func (w WaitStatus) StopSignal() Signal {
	if !w.Stopped() {
		return -1
	}
	return Signal(w>>8) & 0xFF
}

func (w WaitStatus) Exited() bool { return w&0xFF == 0 }
func (w WaitStatus) ExitStatus() int {
	if !w.Exited() {
		return -1
	}
	return int((w >> 8) & 0xFF)
}

func (w WaitStatus) Signaled() bool { return w&0x40 == 0 && w&0xFF != 0 }

	case "plan9", "windows":
		t.Skipf("no EINTR on %s", runtime.GOOS)
	case "linux":
		if runtime.GOARCH == "386" {
			// On linux-386 the Go signal handler sets
			// a restorer function that is not preserved
			// by the C sigaction call in the test,
			// causing the signal handler to crash when
			// returning the normal code. The test is not
			// architecture-specific, so just skip on 386

)

func usage() {
	fmt.Fprintf(os.Stderr, "usage: go tool test2json [-p pkg] [-t] [./pkg.test -test.v]\n")
	os.Exit(2)
}

// ignoreSignals ignore the interrupt signals.
func ignoreSignals() {
	signal.Ignore(signalsToIgnore...)
}

func main() {
	telemetry.Start()

	flag.Usage = usage
	flag.Parse()
	telemetry.Inc("test2json/invocations")
	telemetry.CountFlags("test2json/flag:", *flag.CommandLine)

	SIGTSTP   = syscall.Signal(0x14)
	SIGTTIN   = syscall.Signal(0x15)
	SIGTTOU   = syscall.Signal(0x16)
	SIGURG    = syscall.Signal(0x17)
	SIGUSR1   = syscall.Signal(0xa)
	SIGUSR2   = syscall.Signal(0xc)
	SIGVTALRM = syscall.Signal(0x1a)
	SIGWINCH  = syscall.Signal(0x1c)
	SIGXCPU   = syscall.Signal(0x18)
	SIGXFSZ   = syscall.Signal(0x19)
)

// Error table
var errorList = [...]struct {
	num  syscall.Errno

}

// traverseAndHeal - traverses on-disk data and performs healing
// according to settings. At each "safe" point it also checks if an
// external quit signal has been received and quits if so. Since the
// healing traversal may be mutating on-disk data when an external
// quit signal is received, this routine cannot quit immediately and
// has to wait until a safe point is reached, such as between scanning
// two objects.

}

// Called from exitm, but not from drop, to undo the effect of thread-owned
// resources in minit, semacreate, or elsewhere. Do not take locks after calling this.
func mdestroy(mp *m) {
}

// wasm has no signals
const _NSIG = 0

func signame(sig uint32) string {
	return ""
}

func crash() {
	*(*int32)(nil) = 0
}

func initsig(preinit bool) {
}

	SIGTSTP   = syscall.Signal(0x14)
	SIGTTIN   = syscall.Signal(0x15)
	SIGTTOU   = syscall.Signal(0x16)
	SIGURG    = syscall.Signal(0x17)
	SIGUSR1   = syscall.Signal(0xa)
	SIGUSR2   = syscall.Signal(0xc)
	SIGVTALRM = syscall.Signal(0x1a)
	SIGWINCH  = syscall.Signal(0x1c)
	SIGXCPU   = syscall.Signal(0x18)
	SIGXFSZ   = syscall.Signal(0x19)
)

// Error table
var errorList = [...]struct {
	num  syscall.Errno

	SIGUSR1   = Signal(16)
	SIGUSR2   = Signal(17)
	SIGABND   = Signal(18)
	SIGCONT   = Signal(19)
	SIGCHLD   = Signal(20)
	SIGTTIN   = Signal(21)
	SIGTTOU   = Signal(22)
	SIGIO     = Signal(23)
	SIGQUIT   = Signal(24)
	SIGTSTP   = Signal(25)
	SIGTRAP   = Signal(26)
	SIGIOERR  = Signal(27)
	SIGWINCH  = Signal(28)
	SIGXCPU   = Signal(29)
	SIGXFSZ   = Signal(30)
	SIGVTALRM = Signal(31)
	SIGPROF   = Signal(32)

package cmd

import (
	"context"
	"os"
	"os/exec"
	"runtime"
	"syscall"

	xioutil "github.com/minio/minio/internal/ioutil"
)

// Type of service signals currently supported.
type serviceSignal int

const (
	serviceRestart       serviceSignal = iota // Restarts the server.
	serviceStop                               // Stops the server.

	}
	return int(w>>shift) & 0xFF
}

func (w WaitStatus) Signal() Signal {
	if !w.Signaled() {
		return -1
	}
	return Signal(w & mask)
}

func (w WaitStatus) StopSignal() Signal {
	if !w.Stopped() {
		return -1
	}
	return Signal(w>>shift) & 0xFF
}

func (w WaitStatus) TrapCause() int {
	if w.StopSignal() != SIGTRAP {
		return -1
	}
	return int(w>>shift) >> 8
}