luet/vendor/github.com/gofrs/flock
Ettore Di Giacinto 92e18d5782 Support priv/unpriv image extraction
Optionally add back privileged extraction which can be enabled with
LUET_PRIVILEGED_EXTRACT=true

Signed-off-by: Ettore Di Giacinto <mudler@sabayon.org>
2021-06-16 23:30:28 +02:00
..
.gitignore Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00
.travis.yml Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00
appveyor.yml Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00
flock_unix.go Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00
flock_winapi.go Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00
flock_windows.go Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00
flock.go Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00
LICENSE Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00
README.md Support priv/unpriv image extraction 2021-06-16 23:30:28 +02:00

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.