Re: BUG: wipefs dry run

[Ruediger Meier <sweet_f_a@gmx.de>]

On Friday 26 May 2017, Karel Zak wrote:
> On Wed, May 10, 2017 at 01:03:10PM +0200, Ruediger Meier wrote:
> > > It would be probably possible to extend libblkid to work in some
> > > "ignore previous result" mode to to gather all permutation for
> > > the FS/RAID/etc, but it won't be trivial task...
> >
> > This would be nice.
>
> Implemented (and it was relatively easy to implement :-)
>
> Try "blkid-hide" branch from github, will be in v2.31.

> # wipefs -a --no-act /dev/sdc


Thanks, this looks good. There are still a few issues-


$ truncate -s 100M /tmp/test.img
$ echo "label: gpt" | ./sfdisk /tmp/test.img

### this hangs indefinitely
$ wipefs -t gpt /tmp/test.img

### the default list shows too many newlines 
$ ./wipefs  /tmp/test.img
offset               type
----------------------------------------------------------------
0x1fe                PMBR   [partition table]

0x63ffe00            gpt   [partition table]

0x200                gpt   [partition table]


cu,
Rudi