Re: Porting /dev/random to DFly

[Hiten Pandya <hmp@xxxxxxxxxxxxx>]

William M. Grim wrote:

> Hey, everyone!
>
> I ported the last set of changes to rand.c (unless there are newer 
> updates I don't know about) from FreeBSD RELENG_5 to DFly.
>
> However, I am also interested in porting the /dev/random code over to 
> DFly as well, and it seems some people would be happy with this code. 
> So, I started doing a small bit of research with porting over the code. 
>  Sorry that I'm late starting on this; I'm still reading 4.4BSD and 
> taking other real-life stuff.
>
> Currently, I have copied the src/sys/dev/random directory from FreeBSD 
> over to DFly.  However, I'm having problems determining how I tell the 
> DFly build system to try and compile this into the system.
>
> Firstly, I notice that FBSD has a src/sys/conf/files that lists some 
> files in there.  I couldn't determine how this was used, but I imagine 
> it is some way of saying this file is a standard/optional module:
> 1) Go ahead and build it if it's standard, or 2) build it only if it's 
> listed in the kernel config using the name I specify in conf/files.  Am 
> I wrong about this?
>
> Secondly, is there some other place I should tell the build system to 
> look when looking for files to compile into the kernel?  I didn't notice 
> a Makefile in src/sys/dev/random; so, I can only assume the conf/files 
> thus far.
>
> Any help on getting me started would be appreciated.  I didn't notice 
> any immediate documents concerning conf/files.

	According to my personal experience with porting the 5.x
	random code, I would say you are fine to use a module Makefile
	for now.

	Just copy a Makefile, from say, umm, sys/bus/firewire, and
	modify it to have your source files in the SRCS variable.

	That should work out fine.

		-Hiten
		hmp@xxxxxxxxxxxxx