var (
	Interrupt Signal = syscall.SIGINT
	Kill      Signal = syscall.SIGKILL
)

func startProcess(name string, argv []string, attr *ProcAttr) (p *Process, err error) {
	// If there is no SysProcAttr (ie. no Chroot or changed
	// UID/GID), double-check existence of the directory we want
	// to chdir into. We can make the error clearer this way.
	if attr != nil && attr.Sys == nil && attr.Dir != "" {

func AddKubeadmOtherFlags(flagSet *pflag.FlagSet, rootfsPath *string) {
	flagSet.StringVar(
		rootfsPath, "rootfs", *rootfsPath,
		"The path to the 'real' host root filesystem. This will cause kubeadm to chroot into the provided path.",
	)
}

// AddPatchesFlag adds the --patches flag to the given flagset
func AddPatchesFlag(fs *pflag.FlagSet, patchesDir *string) {
	const usage = `Path to a directory that contains files named ` +

// accesses outside "/prefix", because the implementation of [os.DirFS]
// does not check for symbolic links inside "/prefix" that point to
// other directories. That is, [os.DirFS] is not a general substitute for a
// chroot-style security mechanism, and Sub does not change that fact.
func Sub(fsys FS, dir string) (FS, error) {
	if !ValidPath(dir) {
		return nil, &PathError{Op: "sub", Path: dir, Err: ErrInvalid}
	}
	if dir == "." {

            missing("root")
        ) == [removed("root")]
    }

    def "deep addition"() {
        expect:
        changes(
            directory("root1", [
                regularFile("root1/one", 0x1234)
            ]),
            directory("root2", [
                regularFile("root2/one", 0x1234),
                regularFile("root2/two", 0x2345)
            ])

        then:
        formatter.toString() == toPlatformLineSeparators("""Some thing.
Some other thing.""")
    }

    def "formats multiple nodes with children"() {
        when:
        formatter.node("root1")
        formatter.startChildren()
        formatter.node("child1")
        formatter.node("child2")
        formatter.endChildren()
        formatter.node("root2")
        formatter.startChildren()

//sys	Chdir(path string) (err error)
//sys	Chflags(path string, flags int) (err error)
//sys	Chmod(path string, mode uint32) (err error)
//sys	Chown(path string, uid int, gid int) (err error)
//sys	Chroot(path string) (err error)
//sys	Close(fd int) (err error)
//sys	Dup(fd int) (nfd int, err error)
//sys	Dup2(from int, to int) (err error)
//sys	dup3(from int, to int, flags int) (err error)

	SYS_EXECVE               = 59  // { int|sys||execve(const char *path, char * const *argp, char * const *envp); }
	SYS_UMASK                = 60  // { mode_t|sys||umask(mode_t newmask); }
	SYS_CHROOT               = 61  // { int|sys||chroot(const char *path); }
	SYS_VFORK                = 66  // { int|sys||vfork(void); }
	SYS_SBRK                 = 69  // { int|sys||sbrk(intptr_t incr); }
	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }

	SYS_EXECVE               = 59  // { int|sys||execve(const char *path, char * const *argp, char * const *envp); }
	SYS_UMASK                = 60  // { mode_t|sys||umask(mode_t newmask); }
	SYS_CHROOT               = 61  // { int|sys||chroot(const char *path); }
	SYS_VFORK                = 66  // { int|sys||vfork(void); }
	SYS_SBRK                 = 69  // { int|sys||sbrk(intptr_t incr); }
	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }

//sys	Chdir(path string) (err error)
//sys	Chflags(path string, flags int) (err error)
//sys	Chmod(path string, mode uint32) (err error)
//sys	Chown(path string, uid int, gid int) (err error)
//sys	Chroot(path string) (err error)
//sys	Close(fd int) (err error)
//sys	Dup(fd int) (nfd int, err error)
//sys	Dup2(from int, to int) (err error)
//sys	Fchdir(fd int) (err error)
//sys	Fchflags(fd int, flags int) (err error)

	SYS_EXECVE               = 59  // { int|sys||execve(const char *path, char * const *argp, char * const *envp); }
	SYS_UMASK                = 60  // { mode_t|sys||umask(mode_t newmask); }
	SYS_CHROOT               = 61  // { int|sys||chroot(const char *path); }
	SYS_VFORK                = 66  // { int|sys||vfork(void); }
	SYS_SBRK                 = 69  // { int|sys||sbrk(intptr_t incr); }
	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }