From 7939b419f7f40f897ec5b0b4db10974d278e46c2 Mon Sep 17 00:00:00 2001
From: Alistair Nixon <alnixon@users.noreply.github.com>
Date: Mon, 9 May 2016 11:18:38 +0100
Subject: [PATCH] fix issue where keyauthorization starts with a - character
 (#184)

---
 acme.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/acme.sh b/acme.sh
index eb3b38f..e1662b0 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1360,11 +1360,11 @@ issue() {
 
         _debug wellknown_path "$wellknown_path"
 
-        token="$(printf "$keyauthorization" | cut -d '.' -f 1)"
+        token="$(printf "%s" "$keyauthorization" | cut -d '.' -f 1)"
         _debug "writing token:$token to $wellknown_path/$token"
 
         mkdir -p "$wellknown_path"
-        printf "$keyauthorization" > "$wellknown_path/$token"
+        printf "%s" "$keyauthorization" > "$wellknown_path/$token"
         if [ ! "$usingApache" ] ; then
           webroot_owner=$(_stat $_currentRoot)
           _debug "Changing owner/group of .well-known to $webroot_owner"