57 lines
1.2 KiB
Go
57 lines
1.2 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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)
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const warning = "//WARNING! DO NOT EDIT THIS FILE BY HAND. IT IS AUTO GENERATED.\n"
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const header = "package main\nconst gitVersion = \""
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const code = `
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import (
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"fmt"
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"os"
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"github.com/spf13/pflag"
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)
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func init() {
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pflag.ErrHelp = nil
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versionFlagSet := pflag.NewFlagSet("version", pflag.ContinueOnError)
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versionFlagSet.ParseErrorsWhitelist.UnknownFlags = true
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versionFlagSet.SetOutput(nil)
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versionIsAsked := versionFlagSet.BoolP("version", "v", false, "Prints version of this application.")
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versionFlagSet.BoolP("help", "h", false, "") // This line is needed to supress (redefine) built-in help flag.
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err := versionFlagSet.Parse(os.Args)
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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if *versionIsAsked {
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fmt.Println("Simple Serial version: " + Value)
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os.Exit(0)
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}
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}
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`
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func main() {
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cmd := exec.Command("git", "describe", "--tags", "--abbrev=0")
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out, err := cmd.Output()
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if err != nil {
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fmt.Println(err)
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os.Exit(0)
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}
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version := string(out)
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version = version[:len(version)-1]
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content := warning + header + version + "\"" + code
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ioutil.WriteFile("version.go", []byte(content), 0644)
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}
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