// specific status files match expectations.
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 {

	if path == "" {
		return EINVAL
	}
	dirFd, pathPtr, pathLen := preparePath(path)
	errno := path_create_directory(dirFd, pathPtr, pathLen)
	return errnoErr(errno)
}

func ReadDir(fd int, buf []byte, cookie dircookie) (int, error) {
	var nwritten size
	errno := fd_readdir(int32(fd), unsafe.Pointer(&buf[0]), size(len(buf)), cookie, unsafe.Pointer(&nwritten))
	return int(nwritten), errnoErr(errno)
}

	// If so, we try to add it to certificate manager.
	root, err := Open(globalCertsDir.Get())
	if err != nil {
		return nil, nil, false, err
	}
	defer root.Close()

	files, err := root.Readdir(-1)
	if err != nil {
		return nil, nil, false, err
	}
	for _, file := range files {
		// Ignore all
		// - regular files
		// - "CAs" directory
		// - any directory which starts with ".."

	f, err := lockedfile.Edit(listFile)
	if err != nil {
		return err
	}
	defer func() {
		if cerr := f.Close(); cerr != nil && err == nil {
			err = cerr
		}
	}()
	infos, err := os.ReadDir(dir)
	if err != nil {
		return err
	}
	var list []string
	for _, info := range infos {
		// We look for *.mod files on the theory that if we can't supply

		if err != nil {
			return err
		}
		mode := int32(fileInfo.Mode())

		observedPayload[relativePath] = FileProjection{Data: content, Mode: mode}

		return nil
	}

	d, err := os.ReadDir(targetDir)
	if err != nil {
		t.Errorf("Unable to read dir %v: %v", targetDir, err)
		return
	}
	for _, info := range d {
		if strings.HasPrefix(info.Name(), "..") {
			continue
		}

	}
	defer f.Close()
	_, cf, err := checkZip(m, f)
	return cf, err
}

// checkZip implements checkZip and also returns the *zip.Reader. This is
// used in Unzip to avoid redundant I/O.
func checkZip(m module.Version, f *os.File) (*zip.Reader, CheckedFiles, error) {
	// Make sure the module path and version are valid.
	if vers := module.CanonicalVersion(m.Version); vers != m.Version {

		// result: we want to preserve the exact dir prefix from the environment.
		sep := string(filepath.Separator)
		if os.IsPathSeparator(dir[len(dir)-1]) {
			sep = ""
		}

		if searchExt {
			ents, err := os.ReadDir(dir)
			if err != nil {
				continue
			}
			for _, ent := range ents {
				for _, ext := range pathExt {
					if !ent.IsDir() && strEqual(ent.Name(), command+ext) {
						return dir + sep + ent.Name(), nil

	}
	return asString(s[n : n+int(v)])
}

// A reader reads sequential fields from a section of the index format.
type reader struct {
	d   *decoder
	pos int
}

// readAt returns a reader starting at the given position in d.
func (d *decoder) readAt(pos int) *reader {
	return &reader{d, pos}
}

// int reads the next int.
func (r *reader) int() int {
	i := r.d.intAt(r.pos)
	r.pos += 4

	alreadyTested := sets.New[string]()
	for _, t := range cases {
		if t.want != "" {
			alreadyTested.Insert(t.want)
		} else {
			alreadyTested.Insert(t.in + ".injected")
		}
	}
	files, err := os.ReadDir("testdata/inject")
	if err != nil {
		t.Fatal(err)
	}
	if len(files) < 3 {
		t.Fatalf("Didn't find test files - something must have gone wrong")
	}

				t.Fatalf("file is changed!")
			}
		}
	}
}

func filenames(t *testing.T, dir string) []string {
	t.Helper()
	res := []string{}
	contents, err := os.ReadDir(dir)
	if err != nil {
		t.Fatal(err)
	}
	for _, f := range contents {
		res = append(res, f.Name())
	}
	sort.Strings(res)
	return res
}