Merge pull request #14 from Howchoo/feature/uninstall-script

Feature/uninstall script

README.md

@@ -8,4 +8,8 @@ Scripts used in our official [Raspberry Pi power button guide](https://howchoo.c
 1. Clone this repo: `git clone https://github.com/Howchoo/pi-power-button.git`
 1. Run the setup script: `./pi-power-button/script/install`
 
-That's it!
+## Uninstallation
+
+If you need to uninstall the power button script in order to use GPIO3 for another project or something:
+
+1. Run the uninstall script: `./pi-power-button/script/uninstall`

script/install

@@ -15,4 +15,5 @@ sudo chmod +x /etc/init.d/listen-for-shutdown.sh
 sudo update-rc.d listen-for-shutdown.sh defaults
 sudo /etc/init.d/listen-for-shutdown.sh start
 
-echo "Shutdown listener installed."
+echo "Shutdown listener installed.\n"
+echo "Check out howchoo.com for more awesome Pi projects!"

script/uninstall

@@ -0,0 +1,16 @@
+#! /bin/sh
+
+set -e
+
+cd "$(dirname "$0")/.."
+
+echo "=> Stopping shutdown listener...\n"
+sudo update-rc.d listen-for-shutdown.sh remove
+sudo /etc/init.d/listen-for-shutdown.sh stop
+
+echo "=> Removing shutdown listener...\n"
+sudo rm -rf /usr/local/bin/listen-for-shutdown.py 
+sudo rm -rf /etc/init.d/listen-for-shutdown.sh 
+
+echo "Shutdown listener uninstalled.\n"
+echo "Check out howchoo.com for more awesome Pi projects!"