func init() {
	register("Segv", Segv)
}

var Sum int

func Segv() {
	c := make(chan bool)
	go func() {
		close(c)
		for i := 0; ; i++ {
			Sum += i
		}
	}()

	<-c

	syscall.Kill(syscall.Getpid(), syscall.SIGSEGV)

	// Wait for the OS to deliver the signal.
	select {}

L2::: Use of this source code is governed by a BSD-style
L3::: license that can be found in the LICENSE file.
L4:
L5:@echo off
L6:
L7:setlocal
L8:
L9:if exist make.bat goto ok
L10:echo all.bat must be run from go\src
L11::: cannot exit: would kill parent command interpreter
L12:goto end
L13::ok
L14:
L15:call .\make.bat --no-banner --no-local
L16:if %GOBUILDFAIL%==1 goto end
L17:call .\run.bat --no-rebuild --no-local
L18:if %GOBUILDFAIL%==1 goto end
L19:"%GOTOOLDIR%/dist" banner
L20:
...

)

/*
#cgo CFLAGS: -g -fsanitize=thread
#cgo LDFLAGS: -g -fsanitize=thread
*/
import "C"

func main() {
	c := make(chan os.Signal, 1)
	signal.Notify(c, syscall.SIGUSR1)
	defer signal.Stop(c)
	syscall.Kill(syscall.Getpid(), syscall.SIGUSR1)
	<-c

		minio/healing-rewrite-bucket/ \
		--disable-multipart --quiet

	"${WORK_DIR}/mc" cp \
		buildscripts/verify-build.sh \
		minio/healing-rewrite-bucket/ \
		--disable-multipart --quiet

	kill ${pid}
	sleep 3

	"${MINIO[@]}" --address ":$start_port" "${WORK_DIR}/xl{1...16}" >"${WORK_DIR}/server1.log" 2>&1 &
	pid=$!
	disown $pid

	"${WORK_DIR}/mc" ready minio/

	if ! ps -p ${pid} 1>&2 >/dev/null; then

import "syscall"

func init() {
	register("SegvInCgo", SegvInCgo)
}

func SegvInCgo() {
	c := make(chan bool)
	go func() {
		close(c)
		for {
			C.nop()
		}
	}()

	<-c

	syscall.Kill(syscall.Getpid(), syscall.SIGSEGV)

	// Wait for the OS to deliver the signal.
	C.pause()

)

func init() {
	daemonize = daemonizeWindows
}

func daemonizeWindows(cmd *exec.Cmd) {
	// Set DETACHED_PROCESS creation flag so that closing
	// the console window the parent process was run in
	// does not kill the child.
	// See documentation of creation flags in the Microsoft documentation:
	// https://learn.microsoft.com/en-us/windows/win32/procthread/process-creation-flags
	cmd.SysProcAttr = &syscall.SysProcAttr{

		// On timeout, send interrupt,
		// in hopes of shutting down process tree.
		// Ignore errors sending signal; it's all best effort
		// and not even implemented on Windows.
		// TODO(rsc): Maybe use a new process group and kill the whole group?
		cmd.Process.Signal(os.Interrupt)
		return nil
	}
	cmd.WaitDelay = 2 * time.Second

// license that can be found in the LICENSE file.

//go:build unix

package testenv

import (
	"errors"
	"io/fs"
	"syscall"
)

// Sigquit is the signal to send to kill a hanging subprocess.
// Send SIGQUIT to get a stack trace.
var Sigquit = syscall.SIGQUIT

func syscallIsNotSupported(err error) bool {
	if err == nil {
		return false
	}

	var errno syscall.Errno

	var err error
	func() {
		// don't let the hook *accidentally* panic and kill the server
		defer utilruntime.HandleCrash()
		err = entry.hook(context)
	}()
	// if the hook intentionally wants to kill server, let it.
	if err != nil {
		klog.Fatalf("PostStartHook %q failed: %v", name, err)
	}
	close(entry.done)
}

! stdout foo

# Wait should set the output to the concatenated outputs of the background
# programs, in the order in which they were started.
wait
stdout 'foo\nbar'

# The end of the test should interrupt or kill any remaining background
# programs, but that should not cause the test to fail if it does not
# care about the exit status of those programs.
[exec:sleep] ? exec sleep 86400 &