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AIX doesn't provide a flock() syscall, it was previously emulated in package syscall by using fcntl. This emulation was removed in CL 152397. Since unix.Flock wraps syscall.Flock, the build currently fails on aix without this change. Change-Id: Ie887619cd64ae009ea43f00c74e450a5b8f998ac Reviewed-on: https://go-review.googlesource.com/c/153938 Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Clément Chigot <clement.chigot@atos.net> Reviewed-by: Ian Lance Taylor <iant@golang.org>
26 lines
594 B
Go
26 lines
594 B
Go
// Copyright 2018 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 darwin dragonfly freebsd linux netbsd openbsd solaris
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package unix_test
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import (
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"log"
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"os"
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"golang.org/x/sys/unix"
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)
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func ExampleFlock() {
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f, _ := os.Create("example.lock")
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if err := unix.Flock(int(f.Fd()), unix.LOCK_EX); err != nil {
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log.Fatal(err)
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}
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// Do work here that requires the lock. When finished, release the lock:
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if err := unix.Flock(int(f.Fd()), unix.LOCK_UN); err != nil {
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log.Fatal(err)
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}
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}
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