use -z instead of `== ""`.. it's late.

2a7b4882 · Lukas Schauer · fb0242a4 · 2a7b4882
Commit 2a7b4882 authored Jan 10, 2016 by Lukas Schauer
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letsencrypt.sh letsencrypt.sh +1 -1

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--- a/letsencrypt.sh
+++ b/letsencrypt.sh
@@ -515,7 +515,7 @@ main() {
    fi
  }

-  [[ "${@}" == "" ]] && eval set -- "--help"
+  [[ -z "${@}" ]] && eval set -- "--help"

  while (( "${#}" )); do
    case "${1}" in