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    SubjectRe: WANTED: kernel projects for CS students
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    On Mon, 2007-10-15 at 18:36 +0200, Philippe Elie wrote:
    > > > Increase speed for a build with no updates
    > > > ==========================================
    > > > On a resonably fast machine with a decent config it takes
    > > > roughly 10 seconds to do a make where nothing is updated.
    > > > Generating one single Makefile is assumed to speed up things
    > > > and will in addition allow a simpler syntax as what is used today
    > > > for some of the uglier constructs.
    > > >
    > > > Contact: Sam Ravnborg <sam@ravnborg.org>
    > > > Difficulty: 5
    > > > Language: Perl or C
    > >
    > > Isn't make -j 2 or more implemented by running multiple make in sub-dirs ?
    > > Parallel make is more and more used even on cheap hardware.
    >
    > Errm, I misread what you said, it can be a single Makefile in each sub-dirs

    make -j works fine with an unique Makefile, if that's the question.

    Xav


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