49 lines
1.4 KiB
Go
49 lines
1.4 KiB
Go
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// Copyright 2022 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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//go:build go1.18
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// +build go1.18
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package version
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import "runtime/debug"
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// In go 1.18 and beyond, the go tool embeds VCS information into the build.
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// vcsInfo returns VCS information of the build.
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func vcsInfo(info *debug.BuildInfo) (s gitStatus, ok bool) {
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for _, v := range info.Settings {
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switch v.Key {
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case "vcs.revision":
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if len(v.Value) < 8 {
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s.revision = v.Value
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} else {
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s.revision = v.Value[:8]
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}
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case "vcs.modified":
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if v.Value == "true" {
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s.modified = true
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}
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case "vcs.time":
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s.time = v.Value
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}
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}
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if s.revision != "" && s.time != "" {
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ok = true
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}
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return
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}
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