SYS_SCHED_SETPARAM           = 327 // { int sched_setparam (pid_t pid, \
	SYS_SCHED_GETPARAM           = 328 // { int sched_getparam (pid_t pid, struct \
	SYS_SCHED_SETSCHEDULER       = 329 // { int sched_setscheduler (pid_t pid, int \
	SYS_SCHED_GETSCHEDULER       = 330 // { int sched_getscheduler (pid_t pid); }
	SYS_SCHED_YIELD              = 331 // { int sched_yield (void); }

				Ipc:     runtimeapi.NamespaceMode_POD,
				Network: runtimeapi.NamespaceMode_POD,
				Pid:     runtimeapi.NamespaceMode_CONTAINER,
			},
		},
		"v1.Pod default namespaces": {
			input: &v1.Pod{},
			expected: &runtimeapi.NamespaceOption{
				Ipc:     runtimeapi.NamespaceMode_POD,
				Network: runtimeapi.NamespaceMode_POD,
				Pid:     runtimeapi.NamespaceMode_CONTAINER,
			},
		},
		"Host Namespaces": {

		// the zombies don't accumulate.
		_, err1 := Wait4(pid, &wstatus, 0, nil)
		for err1 == EINTR {
			_, err1 = Wait4(pid, &wstatus, 0, nil)
		}
		return 0, err
	}

	// Read got EOF, so pipe closed on exec, so exec succeeded.
	return pid, nil
}

// Combination of fork and exec, careful to be thread safe.
func ForkExec(argv0 string, argv []string, attr *ProcAttr) (pid int, err error) {
	return forkExec(argv0, argv, attr)

    def "uses process PID as process identifier"() {
        given:
        processEnvironment.maybeGetPid() >> 1234

        expect:
        provider.processIdentifier == '1234'
    }

    def "uses 'gradle' when PID is not available"() {
        given:
        processEnvironment.maybeGetPid() >> null

        expect:

	SYS_SCHED_SETPARAM         = 327 // { int sched_setparam (pid_t pid, const struct sched_param *param); }
	SYS_SCHED_GETPARAM         = 328 // { int sched_getparam (pid_t pid, struct sched_param *param); }
	SYS_SCHED_SETSCHEDULER     = 329 // { int sched_setscheduler (pid_t pid, int policy, const struct sched_param *param); }
	SYS_SCHED_GETSCHEDULER     = 330 // { int sched_getscheduler (pid_t pid); }
	SYS_SCHED_YIELD            = 331 // { int sched_yield (void); }

user  nginx;
worker_processes  auto;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;


events {
    worker_connections  1024;
}


http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '

func compareStatus(filter, expect string) error {
	expected := filter + expect
	pid := syscall.Getpid()
	fs, err := os.ReadDir(fmt.Sprintf("/proc/%d/task", pid))
	if err != nil {
		return fmt.Errorf("unable to find %d tasks: %v", pid, err)
	}
	expectedProc := fmt.Sprintf("Pid:\t%d", pid)
	foundAThread := false
	for _, f := range fs {
		tf := fmt.Sprintf("/proc/%s/status", f.Name())

//go:linkname libc_Getpgid libc_Getpgid
//go:linkname libc_Getpgrp libc_Getpgrp

var (
	libc_Getpgid,
	libc_Getpgrp libcFunc
)

func Getpgid(pid int) (pgid int, err error) {
	r0, _, e1 := syscall6(uintptr(unsafe.Pointer(&libc_Getpgid)), 1, uintptr(pid), 0, 0, 0, 0, 0)
	pgid = int(r0)
	if e1 != 0 {
		err = e1
	}
	return
}

func Getpgrp() (pgrp int) {

	"strings"
	"syscall"
	"testing"
	"time"
)

func sendCtrlBreak(t *testing.T, pid int) {
	d, e := syscall.LoadDLL("kernel32.dll")
	if e != nil {
		t.Fatalf("LoadDLL: %v\n", e)
	}
	p, e := d.FindProc("GenerateConsoleCtrlEvent")
	if e != nil {
		t.Fatalf("FindProc: %v\n", e)
	}
	r, _, e := p.Call(syscall.CTRL_BREAK_EVENT, uintptr(pid))
	if r == 0 {
		t.Fatalf("GenerateConsoleCtrlEvent: %v\n", e)
	}
}

	if len(s) < len(prefix) {
		return false
	}
	for i, p := range prefix {
		if s[i] != p {
			return false
		}
	}
	return true
}

var pid = []byte("#c/pid\x00")

func getpid() uint64 {
	var b [20]byte
	fd := open(&pid[0], 0, 0)
	if fd >= 0 {
		read(fd, unsafe.Pointer(&b), int32(len(b)))
		closefd(fd)
	}
	c := b[:]
	for c[0] == ' ' || c[0] == '\t' {
		c = c[1:]
	}