From 3c7be32ef50f6df4ced3a75f92305ba9555b7da9 Mon Sep 17 00:00:00 2001
From: emueller <emueller@ennit.de>
Date: Mon, 22 Mar 2021 15:12:27 +0100
Subject: [PATCH] fix _exists error message when MAIL_BIN env variable is not
 set

---
 notify/mail.sh | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/notify/mail.sh b/notify/mail.sh
index d33fd0d2..10e93f9a 100644
--- a/notify/mail.sh
+++ b/notify/mail.sh
@@ -78,8 +78,13 @@ mail_send() {
 
 _mail_bin() {
   _MAIL_BIN=""
+	_MAIL_BINS="sendmail ssmtp mutt mail msmtp"
 
-  for b in "$MAIL_BIN" sendmail ssmtp mutt mail msmtp; do
+  if [ -n "$MAIL_BIN" ]; then
+    _MAIL_BINS="$MAIL_BIN $_MAIL_BINS"
+  fi
+
+  for b in $_MAIL_BINS; do
     if _exists "$b"; then
       _MAIL_BIN="$b"
       break