The way to fix ports/104560

[Alexander Botero-Lowry]

> 
> Alexander Botero-Lowry p=ED=B9e v =FAt 23. 01. 2007 v 12:01 -0800:
> > > > > Alexander Botero-Lowry p=3D3DED=3D3DB9e v =3D3DFAt 23. 01. 2007 v 0=
> 3:31 -0800=3D
> > > :
> > > > > > > > Please take a look at ports/104560 (and also ports/105853 and
> > > > > > > > ports/106120) and come to a consensus what is the right way t=
> o fi=3D
> > > x th=3D3D
> > > > > is
> > > > > > > > issue.
> > > > > > > >=3D3D3D20
> > > > > > > > I am sure we can come to an agreement and shortly commit a fi=
> x.
> > > > > > >=3D3D20
> > > > > > > As I see it:
> > > > > > >=3D3D20
> > > > > > > - lang/python metaport must be removed
> > > > > > > - all lang/python2? ports will install $PREFIX/bin/python binar=
> y
> > > > > > >=3D3D20
> > > > > > > How that sounds?
> > > > > > >=3D3D20
> > > > > > > Or if people absolutely need to have several different pythons =
> on a
> > > > > > > system, make the bin/python automatical symlink, like in perl p=
> orts=3D
> > > .
> > > > >=3D20
> > > > > > This fails to deal with installing the site-packages in the appro=
> pria=3D
> > > te
> > > > > > site-package directories.
> > > > >=3D20
> > > > > How so? You don't need to have interpreter called python2.5 to inst=
> all
> > > > > into 2.5's sitelibdir.
> > >=20
> > > > You absolutely do. THe pyc and pyo files are part of the package list=
>  and
> > > > have to be generated by the installation process. So you must have py=
> thon=3D
> > > 2.5
> > > > to install to the python 2.5 site-packages.
> > >=20
> > > Unless your bin/python is actually 2.5 python.
> > >=20
> > > I see two possible ways out:
> > >=20
> > > 1) patch a lot of python using ports to call ${PYTHON} instead of pytho=
> n
> > [SNIP]
> > > Approach number one takes a lot of patching. Approach number two impose=
> s
> > > an administrative burden on end users.
> >=20
> > I think you're far overestimating the number of ports that don't use=20
> > USE_PYDISTUTILS (which uses ${PYTHON}.) It is I guarentee the most common
> > way to install A python port, and I will go out on a limb and say there
> > are no more than 30 ports that install otherwise (a guess to be sure, but
> > I can't imagine it's a very high number).=20
> 
> Then let's go patching.
> 
> Are you going to address other issues pointed out in this thread?
If by other issues you mean having something installed as python, then yes
but I'm not really sure of the best way to do this. I guess perl style
may work but that just seems like a bad idea to me.

> 
> 
> Also, what would you say about adding text like this to Porter's
> Handbook?
I think that looks just about right. The first sentence may not be entirely
true now, but it is certainly the goal I'm working towards, and doing this
will make it more possible.

> 
> The FreeBSD Ports Collection support parallel installation of multiple
> Python versions. Ports should make sure to use a correct python
> interpreter according to user settable PYTHON_VERSION variable.
> This means, mostly, replacing the path to python executable in scripts
> with value of PYTHON_CMD variable.
> 
> Ports that install files under pythonsitelibdir should use
> PKGNAMEPREFIX=3D  ${PYTHON_PKGNAMEPREFIX}
> so thier package name embeds the version of python they are installed
> into.
> 
> --=20
> Pav Lucistnik <pav at oook.cz>
>               <pav at FreeBSD.org>
> 
> Fairy tales do not tell children that dragons exist. Children already
> know dragons exist. Fairy tales tell children that dragons can be
> killed.
>   -- G. K. Chesterton
> 
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