From 6ba04cec163c649451dbb12868925aa8e34b680c Mon Sep 17 00:00:00 2001
From: nm-devops <27211581+nm-devops@users.noreply.github.com>
Date: Thu, 8 Oct 2020 14:13:25 +0200
Subject: [PATCH] Fix empty line in certificate file generation

_split_cert_chain: Filter out empty lines in resulting ca certificate file.
---
 acme.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/acme.sh b/acme.sh
index 3be3849d..32c98758 100755
--- a/acme.sh
+++ b/acme.sh
@@ -4988,9 +4988,9 @@ _split_cert_chain() {
     cat "$_certf" >"$_fullchainf"
     _end_n="$(grep -n -- "$END_CERT" "$_fullchainf" | _head_n 1 | cut -d : -f 1)"
     _debug _end_n "$_end_n"
-    sed -n "1,${_end_n}p" "$_fullchainf" >"$_certf"
+    sed -n "1,${_end_n}{/^$/!p}" "$_fullchainf" >"$_certf"
     _end_n="$(_math $_end_n + 1)"
-    sed -n "${_end_n},9999p" "$_fullchainf" >"$_caf"
+    sed -n "${_end_n},9999{/^$/!p}" "$_fullchainf" >"$_caf"
   fi
 }