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From: Miles Bader <miles@gnu.org>
Newsgroups: comp.lang.ada
Subject: Re: how to tell gnatmake to send executables to a different directory
 when compiling multi source?
Date: Wed, 01 Aug 2012 16:32:41 +0900
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Date: 2012-08-01T16:32:41+09:00
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"J-P. Rosen" <rosen@adalog.fr> writes:
>> I do not know if this is what you refer to or not, but gcc can generate,
>> _automatically_, a dependency file (.d extension) using the gcc -M flag.
> (Disclaimer: I didn't know about that option).
>
> However, I assume that this works only if the programmer properly used
> the appropriate .h files, which is in no way required by C.

It assumes nothing about the way .h files are used.

It essentially emits the include-file graph in an appropriate format,
usable by make.

-miles

-- 
I'd rather be consing.