From 909441bc5770df6da1e986ec9cf9ceb11078f108 Mon Sep 17 00:00:00 2001
From: Honza Hommer <honzahommer@users.noreply.github.com>
Date: Thu, 26 Sep 2019 16:41:50 +0200
Subject: [PATCH] resolves Neilpang/acme.sh#2496

---
 notify/mail.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/notify/mail.sh b/notify/mail.sh
index ec9aa0de..b756717b 100644
--- a/notify/mail.sh
+++ b/notify/mail.sh
@@ -98,7 +98,9 @@ _mail_cmnd() {
   case $(basename "$_MAIL_BIN") in
     sendmail)
       if [ -n "$MAIL_FROM" ]; then
-        echo "'$_MAIL_BIN' -f '$MAIL_FROM' '$MAIL_TO'"
+        _MAIL_ENV="$(echo "$MAIL_FROM" | sed 's/^.*<\(.*\)>$/\1/')"
+
+        echo "'$_MAIL_BIN' -f '${_MAIL_ENV:-$MAIL_FROM}' '$MAIL_TO'"
       else
         echo "'$_MAIL_BIN' '$MAIL_TO'"
       fi