PREFIX is not honored for dependencies

[Baptiste Daroussin]

On Fri, 5 Aug 2011 15:08:53 -0700, Steve Kargl wrote:
> As root, I did
>
> mkdir -p /usr/opt
> ln -s /usr/opt /opt
> cd /usr/ports/editors/libreoffice
> make PREFIX=/opt/
>
> The above builds and installs dependencies along the
> way under the /opt/ heirarchy.  The first few are
>
> cppunit-1.12.1
> mdbtools-0.5_14
> boost-libs-1.45.0_1
>
> The build finally dies with qt4-moc, because it does not
> honor PREFIX.  I've attempted to work around the QT4 issue
> by patching its Makefile.  So, I restart a build
>
> make clean
> make PREFIX=/opt/
>
> This eventually dies with
>
> ===>  Installing for cppunit-1.12.1
> ===>   Generating temporary packing list
> ===>  Checking if devel/cppunit already installed
> ===>   cppunit-1.12.1 is already installed
>       You may wish to ``make deinstall'' and install this port again
>       by ``make reinstall'' to upgrade it properly.
>       If you really wish to overwrite the old port of devel/cppunit
>       without deleting it first, set the variable 
> "FORCE_PKG_REGISTER"
>       in your environment or the "make install" command line.
>
> Of course, cppunit-1.12.1 is installed!  The initial build
> in libreoffice installed it before qt4-moc crooked.
>
> Please fix.

There is nothing to fix, this is the way ports are expected to work.

Playing with PREFIX != LOCALBASE has to be done with care because it 
can lead to some breakage as this one.

regards,
Bapt