From c51b6a893ca6fcce86b40c4852cfa7f0ce3065fd Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Fri, 3 May 2013 11:12:11 +0200
Subject: [PATCH] nix-copy-closure: Show a proper error message if no host name
 is given

---
 scripts/nix-copy-closure.in | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/scripts/nix-copy-closure.in b/scripts/nix-copy-closure.in
index 9536ee84d8..23d5619519 100755
--- a/scripts/nix-copy-closure.in
+++ b/scripts/nix-copy-closure.in
@@ -78,6 +78,8 @@ while (@ARGV) {
     }
 }
 
+die "$0: you did not specify a host name\n" unless defined $sshHost;
+
 
 openSSHConnection $sshHost or die "$0: unable to start SSH\n";