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29 lines
783 B
Go
29 lines
783 B
Go
// Copyright 2024 The CubeFS Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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// implied. See the License for the specific language governing
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// permissions and limitations under the License.
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package atomicutil
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type Flag struct {
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v Bool
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}
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func (f *Flag) TestAndSet() (ok bool) {
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ok = f.v.CompareAndSwap(false, true)
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return
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}
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func (f *Flag) Release() {
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f.v.Store(false)
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}
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