k3s/vendor/go.etcd.io/etcd/pkg/fileutil/lock_unix.go

// Copyright 2015 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// +build !windows,!plan9,!solaris,!linux

package fileutil

import (
	"os"
)

func TryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
	return flockTryLockFile(path, flag, perm)
}

func LockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
	return flockLockFile(path, flag, perm)
}