tidb-server: handle the help manually (#24073)

2021-04-16 13:41:52 +08:00
parent 281d134657
commit cd25915b51
1 changed files with 5 additions and 0 deletions
--- a/tidb-server/main.go
+++ b/tidb-server/main.go
@ -151,7 +151,12 @@ var (
 )

 func main() {
+	help := flag.Bool("help", false, "show the usage")
 	flag.Parse()
+	if *help {
+		flag.Usage()
+		os.Exit(0)
+	}
 	if *version {
 		fmt.Println(printer.GetTiDBInfo())
 		os.Exit(0)