VictoriaMetrics/lib/buildinfo/version.go

33 lines
477 B
Go
Raw Permalink Normal View History

2019-05-22 21:16:55 +00:00
package buildinfo
import (
"flag"
"fmt"
"os"
)
var version = flag.Bool("version", false, "Show VictoriaMetrics version")
// Version must be set via -ldflags '-X'
var Version string
// Init must be called after flag.Parse call.
func Init() {
if *version {
printVersion()
os.Exit(0)
}
}
func init() {
oldUsage := flag.Usage
flag.Usage = func() {
printVersion()
oldUsage()
}
}
func printVersion() {
fmt.Fprintf(flag.CommandLine.Output(), "%s\n", Version)
}