Re: Smart CONFIG_* Dependencies

Michael Elizabeth Chastain (
Fri, 21 Nov 1997 12:07:43 -0600

Ingo Molnar writes:

> what about storing the command used to build a .o file in a '.foo.comm'
> file, and compare it / touch it when building. It wont show up in normal
> 'ls' output, so the 'file listing' doesnt change, and it looks more
> robust.

It takes a lot of work to do this in Makefiles. I don't want to make
that many changes in one patch.

> this also takes care of other command-dependencies, say -D__SMP__, or
> -D__386__, or compiler flags?

It does. Command dependencies are a good thing. They are an expensive
thing, though.

Michael Chastain
"love without fear"