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Re: cost of -MP
From: |
Boris Kolpackov |
Subject: |
Re: cost of -MP |
Date: |
Thu, 27 May 2004 13:50:22 -0500 |
User-agent: |
Mutt/1.5.6i |
Noel Yap <address@hidden> writes:
> Interesting, non-recursive was slower than recursive. I suppose I can see
> this happening if there weren't that many directories in the project. How
> many directories do you have?
It is 19 make re-executions. The reason non-recursive is slower is that I
haven't had a chance to optimize it yet. I actually expect it to be faster
than recursive (for obvious reasons).
> Regarding the topic at hand, we don't use -MP, but post-process the output
> and create empty targets for the header files. For example:
>
> my_header:
That's exactly what gcc does.
> We haven't performed any time comparisons, though.
Depending on how long it takes make to find out nothing needs to be done
this could be worthwhile.
-boris
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- cost of -MP, Boris Kolpackov, 2004/05/12
- Re: cost of -MP, Noel Yap, 2004/05/27
- Re: cost of -MP,
Boris Kolpackov <=
- Re: cost of -MP, Noel Yap, 2004/05/27
- Re: cost of -MP, Boris Kolpackov, 2004/05/27
- Re: cost of -MP, Noel Yap, 2004/05/27
- Re: cost of -MP, Boris Kolpackov, 2004/05/27
- Re: cost of -MP, Noel Yap, 2004/05/27
- Re: cost of -MP, Boris Kolpackov, 2004/05/27
- Re: cost of -MP, Noel Yap, 2004/05/29
- Re: cost of -MP, Noel Yap, 2004/05/28
- Re: cost of -MP, Boris Kolpackov, 2004/05/28
- Re: cost of -MP, Noel Yap, 2004/05/28