From b574927ebda36c8617000cb4d65116acfa178f11 Mon Sep 17 00:00:00 2001
From: dbeley <6568955+dbeley@users.noreply.github.com>
Date: Fri, 14 Feb 2020 23:51:34 +0100
Subject: [PATCH] Add help -h flag.

---
 reddit_image_downloader | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/reddit_image_downloader b/reddit_image_downloader
index a9f1d4a..98eaea2 100755
--- a/reddit_image_downloader
+++ b/reddit_image_downloader
@@ -16,7 +16,7 @@ sort=$2
 number=$3
 top_time=$4
 
-if [ -z $subreddit ]; then
+if [ "$1" == "-h" ] || [ -z $subreddit ]; then
     usage
 fi