From 5a182eddbf4ffafcc1b8a1b3757a49378f46af5f Mon Sep 17 00:00:00 2001 From: medmunds Date: Tue, 16 Feb 2021 14:41:21 -0800 Subject: [PATCH] Clarify _readaccountconf_mutable_default --- notify/smtp.sh | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/notify/smtp.sh b/notify/smtp.sh index 42c1487c..fabde79b 100644 --- a/notify/smtp.sh +++ b/notify/smtp.sh @@ -358,7 +358,7 @@ PYTHON # - if MY_CONF is set _empty_, output $default_value # (lets user `export MY_CONF=` to clear previous saved value # and return to default, without user having to know default) -# - otherwise if _readaccountconf_mutable $name is non-empty, return that +# - otherwise if _readaccountconf_mutable MY_CONF is non-empty, return that # (value of SAVED_MY_CONF from account.conf) # - otherwise output $default_value _readaccountconf_mutable_default() { @@ -366,8 +366,9 @@ _readaccountconf_mutable_default() { _default_value="$2" eval "_value=\"\$$_name\"" - eval "_explicit_empty_value=\"\${${_name}+empty}\"" - if [ -z "${_value}" ] && [ "${_explicit_empty_value:-}" != "empty" ]; then + eval "_name_is_set=\"\${${_name}+true}\"" + # ($_name_is_set is "true" if $$_name is set to anything, including empty) + if [ -z "${_value}" ] && [ "${_name_is_set:-}" != "true" ]; then _value="$(_readaccountconf_mutable "$_name")" fi if [ -z "${_value}" ]; then