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Re: Issues with lseek(2) on a block device



On Thu, Feb 22, 2024 at 12:08:14PM +0000, Sad Clouds wrote:
> Hello, thanks to everyone who responded with their suggestions. Using
> various non-portable ioctls I can device size on most platforms, for
> both block and raw devices.
> 
> This is more convoluted than a single lseek() call, but it is what it
> is. If anyone wants to do something similar, then the following example
> can give you a good start.

Probably not a good idea to start with lseek() because if you _do_
encounter a tape device, seeking to SEEK_END could take you an extremely
long time.

Thor


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