v1.0

pingu/README.md

@@ -0,0 +1,17 @@
+# pingu
+
+## wtf is it?
+
+pingu is a small script that pings several IPv4 given as arguments to check whether they're reachable or not.
+
+## Usage
+
+```sh
+./pingu <IPv4> ...
+```
+
+## The future
+
+Some ideas I have to improve this script:
+- handle IPv6
+- colored output

pingu/pingu

@@ -1,10 +1,11 @@
 #!/usr/bin/env sh
 
-USAGE="usage : wgtest <IP address> ..."
+USAGE="NOOT NOOT
+USAGE : ./pingu <IP address> ..."
 
 if [ $# -eq 0 ]; then
 	echo "$USAGE"
-	return
+	exit 1
 fi
 
 for host in $@; do