mirror of
https://github.com/cwinfo/matterbridge.git
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44 lines
1.0 KiB
Go
44 lines
1.0 KiB
Go
// Copyright 2022 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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package cpu
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import "strconv"
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// parseRelease parses a dot-separated version number. It follows the semver
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// syntax, but allows the minor and patch versions to be elided.
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//
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// This is a copy of the Go runtime's parseRelease from
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// https://golang.org/cl/209597.
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func parseRelease(rel string) (major, minor, patch int, ok bool) {
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// Strip anything after a dash or plus.
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for i := 0; i < len(rel); i++ {
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if rel[i] == '-' || rel[i] == '+' {
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rel = rel[:i]
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break
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}
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}
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next := func() (int, bool) {
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for i := 0; i < len(rel); i++ {
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if rel[i] == '.' {
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ver, err := strconv.Atoi(rel[:i])
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rel = rel[i+1:]
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return ver, err == nil
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}
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}
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ver, err := strconv.Atoi(rel)
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rel = ""
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return ver, err == nil
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}
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if major, ok = next(); !ok || rel == "" {
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return
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}
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if minor, ok = next(); !ok || rel == "" {
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return
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}
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patch, ok = next()
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return
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}
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