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Re: multiple cpu's

From: Jim Meyering
Subject: Re: multiple cpu's
Date: Mon, 20 Aug 2007 17:15:13 +0200

Benoit SIGOURE <address@hidden> wrote:

> On Aug 12, 2007, at 11:09 PM, Ralf Wildenhues wrote:
>> Hello Jim,
>> * Jim Meyering wrote on Sun, Aug 12, 2007 at 12:46:20PM CEST:
>>> On a related note, it'd sure be nice if "make -j4 check" would run
>>> its
>>> tests in parallel.  Especially on an SMP system, and/or when some
>>> tests sleep for a few (interminable :-) seconds.
>>> Of course, this might not be trivial, especially trying to keep
>>> the resulting portable.  However, even if it means
>>> I'd need to use a special option to generate a GNU-make-only
>>>, I'd happily use the result for day to day work.
>> IIRC, Akim Demaille posted a patch a while ago on an automake list for
>> this, GNU make-specific.  I don't recall how much work was left to do,
>> but on my list it's a bit on the far end.
> Yep:
> The whole idea is to have one input file per test (say a .chk file)
> that produces a .log file.  We can then benefit from the parallelism
> of make with implicit rules (exactly like for .c -> .o).
> The file has slightly evolved since then but I can post an updated
> version if someone is interested.

That'd be great.

FYI, in testing this, I've been using from vaucanson-trunk.
Is that what you mean?

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