[yocto] why do numerous .bb files set "PARALLEL_MAKE"?

[Martin Jansa]

On Fri, Nov 04, 2011 at 11:57:46AM -0400, Robert P. J. Day wrote:
> 
>   stumbled over this so i did a more thorough search:
> 
> $ grep -w PARALLEL_MAKE $(find . -name *.bb)
> ./meta/recipes-qt/qt-apps/qmmp_0.5.1.bb:PARALLEL_MAKE = ""
> ./meta/recipes-core/eggdbus/eggdbus_0.6.bb:PARALLEL_MAKE = ""
> ./meta/recipes-core/gettext/gettext_0.16.1.bb:PARALLEL_MAKE = ""
> ./meta/recipes-core/gettext/gettext_0.18.1.1.bb:#PARALLEL_MAKE = ""
> ./meta/recipes-bsp/pciutils/pciutils_3.1.7.bb:PARALLEL_MAKE = ""
> ./meta/recipes-extended/sat-solver/sat-solver_git.bb:PARALLEL_MAKE=""
> ./meta/recipes-extended/bash/bash_3.2.48.bb:PARALLEL_MAKE = ""
> ./meta/recipes-extended/tcp-wrappers/tcp-wrappers_7.6.bb:PARALLEL_MAKE = ""
> ./meta/recipes-extended/groff/groff_1.20.1.bb:PARALLEL_MAKE = ""
> ... more snipped ...
> 
>   why are individual recipes setting PARALLEL_MAKE to the empty
> string?  it's a *build* option, why would it have any relevance to
> individual .bb files?

because some projects fail to build in parallel and we don't have
manpower to fix them all?

>   conversely, i don't see a single .bb file that sets
> BB_NUMBER_THREADS.  the above just looks ... odd.
> 
> rday
> 
> -- 
> 
> ========================================================================
> Robert P. J. Day                                 Ottawa, Ontario, CANADA
>                         http://crashcourse.ca
> 
> Twitter:                                       http://twitter.com/rpjday
> LinkedIn:                               http://ca.linkedin.com/in/rpjday
> ========================================================================
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-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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