diff options
author | gVisor bot <gvisor-bot@google.com> | 2020-07-13 00:24:39 +0000 |
---|---|---|
committer | gVisor bot <gvisor-bot@google.com> | 2020-07-13 00:24:39 +0000 |
commit | d1eb28b4e318c9efab490ddb268bebfec787d6b9 (patch) | |
tree | 12b9d2a3ba8446496a4dc928c26bc17c0e7b870e /pkg/sync | |
parent | 4d77d43d8d1194f05e72db3d361ecdb93fac0296 (diff) | |
parent | 9c32fd3f4d8f6e63d922c1c58b7d1f1f504fa2bc (diff) |
Merge release-20200622.1-92-g9c32fd3f4 (automated)
Diffstat (limited to 'pkg/sync')
-rw-r--r-- | pkg/sync/nocopy.go | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/pkg/sync/nocopy.go b/pkg/sync/nocopy.go new file mode 100644 index 000000000..722b29501 --- /dev/null +++ b/pkg/sync/nocopy.go @@ -0,0 +1,28 @@ +// Copyright 2020 The gVisor 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 sync + +// NoCopy may be embedded into structs which must not be copied +// after the first use. +// +// See https://golang.org/issues/8005#issuecomment-190753527 +// for details. +type NoCopy struct{} + +// Lock is a no-op used by -copylocks checker from `go vet`. +func (*NoCopy) Lock() {} + +// Unlock is a no-op used by -copylocks checker from `go vet`. +func (*NoCopy) Unlock() {} |