From f6713cf1ea4ed1b3c4844fa8e74187043986b2b6 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sun, 22 Jun 2014 17:27:56 +0000
Subject: add check for certtool

---
 src/gns/gnunet-gns-proxy-setup-ca | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/gns/gnunet-gns-proxy-setup-ca b/src/gns/gnunet-gns-proxy-setup-ca
index d0b07887b..5686e37f7 100644
--- a/src/gns/gnunet-gns-proxy-setup-ca
+++ b/src/gns/gnunet-gns-proxy-setup-ca
@@ -2,8 +2,13 @@
 # This shell script will generate an X509 certificate for your gnunet-gns-proxy
 # and install it (for both GNUnet and your browser).
 #
-echo "Generating CA"
+if ! which certtool > /dev/null
+then
+  echo "'certtool' command not found. Please install it."
+  exit 1
+fi
 
+echo "Generating CA"
 options=''
 while getopts "c:" opt; do
   case $opt in
-- 
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