fix _exists error message when MAIL_BIN env variable is not set

4 years ago · 3c7be32ef5
1 changed files with 6 additions and 1 deletions
--- 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