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    SubjectRe: Design for setting video modes, ownership of sysfs attributes

    --- Jon Smirl <jonsmirl@gmail.com> wrote:

    > Isn't there an enviroment variable that tells what device is the
    > console for the session? How do you tell what serial port you're on
    > when multiple people are logged in on serial lines?
    >
    The FDs 0, 1 and posibly 2 will be the console. Per posix? There should
    be no other ties to the current console. Right?

    I think this is totaly a userspace question or do we need to find out the
    procs console in an ioctl?

    >
    > On Sat, 18 Sep 2004 16:33:54 -0700, Keith Packard <keithp@keithp.com>
    > wrote:
    > >
    > > Around 18 o'clock on Sep 18, Jon Smirl wrote:
    > >
    > > > The sysfs scheme has the advantage that there is no special user
    > > > command required. You just use echo or cp to set the mode.
    > >
    > > But it makes it difficult to associate the sysfs entry with the
    > particular
    > > session. Seems like permitting multiple opens of /dev/fb0 with mode
    > > setting done on that file pointer will be easier to keep straight
    > >
    > >
    > >
    > >
    >
    >
    >
    > --
    > Jon Smirl
    > jonsmirl@gmail.com
    >




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