Originally published at
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I recently posted about
backporting packages with pbuilder. Someone asked about forward porting PHP4, which is a huge task. PHP4 is out of date, and the entire set of PHP4 libraries has a lot of build dependencies, including some packages you must build yourself. I’m not going to take you through the process of backporting PHP4. If you really need it, you can install php4-cgi and php4-* from Ubuntu dapper directly on hardy. But I will show you how to enable a local repository in pbuilder. This will allow you to build a package with pbuilder, and then use that package to satisfy any build-dependencies that other packages need.
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