From: Matt Joiner <anacrolix@gmail.com>
Date: Tue, 7 Apr 2015 16:15:25 +0000 (+1000)
Subject: cmd/torrent-magnet: Error if arguments are given
X-Git-Tag: v1.0.0~1207
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=d48b7557765a0173aef4c7ddd5a2faca2ab751c8;p=btrtrc.git

cmd/torrent-magnet: Error if arguments are given

Too easy to make this mistake, and then it hangs.
---

diff --git a/cmd/torrent-magnet/main.go b/cmd/torrent-magnet/main.go
index 23a03757..2fcd8cd0 100644
--- a/cmd/torrent-magnet/main.go
+++ b/cmd/torrent-magnet/main.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"flag"
 	"fmt"
 	"os"
 
@@ -10,6 +11,11 @@ import (
 )
 
 func main() {
+	flag.Parse()
+	if flag.NArg() != 0 {
+		fmt.Fprintf(os.Stderr, "%s\n", "torrent-magnet: unexpected positional arguments")
+		os.Exit(2)
+	}
 	mi, err := metainfo.Load(os.Stdin)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "error reading metainfo from stdin: %s", err)