On Fri, Sep 29, 2006 at 03:19:50PM +0100, Robert Watson wrote: > On Fri, 29 Sep 2006, Ruslan Ermilov wrote: > >How could it support parallelism without using lockf(3) or equivalent? I'd > >be happy to hack install-info(1) if there's a way. > > Yes, that's why it's the basic problem. :-) The problem is the way info > works -- that it uses a shared file for a global table of contents, rather > than constructing it from a set of independent files once. Is there any > way to generate the entries in the directory incrementally in different > files, then combine them all at the end once? I.e., like we do with the > man page apropos database -- we build all the elements independently, which > is parallelizable, and then once at the end once it's all done, we build > the single central database. > Nothing immediate comes to my mind, but I'll think about it more. > >A middle-ground solution was easy to implement, and I have a patch for it > >if a more clean solution couldn't be found. > > I'd like to see that in the tree in the near future. If nothing else, it > will speed up installworld in the non-j case, probably measurably (although > I've not measured it :-). > OK, committed to HEAD as bsd.info.mk,v 1.74. Cheers, -- Ruslan Ermilov ru_at_FreeBSD.org FreeBSD committer
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