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34 lines
608 B
34 lines
608 B
package syncx |
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import "sync/atomic" |
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type AtomicBool uint32 |
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func NewAtomicBool() *AtomicBool { |
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return new(AtomicBool) |
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} |
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func ForAtomicBool(val bool) *AtomicBool { |
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b := NewAtomicBool() |
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b.Set(val) |
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return b |
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} |
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func (b *AtomicBool) CompareAndSwap(old, val bool) bool { |
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var ov, nv uint32 |
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if old { |
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ov = 1 |
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} |
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if val { |
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nv = 1 |
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} |
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return atomic.CompareAndSwapUint32((*uint32)(b), ov, nv) |
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} |
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func (b *AtomicBool) Set(v bool) { |
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if v { |
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atomic.StoreUint32((*uint32)(b), 1) |
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} else { |
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atomic.StoreUint32((*uint32)(b), 0) |
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} |
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} |
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func (b *AtomicBool) True() bool { |
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return atomic.LoadUint32((*uint32)(b)) == 1 |
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}
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