On Sat, 2 Jan 2010, Jeremy Olexa wrote:

> On Fri, 01 Jan 2010 18:53:12 -0600 (CST), mattmatteh@... wrote:
>> thought i would take a look at the games that need patching with
>> #${EPREFIX}.  using bug http://bugs.gentoo.org/show_bug.cgi?id=296987 as
>
>> an example, i removed the fix to verify the failure and added einfo to
> see
>> whats going on:
>>
>>
>>>>> Install tuxmath-20010907 into
>>>>>
> /Volumes/prefix-ppc-macos-x11/var/tmp/portage/games-kids/tuxmath-20010907/image/Volumes/prefix-ppc-macos-x11/
>>>>> category games-kids
>>   * games eclass debug: EPREFIX            /Volumes/prefix-ppc-macos-x11
>>   * games eclass debug: GAMES_PREFIX
>>   /Volumes/prefix-ppc-macos-x11/usr/games
>>   * games eclass debug: GAMES_DATADIR
>>   /Volumes/prefix-ppc-macos-x11/usr/share/games
>>   * games eclass debug: GAMES_DATADIR_BASE
>>   /Volumes/prefix-ppc-macos-x11/usr/share
>>   * games eclass debug: GAMES_SYSCONFDIR
>>   /Volumes/prefix-ppc-macos-x11/etc/games
>>   * games eclass debug: GAMES_STATEDIR
>>   /Volumes/prefix-ppc-macos-x11/var/games
>>   * games eclass debug: GAMES_LOGDIR
>>   /Volumes/prefix-ppc-macos-x11/var/log/games
>>   * games eclass debug: GAMES_LIBDIR
>>   /Volumes/prefix-ppc-macos-x11/usr/games/lib
>>   * games eclass debug: GAMES_BINDIR
>>   /Volumes/prefix-ppc-macos-x11/usr/games/bin
>> -------------------------------------------------------
>> You should not use ${EPREFIX} with helpers.
>>    --> /Volumes/prefix-ppc-macos-x11/usr/share/games/tuxmath
>> -------------------------------------------------------
>>
>>
>> soo... i dont see any problem with the install paths, no double prefix.
>> what is this error about using ${EPREFIX} with helpers?
>>
>> before sending i googled and found this
>> http://www.mail-archive.com/gentoo-alt@g.o/msg03335.html
>>
>> so it seems that the games eclass should not handle EPREFIX at all ?
>>
>> but for confugure those do need to be set since that is whats passed,
>> econf --prefix="${GAMES_PREFIX}"
>>
>> seems like doins needs to stop whinning ?
>>
>> matt
>
> In general, you should know that do* functions (helpers) set EPREFIX
> behind the scenes.
>
> There are two approaches here.
> 1) Have EPREFIX in GAMES_PREFIX (eclass) because it is used in ./configure
> and makes sense to have it there. If you use "do* ${GAMES_PREFIX}/foo" then
> you have to strip the leading EPREFIX out, such as "do*
> ${GAMES_PREFIX#${EPREFIX}}/foo"
> 2) Have GAMES_PREFIX not include EPREFIX and then add it to ./configure
> --prefix="${EPREFIX}/${GAMES_PREFIX}"
>
> Both approaches are in use and it depends on which way "makes the most
> sense" (less diffs/less work) - I hope that sheds some light on the
> subject.
>
> -Jeremy

i think i am in favor of #2, but have the games.eclass use EPREFIX 
internally where needed.

are there any other eclasses or parts of portage this is or was an issue ?

matt