Wouldn't it be better to make sure a MacPorts installation always stays within /opt/local?

[Ryan Schmidt]

On Feb 16, 2014, at 14:29, Sean Mehta <sean at mehta.io> wrote:

> To make a parallel installation for testing, I compile from source with
> something like:
> 
> 	$ ./configure --prefix=$MP_PREFIX
> 		--with-applications-dir=$MP_PREFIX/Applications \
> 		--with-tclpackage=$MP_PREFIX/Library/Tcl
> 	$ make
> 	$ sudo make install
> 
> where $MP_PREFIX is the install location (like /opt/local.trunk).

Don’t forget that you must also set e.g. --with-frameworks-dir=$MP_PREFIX/Library/Frameworks.