Re: isoinfo funny ioctl error
Volker Kuhlmann <hidden@paradise.net.nz> wrote:
> > isoinfo -version
> isoinfo 2.01a31 (i686-pc-linux-gnu)
A bit old....
http://www.fokus.fhg.de/research/cc/glone/employees/joerg.schilling/private/problems.html
> > isoinfo -d -i some.iso
> [output as expected]
> isoinfo: Success. Read error on old image
>
> Error comes from the fact that the some.iso is only the first 1MB of the
> lot. So far, so good.
So this is expected....
> > isoinfo -d -i some.iso > /dev/null
> isoinfo: Inappropriate ioctl for device. Read error on old image
> Exit 25
>
> Looks a bit like isoinfo runs ioctl on stdout, and it fails on
> /dev/null.
>
> > isoinfo -d -i some.iso | cat > /dev/null
>
> Works as first example for SuSE 9.2's isoinfo, but as for the second for
> Jörg's.
Looks like I should change the error handling in scsi.c
if (read(f, buffer, (sectorcount * SECTOR_SIZE))
!= (sectorcount * SECTOR_SIZE)) {
May be a result of a short read.....
Jörg
--
EMail:joerg@schily.isdn.cs.tu-berlin.de (home) Jörg Schilling D-13353 Berlin
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