On Wed, Feb 04, 2009 at 21:58:37 +0100, Petr Rockai wrote: > Here. To mmap a region of a file, you need to first open that file in an > appropriate way. That is, the mmap system call takes a filedescriptor, not a > path. You can't close the file as long as the mapping is active -- which it is > as long, as the returned bytestring value is active -- its finalizer will call > munmap (which is triggered by the GC figuring that the object is no longer > reachable).
Oh! well, I think I understand that explanation. Perhaps Don would appreciate some sort of haddock patch laying this all out (or maybe the kind of people who would try to use mmap understand this all quite clearly already). Barring that maybe a word or two belongs in our code? Anyway, applied, thanks! -- Eric Kow <http://www.nltg.brighton.ac.uk/home/Eric.Kow> PGP Key ID: 08AC04F9
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