ebiten/internal/testflock/flock.go
2018-04-07 00:59:52 +09:00

42 lines
1.1 KiB
Go

// Copyright 2018 The Ebiten 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.
// Package testflock provides a lock for testing.
//
// There is a CI service like TravisCI where multiple OpenGL processes
// don't work well at the same time, and tests with an OpenGL main routine
// should be protected by a file lock (#575).
package testflock
import (
"os"
"path/filepath"
"github.com/theckman/go-flock"
)
var theLock = flock.NewFlock(filepath.Join(os.TempDir(), "ebitentest"))
func Lock() {
if err := theLock.Lock(); err != nil {
panic(err)
}
}
func Unlock() {
if err := theLock.Unlock(); err != nil {
panic(err)
}
}