From af9f47b92a7766c853d6cafb275a176c0789a144 Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Thu, 7 Jan 2016 15:46:14 +0100
Subject: exit if recv is empty

---
 get-signers | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/get-signers b/get-signers
index e9ea32f..fc13c54 100755
--- a/get-signers
+++ b/get-signers
@@ -45,6 +45,9 @@ while [ "$depth" -gt 0 ]; do
       touch "$tmpdir/$k"
     fi
   done
+  if [ -z "$recv" ] ; then
+    break
+  fi
 
   gpg --recv-keys $recv
 
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