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44 lines
898 B
44 lines
898 B
11 years ago
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// Copyright 2014 The Gogs Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package git
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import (
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"errors"
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"strings"
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"github.com/Unknwon/com"
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)
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// Version represents version of Git.
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type Version struct {
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Major, Minor, Patch int
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}
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// GetVersion returns current Git version installed.
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func GetVersion() (Version, error) {
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stdout, stderr, err := com.ExecCmd("git", "version")
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if err != nil {
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return Version{}, errors.New(stderr)
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}
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infos := strings.Split(stdout, " ")
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if len(infos) < 3 {
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return Version{}, errors.New("not enough output")
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}
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v := Version{}
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for i, s := range strings.Split(strings.TrimSpace(infos[2]), ".") {
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switch i {
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case 0:
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v.Major, _ = com.StrTo(s).Int()
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case 1:
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v.Minor, _ = com.StrTo(s).Int()
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case 2:
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v.Patch, _ = com.StrTo(s).Int()
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}
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}
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return v, nil
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}
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