Messages in this thread | | | From | Keith Owens <> | Subject | Re: State of the new config & build system | Date | Sat, 29 Dec 2001 01:16:57 +1100 |
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On Fri, 28 Dec 2001 14:14:37 +0000 (GMT), Alan Cox <alan@lxorguk.ukuu.org.uk> wrote: >> Ah, OK, I get it. Hey, would it help to have a dbm interface compat >> library which uses mmap instead of building the db in brk() space? > >mmap for db file seems to be slower. For basic db hash usage and raw speed >nothing seems to touch tdb (Tridge's db hack). Its also portable code which >is important since the tool has to be built on the compiling host.
lm sent me the bk mdbm code but I will look at tdb as well. Four acronyms in one sentance, I must be a phb :).
>Personally I've always considered make dep good enough. Its trying to solve >the extra .5% that probably can be solved by careful use of make clean when >CML realises a critical rule changed (SMP etc)
http://prdownloads.sourceforge.net/kbuild/kbuild-2.5-history.tar.bz2 Especially makefile-2.5_make_dep.html, 9 reasons why make dep is broken as designed. Some are fixable in the current system, others are inherently unfixable. I skipped that page when I did my presentation at the 2.5 developer's conference.
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