[CFT] add a config.site cache for the ports

[Baptiste Daroussin]

On Mon, Mar 18, 2013 at 02:15:51PM -0500, Jeremy Messenger wrote:
> On Mar 18, 2013 12:42 PM, "Baptiste Daroussin" <bapt at freebsd.org> wrote:
> >
> > Hi,
> >
> > The autotools allows us to have a config.site cache where we define our
> defaults
> > values for a couple of things, and prevent the "slow" and possibly wrong
> > autodetection.
> >
> > Here is a patch that makes use of it:
> > http://people.freebsd.org/~bapt/autotools_config_site.diff
> >
> > As the libiconv/gettext update has shown the configure scripts can fall
> back on
> > gnu version of commands first if it find it, and in case gettext is
> removed you
> > can get trouble.
> >
> > In this config.site, I hardcoded a couple of FreeBSD binaries in order to
> always
> > use them, but I let the toolchain being autodetected.
> >
> > I also added a couple of headers to avoid useless checks and more can be
> added
> > in the futur.
> >
> > Any thought?
> 
> There are some ports that need to use gnu tar, gnu sed, gnu grep and other
> gnu stuff. How will this cache affect on those ports?
> 
> > regards,
> > Bapt

We can always overwrite those in CONFIGURE_ENV if needed, and I'll run an
exp-run to make sure no ports requiring gsed, gtar etc fails.

regards,
Bapt
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