On 05/20/2013 09:37 AM, Wookey wrote: > +++ Eric Blake [2013-05-20 09:11 -0600]: >> On 05/20/2013 09:01 AM, Paul Wise wrote: >>> On Mon, 2013-05-20 at 08:37 -0600, Eric Blake wrote: >>> >>>> I would MUCH rather see us honor a CONFIG_GUESS and CONFIG_SUB >>>> environment variable, rather than baking in a PATH search. This topic >>>> has come up in the past, where I made the same request back then. >>> >>> The patch does both and both are needed AFAICT. >> >> I disagree. Env-var override should be sufficient, without needing any >> PATH probing. > > The problem with this in the context of distro buildds was explained > in this sub-part of the thread from Oct last year: > http://article.gmane.org/gmane.comp.sysutils.autoconf.general/14756 > > ENV VARS are carefully filtered out of buildd environments in order to > get clean builds. We really want a mechanism where the distro default > build just looks in the right (system) place, unless you ask for > something different.
The distro default build system should SET such an env-var. Problem solved, no path search needed. Clean builds are a product of using the same environment, and that can include SETTING useful variables, rather than scrubbing them. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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