// "done" Process.
	if err := proc.Kill(); err != os.ErrProcessDone {
		t.Errorf("Kill: got %v, want %v", err, os.ErrProcessDone)
	}
	if err := proc.Signal(os.Kill); err != os.ErrProcessDone {
		t.Errorf("Signal: got %v, want %v", err, os.ErrProcessDone)
	}
	if _, err := proc.Wait(); !errors.Is(err, syscall.ECHILD) {
		t.Errorf("Wait: got %v, want %v", err, os.ErrProcessDone)
	}

#define VERSION HEAD
#endif

BOOL WINAPI CtrlHandler(DWORD fdwCtrlType)
{
	switch (fdwCtrlType)
	{
	case CTRL_C_EVENT:
		fprintf(stderr, "Shutting down, got signal\n");
		exit(0);

	case CTRL_BREAK_EVENT:
		fprintf(stderr, "Shutting down, got signal\n");
		exit(0);

	default:
		return FALSE;
	}
}

int main(int argc, char **argv)
{
	int i;
	for (i = 1; i < argc; ++i)
	{

        assertConfirmationCount(build3)
        additionalRequests == 0
    }

    def "the lock holder confirms lock releases to multiple requesters"() {
        given:
        def signal
        setupLockOwner() { s ->
            signal = s
        }

        when:
        // Debug logging might have logged exceptions from other Gradle systems, e.g. execution engine, so we disable stacktrace checks

        poll {
            assert action1.get() && action2.get()
        }
    }

    def "client receives signal when lock is released"() {
        def signaled = new AtomicBoolean()

        when:
        int port = handler.reservePort()
        handler.start(10) { signal ->
            signal.trigger()
        }

        client.reservePort()
        client.start(11) {}

package runtime

/*
#include <sys/user.h>
#include <sys/time.h>
#include <sys/event.h>
#include <sys/mman.h>
#include <sys/ucontext.h>
#include <sys/rtprio.h>
#include <sys/signal.h>
#include <sys/unistd.h>
#include <errno.h>
#include <signal.h>
*/
import "C"

const (
	EINTR     = C.EINTR
	EFAULT    = C.EFAULT
	EBUSY     = C.EBUSY
	EAGAIN    = C.EAGAIN
	ETIMEDOUT = C.ETIMEDOUT

	O_WRONLY   = C.O_WRONLY

//
// This function communicates back to the debugger by setting R20 and
// invoking BRK to raise a breakpoint signal. Note that the signal PC of
// the signal triggered by the BRK instruction is the PC where the signal
// is trapped, not the next PC, so to resume execution, the debugger needs
// to set the signal PC to PC+4. See the comments in the implementation for
// the protocol the debugger is expected to follow. InjectDebugCall in the

	"strings"
	"sync"
	"time"
)

func scriptCommands(interrupt os.Signal, waitDelay time.Duration) map[string]script.Cmd {
	cmds := scripttest.DefaultCmds()

	// Customize the "exec" interrupt signal and grace period.
	var cancel func(cmd *exec.Cmd) error
	if interrupt != nil {
		cancel = func(cmd *exec.Cmd) error {
			return cmd.Process.Signal(interrupt)
		}
	}

	cmdExec := script.Exec(cancel, waitDelay)

	// rank the pods for eviction
	rank, ok := m.signalToRankFunc[thresholdToReclaim.Signal]
	if !ok {
		klog.ErrorS(nil, "Eviction manager: no ranking function for signal", "threshold", thresholdToReclaim.Signal)
		return nil, nil
	}

	// the only candidates viable for eviction are those pods that had anything running.
	if len(activePods) == 0 {

func (w WaitStatus) Signal() Signal {
	sig := Signal(w & mask)
	if sig == stopped || sig == 0 {
		return -1
	}
	return sig
}

func (w WaitStatus) CoreDump() bool { return w.Signaled() && w&core != 0 }

func (w WaitStatus) Stopped() bool { return w&mask == stopped && Signal(w>>shift) != SIGSTOP }

        @Override
        public void accept(FileLockReleasedSignal signal) {
            stateLock.lock();
            try {
                if (lockCount == 0) {
                    LOGGER.debug("Lock on {} requested by another process - releasing lock.", cacheDisplayName);
                    releaseLockIfHeld();
                    signal.trigger();
                } else {