Dependency on developer tools

[Ryan Schmidt]

On Oct 23, 2009, at 14:32, Michael Crawford wrote:

> Apple's versions of the GNU toolchain are open source, and available
> from http://opensource.apple.com/
>
> Suppose one were to build just enough of a toolchain to be able to
> build a MacPort, and provided just that as a binary download, that
> would get installed if Xcode wasn't installed.

I don't see the benefit. We have always required Xcode be installed.  
Let's continue to do so, and alert the user about this requirement in  
the installer if necessary.