do(processSignals) +} -- cgit v1.2.3