promptive error message

This commit is contained in:
Chris Lu 2013-01-20 20:01:59 -08:00
parent 06444b7c52
commit 030dde227a

View File

@ -40,6 +40,10 @@ func runExport(cmd *Command, args []string) bool {
return false
}
if *dest!="" && !strings.HasSuffix(*dest, ".tar") {
fmt.Println("the output file", *dest, "should ends with .tar")
return false
}
var err error
if strings.HasSuffix(*dest, ".tar") {
var fh *os.File