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| Direktori : /data/old/usr/lib/golang/src/cmd/go/internal/lockedfile/internal/filelock/ |
| Current File : //data/old/usr/lib/golang/src/cmd/go/internal/lockedfile/internal/filelock/filelock_plan9.go |
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build plan9
package filelock
import "io/fs"
type lockType int8
const (
readLock = iota + 1
writeLock
)
func lock(f File, lt lockType) error {
return &fs.PathError{
Op: lt.String(),
Path: f.Name(),
Err: ErrNotSupported,
}
}
func unlock(f File) error {
return &fs.PathError{
Op: "Unlock",
Path: f.Name(),
Err: ErrNotSupported,
}
}
func isNotSupported(err error) bool {
return err == ErrNotSupported
}