Time to abandon recursive pulling of dependencies?

[Stephen Montgomery-Smith]

On Sat, 12 May 2007, Kris Kennaway wrote:

> On Sat, May 12, 2007 at 07:54:57PM +0200, [LoN]Kamikaze wrote:
>>
>>
>> Kris Kennaway wrote:
>>> On Sat, May 12, 2007 at 12:32:38PM +0200, [LoN]Kamikaze wrote:
>>>> With Xorg updated to 7.2 many ports take much longer to register than
>>>> to download, build and install. I think it's time to abandon the
>>>> recursive pulling in of dependencies.
>>>
>>> I think that before you abandon something you should first understand
>>> it.  Figure out what is taking so long to register the port and then
>>> work out whether it can be optimized.
>>
>> What takes so long in my opinion, is that not only the dependencies are
>> registered as dependencies, but that the dependencies of dependencies are also
>> registered as dependencies and so forth. Since all the commands supplied by
>> ports walk dependencies recursively, as well as tools like portupgrade, this
>> is unnecessary (that is, assuming that I understood bsd.port.mk correctly).
>>
>> To abandon this behaviour would in my opinion only have advantages.
>
> Go and substantiate your opinion with some facts, then we'll talk.

I've done a little poking around.  As of right now, I think that the 
registering takes a huge amount of time inside of a function called 
"sortdeps" which may be found in /usr/src/usr.sbin/pkg_install/lib/deps.c.

Stephen