Mark Hounschell wrote:
> Sorry to bother you all with such an easy thing. I can't figure out how
> the
> kernel knows I have a write protected tape in a drive that I open via
>
> open("/dev/st0", O_RDWR, cf_flg, 0666)
Sorry for the typo
open("/dev/st0", O_RDWR, 0666)
>
> Using the sgio interface I can only sense a write protect status after
> attempting to to a write.
> How can one know this before doing a write op?
>
> Thanks in advance
> Mark
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