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author | OpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com> | 2020-11-13 16:46:51 +0100 |
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committer | GitHub <noreply@github.com> | 2020-11-13 16:46:51 +0100 |
commit | 2993e97dec9d998d2eca7c5aee918b1429596a85 (patch) | |
tree | 9bdb3b5c766d913a8d1980ad017276e1f1a51b7c /vendor/go.uber.org/atomic/bool_ext.go | |
parent | 6d9d9fee30b5982858d51a666f0c335ba47323a0 (diff) | |
parent | ae3816614de1c2a0c9ab9cd05afebc5b1dda6429 (diff) | |
download | podman-2993e97dec9d998d2eca7c5aee918b1429596a85.tar.gz podman-2993e97dec9d998d2eca7c5aee918b1429596a85.tar.bz2 podman-2993e97dec9d998d2eca7c5aee918b1429596a85.zip |
Merge pull request #6442 from Luap99/podman-autocomplete
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Diffstat (limited to 'vendor/go.uber.org/atomic/bool_ext.go')
-rw-r--r-- | vendor/go.uber.org/atomic/bool_ext.go | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/vendor/go.uber.org/atomic/bool_ext.go b/vendor/go.uber.org/atomic/bool_ext.go new file mode 100644 index 000000000..c7bf7a827 --- /dev/null +++ b/vendor/go.uber.org/atomic/bool_ext.go @@ -0,0 +1,53 @@ +// Copyright (c) 2020 Uber Technologies, Inc. +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +// THE SOFTWARE. + +package atomic + +import ( + "strconv" +) + +//go:generate bin/gen-atomicwrapper -name=Bool -type=bool -wrapped=Uint32 -pack=boolToInt -unpack=truthy -cas -swap -json -file=bool.go + +func truthy(n uint32) bool { + return n == 1 +} + +func boolToInt(b bool) uint32 { + if b { + return 1 + } + return 0 +} + +// Toggle atomically negates the Boolean and returns the previous value. +func (b *Bool) Toggle() bool { + for { + old := b.Load() + if b.CAS(old, !old) { + return old + } + } +} + +// String encodes the wrapped value as a string. +func (b *Bool) String() string { + return strconv.FormatBool(b.Load()) +} |