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To: gentoo-science@g.o
From: fbissey@...
Subject: Re: [sage-on-prefix] sympow
Date: Tue, 07 Dec 2010 10:25:59 +1300
Quoting Steven Trogdon <strogdon@...>:

> Hi Christopher,
>
> Since sage-on-prefix is semi-official I though I would indicate an
> issue I encountered in installing Sage from sage-on-gentoo in a prefix
> on Debian Linux.
>
> When building sympow (sympow-1.018.1_p8-r1) the Debian system gcc
> compiler was being used instead of the Prefix gcc. This was because
> sympow provides in Configure a whichexe() function with hard-coded
> search paths. The easiest thing for me was to add:
>
>          # fix EPREFIX in whichexe() function
>          sed -i -e "s:-f \/bin:-f ${EPREFIX}\/bin:" \
>                  -e "s:echo \/bin:echo ${EPREFIX}\/bin:" \
>                  -e "s:\/usr:${EPREFIX}\/usr:g" \
>                  Configure || die "failed to fix EPREFIX in whichexe()"
>
> to src_prepare(). I didn't think about it until just recently, but
> perhaps the hard-coded paths could be removed so the prefix/gentoo
> system 'which' is used.
>
Hi Steve,

I almost fell like forwarding that one to Dave on sage-devel for
a laugh. It looks like a fairly decent fix to me.

I am not back on duty but at least I read my email.

Francois





References:
[sage-on-prefix] sympow
-- Steven Trogdon
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Updated Jun 15, 2012

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