}

// OpenFile captures time taken to call os.OpenFile
func OpenFile(name string, flag int, perm os.FileMode) (f *os.File, err error) {
	switch flag & writeMode {
	case writeMode:
		defer updateOSMetrics(osMetricOpenFileW, name)(err)
	default:
		defer updateOSMetrics(osMetricOpenFileR, name)(err)
	}
	return os.OpenFile(name, flag, perm)
}

// Access captures time taken to call syscall.Access()

// https://github.com/openzfs/zfs/commit/a584ef26053065f486d46a7335bea222cb03eeea

// OpenFileDirectIO wrapper around os.OpenFile nothing special
func OpenFileDirectIO(filePath string, flag int, perm os.FileMode) (*os.File, error) {
	return os.OpenFile(filePath, flag, perm)
}

// DisableDirectIO is a no-op
func DisableDirectIO(f *os.File) error {
	return nil
}

// AlignedBlock simply returns an unaligned buffer

}

// atomicWrite atomically writes data to a file specified by filename.
func atomicWrite(filename string, data []byte, perm os.FileMode) error {
	f, err := os.CreateTemp(filepath.Dir(filename), ".tmp-"+filepath.Base(filename))
	if err != nil {
		return err
	}
	err = os.Chmod(f.Name(), perm)
	if err != nil {
		f.Close()
		return err
	}
	n, err := f.Write(data)
	if err != nil {
		f.Close()
		return err
	}

)

func (er erasureObjects) getOnlineDisks() (newDisks []StorageAPI) {
	disks := er.getDisks()
	var wg sync.WaitGroup
	var mu sync.Mutex
	r := rand.New(rand.NewSource(time.Now().UnixNano()))
	for _, i := range r.Perm(len(disks)) {
		i := i
		wg.Add(1)
		go func() {
			defer wg.Done()
			if disks[i] == nil {
				return
			}
			di, err := disks[i].DiskInfo(context.Background(), DiskInfoOptions{})

	"os"
	"path/filepath"
	"runtime"
	"testing"
)

func TestPodCollection(t *testing.T) {
	//testenv.MustHaveGoBuild(t)

	mkdir := func(d string, perm os.FileMode) string {
		dp := filepath.Join(t.TempDir(), d)
		if err := os.Mkdir(dp, perm); err != nil {
			t.Fatal(err)
		}
		return dp
	}

	mkfile := func(d string, fn string) string {
		fp := filepath.Join(d, fn)

	// Third round
	VPERM T1, T0, SEL1, RED2    // d1 d0 d1 d0
	VPERM ZER, RED2, SEL2, RED1 // 0  d1 d0  0
	VSQ   RED1, RED2, RED2      // Guaranteed not to underflow

	VSLDB $8, T1, T0, T0
	VSLDB $8, T2, T1, T1

	VACCQ  T0, RED1, CAR1
	VAQ    T0, RED1, T0
	VACCCQ T1, RED2, CAR1, CAR2
	VACQ   T1, RED2, CAR1, T1
	VAQ    T2, CAR2, T2

	// Last round
	VPERM T1, T0, SEL1, RED2    // d1 d0 d1 d0

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build !unix

package runtime

const canCreateFile = false

func create(name *byte, perm int32) int32 {
	throw("unimplemented")
	return -1

		// Some file systems do not support fallocate. We ignore that error as linking
		// can still take place, but you might SIGBUS when you write to the mmapped
		// area.
		if err != syscall.ENOTSUP && err != syscall.EPERM && err != errNoFallocate {
			return err
		}
	}
	err = out.f.Truncate(int64(filesize))
	if err != nil {
		Exitf("resize output file failed: %v", err)
	}

func isLocked(err error) bool {
	s := err.Error()

	for _, frag := range lockedErrStrings {
		if strings.Contains(s, frag) {
			return true
		}
	}

	return false
}

func openFile(name string, flag int, perm fs.FileMode) (*os.File, error) {
	// Plan 9 uses a mode bit instead of explicit lock/unlock syscalls.
	//
	// Per http://man.cat-v.org/plan_9/5/stat: “Exclusive use files may be open

import (
	"io"
	"os"
	"syscall"
)

func access(name string) error {
	_, err := os.Lstat(name)
	return err
}

func osMkdirAll(dirPath string, perm os.FileMode, _ string) error {
	// baseDir is not honored in plan9 and solaris platforms.
	return os.MkdirAll(dirPath, perm)
}

// readDirFn applies the fn() function on each entries at dirPath, doesn't recurse into