moby--moby/vendor/github.com/gofrs/flock
Akihiro Suda de6732a403
version: add RootlessKit, slirp4netns, and VPNKit version
```console
$ docker --context=rootless version
...
Server:
...
 rootlesskit:
  Version:          0.14.2
  ApiVersion:       1.1.1
  NetworkDriver:    slirp4netns
  PortDriver:       builtin
  StateDir:         /tmp/rootlesskit245426514
 slirp4netns:
  Version:          1.1.9
  GitCommit:        4e37ea557562e0d7a64dc636eff156f64927335e
```

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
2022-03-15 15:44:42 +09:00
..
.gitignore vendor: regenerate 2022-01-18 15:46:04 +01:00
.travis.yml version: add RootlessKit, slirp4netns, and VPNKit version 2022-03-15 15:44:42 +09:00
LICENSE vendor: github.com/gofrs/flock v0.7.3 2020-10-06 12:12:33 +02:00
README.md vendor: github.com/gofrs/flock v0.7.3 2020-10-06 12:12:33 +02:00
appveyor.yml version: add RootlessKit, slirp4netns, and VPNKit version 2022-03-15 15:44:42 +09:00
flock.go version: add RootlessKit, slirp4netns, and VPNKit version 2022-03-15 15:44:42 +09:00
flock_aix.go version: add RootlessKit, slirp4netns, and VPNKit version 2022-03-15 15:44:42 +09:00
flock_unix.go version: add RootlessKit, slirp4netns, and VPNKit version 2022-03-15 15:44:42 +09:00
flock_winapi.go
flock_windows.go vendor: github.com/gofrs/flock v0.7.3 2020-10-06 12:12:33 +02:00

README.md

flock

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flock implements a thread-safe sync.Locker interface for file locking. It also includes a non-blocking TryLock() function to allow locking without blocking execution.

License

flock is released under the BSD 3-Clause License. See the LICENSE file for more details.

Go Compatibility

This package makes use of the context package that was introduced in Go 1.7. As such, this package has an implicit dependency on Go 1.7+.

Installation

go get -u github.com/gofrs/flock

Usage

import "github.com/gofrs/flock"

fileLock := flock.New("/var/lock/go-lock.lock")

locked, err := fileLock.TryLock()

if err != nil {
	// handle locking error
}

if locked {
	// do work
	fileLock.Unlock()
}

For more detailed usage information take a look at the package API docs on GoDoc.