From c8719b2f757364178ecbe621b027765c8ce58ef4 Mon Sep 17 00:00:00 2001
From: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
Date: Mon, 6 Apr 2009 22:32:56 -0400
Subject: [PATCH] replacing head -c with dd (for portability reasons, see #673)

---
 src/share/ma/setup | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/share/ma/setup b/src/share/ma/setup
index b453f3c..4c87009 100644
--- a/src/share/ma/setup
+++ b/src/share/ma/setup
@@ -57,9 +57,9 @@ EOF
     if [ -z "$CORE_FPR" ] ; then
 	log info "setting up Monkeysphere authentication trust core..."
 
-	local CORE_UID=$(printf "Monkeysphere authentication trust core UID (random string: %s)" $(head -c21 </dev/urandom | perl -MMIME::Base64 -ne 'print encode_base64($_)'))
+	local CORE_UID=$(printf "Monkeysphere authentication trust core UID (random string: %s)" $(dd if=/dev/urandom bs=21 count=1 | perl -MMIME::Base64 -ne 'print encode_base64($_)'))
     
-	log debug "generating monkeysphere authentication trust core key ($CORE_KEYLENGTH bits)..."
+	printf "generating monkeysphere authentication trust core key:\nsize: %d bits\nuid: '%s'\n" "$CORE_KEYLENGTH" "$CORE_UID" | log debug
 	PEM2OPENPGP_USAGE_FLAGS=certify \
 	    PEM2OPENPGP_NEWKEY=$CORE_KEYLENGTH pem2openpgp "$CORE_UID" \
 	    | gpg_core --import \
-- 
2.25.1