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    SubjectRe: UTF-8 and case-insensitivity
    Linus Torvalds wrote:
    >
    > On Wed, 18 Feb 2004, H. Peter Anvin wrote:
    >
    >>Well, we don't want to support a bunch of hacks to make it behave like
    >>Windows if what Windows does doesn't make sense.
    >
    >
    > I'd disagree, for a very simple reason: case-insensitivity itself simply
    > does not make sense, so the _only_ reason for having a bunch of hacks is
    > literally to support windows file exports and nothing else.
    >
    > I obviously agree with the fact that we should _not_ put those hacks into
    > the VFS layer proper - we should keep them as a separate thing, and we
    > should make it clear that it makes no sense _except_ for Windows
    > compatibility.
    >
    > Think of it as nothing more than a binary compatibility layer, the same
    > way we have hooks to support "lcall 7,0" for binary compatibility with
    > some silly (and much less interesting) x86 OSes through external modules.
    >

    Well, this is also true :) I still say it belongs in userspace.

    For 100% bug-compatibility with Windows, though, it is probably
    worthwhile to have the filename in the native filesystem be not what a
    Windows user would see, but rather the normalized filename. That makes
    a userspace implementation much easier.

    -hpa

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