From 8f7ad693a843fca054a80c6556e963b7fb9e4c62 Mon Sep 17 00:00:00 2001
From: neil <git@byneil.com>
Date: Sat, 16 Apr 2016 20:02:41 +0800
Subject: [PATCH] fix compatible for `sh`

---
 acme.sh | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/acme.sh b/acme.sh
index 95870ce..ba516bc 100755
--- a/acme.sh
+++ b/acme.sh
@@ -50,7 +50,7 @@ _debug() {
 }
 
 _debug2() {
-  if [[ "$DEBUG" -ge "2" ]] ; then
+  if [[ "$DEBUG" ]] && [[ "$DEBUG" -ge "2" ]] ; then
     _debug "$@"
   fi
   return
@@ -735,13 +735,13 @@ _initpath() {
   HTTP_HEADER="$LE_WORKING_DIR/http.header"
   
   WGET="wget -q"
-  if [[ "$DEBUG" -ge "2" ]] ; then
+  if [[ "$DEBUG" ]] && [[ "$DEBUG" -ge "2" ]] ; then
     WGET="$WGET -d "
   fi
 
   dp="$LE_WORKING_DIR/curl.dump"
   CURL="curl -L --silent"
-  if [[ "$DEBUG" -ge "2" ]] ; then
+  if [[ "$DEBUG" ]] && [[ "$DEBUG" -ge "2" ]] ; then
     CURL="$CURL -L --trace-ascii $dp "
   fi