| // Copyright 2009 The Go Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style | |
| // license that can be found in the LICENSE file. | |
| package main | |
| import ( | |
| "os"; | |
| "flag"; | |
| ) | |
| var n_flag = flag.Bool("n", false, "don't print final newline") | |
| const ( | |
| kSpace = " "; | |
| kNewline = "\n"; | |
| ) | |
| func main() { | |
| flag.Parse(); // Scans the arg list and sets up flags | |
| var s string = ""; | |
| for i := 0; i < flag.NArg(); i++ { | |
| if i > 0 { | |
| s += kSpace | |
| } | |
| s += flag.Arg(i) | |
| } | |
| if !*n_flag { | |
| s += kNewline | |
| } | |
| os.Stdout.WriteString(s); | |
| } |