On Mon, Jul 19, 2010 at 04:17:16PM -0600, Scott Long wrote: > Just checked, and I was a little off. We don't actually do this in the > kernel, we override it in the environment UNAME_ variables. All of our > software that wants to look at the machine arch uses uname to do it, > so we go that route. That way, we're not really lying to anything that > wants to get the definitive answer from the hw.machine architecture. > I can't defend it any further than that, maybe Peter or Paul or John > can comment on it. I personally don't see one way as being better than > the other, as they both have potential problems. As you noted in your > previous email, it's an easy change that could have been done long ago; > maybe the fact that it hasn't points to a good reason not to. I know about environment variables affecting uname output, and use it if possible. Unfortunately, there are some situations where environment not propagated to the childs, or explicitely cleaned, e.g. sudo without -E. Or, it is hard to establish environment at the first place.
I plan to commit it tomorrow. > > > Scott > > > > On Jul 19, 2010, at 3:57 PM, Kostik Belousov wrote: > > > On Mon, Jul 19, 2010 at 03:52:31PM -0600, Scott Long wrote: > >> We do something similar at yahoo, and it's code that we're working > >> on packaging up to put back into FreeBSD. I don't know how your code > >> differs from ours, and I obviously cannot stop you from committing > >> yours, but you're welcome to look at our code. > > There is obviously no rush to commit this snippet, and I obviously would > > abstain if this would make larger integration harder. > > > > Where to look ? Or should I just sit and wait ? >
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