Help with a code snippet that fails in mock buildroots
Pavel Shevchuk
stlwrt at gmail.com
Sat Apr 12 09:37:22 UTC 2008
It's virtual device. AFAIK mock doesn't bind /dev in chroot
On 4/12/08, Deji Akingunola <dakingun at gmail.com> wrote:
> On Fri, Apr 11, 2008 at 10:17 PM, Lennart Poettering
> <mzerqung at 0pointer.de> wrote:
> > On Fri, 11.04.08 22:07, Deji Akingunola (dakingun at gmail.com) wrote:
> >
> > > Hi all,
> > >
> > > Can someone please explain (and possibly provide a solution) to me why
> > > the code below is failing in mock buildroot. It is run to check if the
> > > 'shm_open' function works when configuring latest mpich2 package, and
> > > its result is used to create a definition that's used later when
> > > compiling the package. The code runs fine (and the package builds fine
> > > too) on my rawhide system.
> > > Thanks.
> >
> > Is /dev/shm/ available in the chroot env?
>
> I have no idea; I ran 'rpm -q --whatprovides /dev/shm' on my system
> and it returned 'file /dev/shm is not owned by any package', I wonder
> how it get created. Thanks for your response.
>
>
> Deji
>
>
> > shm_open() is basically the
> > same as open(), however, it prepends /dev/shm to the file name. If
> > that dir is not writable (should be mounted as tmpfs) shm_open() fails,
> >
> > Lennart
> >
> > --
> > Lennart Poettering Red Hat, Inc.
> > lennart [at] poettering [dot] net ICQ# 11060553
> > http://0pointer.net/lennart/ GnuPG 0x1A015CC4
> >
> > --
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> > fedora-devel-list at redhat.com
> > https://www.redhat.com/mailman/listinfo/fedora-devel-list
> >
>
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