gcc/libgo/go/internal/testlog/exit.go
Ian Lance Taylor cfcbb4227f libgo: update to Go1.16beta1 release
This does not yet include support for the //go:embed directive added
in this release.

	* Makefile.am (check-runtime): Don't create check-runtime-dir.
	(mostlyclean-local): Don't remove check-runtime-dir.
	(check-go-tool, check-vet): Copy in go.mod and modules.txt.
	(check-cgo-test, check-carchive-test): Add go.mod file.
	* Makefile.in: Regenerate.

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/280172
2020-12-30 15:13:24 -08:00

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981 B
Go

// Copyright 2020 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 testlog
import "sync"
// PanicOnExit0 reports whether to panic on a call to os.Exit(0).
// This is in the testlog package because, like other definitions in
// package testlog, it is a hook between the testing package and the
// os package. This is used to ensure that an early call to os.Exit(0)
// does not cause a test to pass.
func PanicOnExit0() bool {
panicOnExit0.mu.Lock()
defer panicOnExit0.mu.Unlock()
return panicOnExit0.val
}
// panicOnExit0 is the flag used for PanicOnExit0. This uses a lock
// because the value can be cleared via a timer call that may race
// with calls to os.Exit
var panicOnExit0 struct {
mu sync.Mutex
val bool
}
// SetPanicOnExit0 sets panicOnExit0 to v.
func SetPanicOnExit0(v bool) {
panicOnExit0.mu.Lock()
defer panicOnExit0.mu.Unlock()
panicOnExit0.val = v
}