A Makefile for Arduino Sketches
This is a very simple Makefile which knows how to build Arduino sketches.
Until March 2012, this was simply posted on my website where you can still find what documentation exists.
If you're using Debian or Ubuntu, you can find this in the arduino-core package.
In order to use Arduino libraries installed in the user's sketchbook folder (the
standard location for custom libraries when using the Arduino IDE), you need to
ARDUNIO_SKETCHBOOK variable to point to this directory. By default it
is set to