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https://github.com/golang/go
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28 lines
639 B
Go
28 lines
639 B
Go
// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build nacl plan9 solaris
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package main
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import (
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"log"
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"sync"
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)
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// FileMutex is similar to sync.RWMutex, but also synchronizes across processes.
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// This implementation is a fallback that does not actually provide inter-process synchronization.
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type FileMutex struct {
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sync.RWMutex
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}
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func MakeFileMutex(filename string) *FileMutex {
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return &FileMutex{}
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}
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func init() {
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log.Printf("WARNING: using fake file mutex." +
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" Don't run more than one of these at once!!!")
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}
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