From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:23:18 +0200 Subject: Adding upstream version 1.20.14. Signed-off-by: Daniel Baumann --- misc/cgo/test/setgid_linux.go | 49 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 misc/cgo/test/setgid_linux.go (limited to 'misc/cgo/test/setgid_linux.go') diff --git a/misc/cgo/test/setgid_linux.go b/misc/cgo/test/setgid_linux.go new file mode 100644 index 0000000..7c64946 --- /dev/null +++ b/misc/cgo/test/setgid_linux.go @@ -0,0 +1,49 @@ +// 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. + +// Test that setgid does not hang on Linux. +// See https://golang.org/issue/3871 for details. + +package cgotest + +/* +#include +#include +*/ +import "C" + +import ( + "os" + "os/signal" + "syscall" + "testing" + "time" +) + +func runTestSetgid() bool { + c := make(chan bool) + go func() { + C.setgid(0) + c <- true + }() + select { + case <-c: + return true + case <-time.After(5 * time.Second): + return false + } + +} + +func testSetgid(t *testing.T) { + if !runTestSetgid() { + t.Error("setgid hung") + } + + // Now try it again after using signal.Notify. + signal.Notify(make(chan os.Signal, 1), syscall.SIGINT) + if !runTestSetgid() { + t.Error("setgid hung after signal.Notify") + } +} -- cgit v1.2.3