Add files to Xilinx ISE Project w/script

Hi Andrew,

Andrew wrote:

>>Learn how to write makefiles, and use gnu make.  Then don't worry
>>about Xilinx GUIs again, excluding the tools that should be graphical:
>>FPGAeditor and FloorPlanner.
> 
> Got any info/links/tutorials on the best way to learn to use makefiles
> and GNU make to build FPGAs?

This is exactly what EDK does.  Take a look at the Makefiles and
associated synthesis scripts that are generated to build a MicroBlaze /
PPC project.  It exercises pretty much everything you'll need to know -
xst, ngdbuild, map, par, bitgen,...

John