From 9f3b0a4cd4ca076891854d0fbc6f3589370e0082 Mon Sep 17 00:00:00 2001
From: Jeremy Lecour <jlecour@evolix.fr>
Date: Mon, 12 Oct 2020 23:49:45 +0200
Subject: [PATCH] list: better options parsing

---
 shellpki | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/shellpki b/shellpki
index 89304e6..f04e552 100755
--- a/shellpki
+++ b/shellpki
@@ -215,7 +215,7 @@ Revoke a client cert with is commonName (CN) :
 
 List all actually valid commonName (CN) :
 
-    ${0} list [-a|v|r]
+    ${0} list [-a|--all|-v|--valid|-r|--revoked]
 
 Check expiration date of valid certificates :
 
@@ -763,6 +763,11 @@ list() {
         exit 0
     fi
 
+    if [ -z "${1}" ]; then
+        show_usage >&2
+        exit 1
+    fi
+
     list_valid=0
     list_revoked=1