scripts

commit c9f9a896435ed10fdf92543b85d278b3348c8863
parent d5a7b3e91e125be067f9d9f2c04dc4f34582e756
Author: clamiax <smoppy@gmail.com>
Date:   Sun,  5 Jan 2014 21:01:44 +0000

Add -h flag (usage)

Diffstat:
M
scrapthumb
 | 
13
++++++++++++-

1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/scrapthumb b/scrapthumb
@@ -32,9 +32,20 @@ preload() {
 	done
 }
 
+usage() {
+echo -n "Usage: $0 [-hns]
+-s 	Source
+-n	Number of items
+-h	Show this helps
+"
+
+exit 1
+}
+
 main() {
-	while getopts "n:s:" opt; do
+	while getopts "hn:s:" opt; do
 		case $opt in
+			h) usage;;
 			n) MAXIMGS=$OPTARG;;
 			s) SOURCES=($OPTARG);;
 		esac