Gentoo Archives: gentoo-science

From: fbissey@××××××××××××.nz
To: gentoo-science@l.g.o
Subject: Re: [gentoo-science] [sage-on-prefix] sympow
Date: Mon, 06 Dec 2010 21:27:06
Message-Id: 20101207102559.z40w8cswwcw4sc0g@webmail.slingshot.co.nz
In Reply to: [gentoo-science] [sage-on-prefix] sympow by Steven Trogdon
1 Quoting Steven Trogdon <strogdon@×××××.edu>:
2
3 > Hi Christopher,
4 >
5 > Since sage-on-prefix is semi-official I though I would indicate an
6 > issue I encountered in installing Sage from sage-on-gentoo in a prefix
7 > on Debian Linux.
8 >
9 > When building sympow (sympow-1.018.1_p8-r1) the Debian system gcc
10 > compiler was being used instead of the Prefix gcc. This was because
11 > sympow provides in Configure a whichexe() function with hard-coded
12 > search paths. The easiest thing for me was to add:
13 >
14 > # fix EPREFIX in whichexe() function
15 > sed -i -e "s:-f \/bin:-f ${EPREFIX}\/bin:" \
16 > -e "s:echo \/bin:echo ${EPREFIX}\/bin:" \
17 > -e "s:\/usr:${EPREFIX}\/usr:g" \
18 > Configure || die "failed to fix EPREFIX in whichexe()"
19 >
20 > to src_prepare(). I didn't think about it until just recently, but
21 > perhaps the hard-coded paths could be removed so the prefix/gentoo
22 > system 'which' is used.
23 >
24 Hi Steve,
25
26 I almost fell like forwarding that one to Dave on sage-devel for
27 a laugh. It looks like a fairly decent fix to me.
28
29 I am not back on duty but at least I read my email.
30
31 Francois