[Fwd: Re: [PATCH 1 of 3] arch: s390 and 390x glibc patch]
Mike Frysinger
vapier@gentoo.org
Sat Nov 14 16:26:00 GMT 2009
On Saturday 14 November 2009 10:56:19 Yann E. MORIN wrote:
> On Saturday 14 November 2009 16:23:18 Mike Frysinger wrote:
> > On Wednesday 11 November 2009 18:37:44 Harold Grovesteen wrote:
> > > Mike Frysinger wrote:
> > > >under Gentoo, a bunch of cache vars
> > > >are forced just for the headers step as there is no compiler to test.
> > > > those include mlong double tests.
> > > > libc_cv_mlong_double_128=yes
> > > > libc_cv_mlong_double_128ibm=yes
> > >
> > > How do I achieve the equivalent of this with crosstool-ng?
> >
> > no idea. yann might know. just export those vars into the environment.
> > this should be safe to do for all targets during the headers configure
> > step only.
>
> There is CT_LIBC_GLIBC_CONFIGPARMS that can be set in the menuconfig.
> The value set in this variable is used to create a file named 'configparms'
> in the top-level of the build dir. That file is then included from the
> Makeconfig makefile.
>
> It is possible to use it to pass one value. Passing more is not yet
> possible. I can work something to handle more. Care to try the attached
> patch?
these are settings that should always be there and the user shouldnt be forced
to configure themselves. it also isnt specific to s390 ... it comes up with
ppc targets too.
for the headers step, it's safe to export these all the time for all targets.
we've been doing this in gentoo for quite a long time now.
-mike
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