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
>  >
>  >  --
>  >  fedora-devel-list mailing list
>  >  fedora-devel-list at redhat.com
>  >  https://www.redhat.com/mailman/listinfo/fedora-devel-list
>  >
>
>  --
>  fedora-devel-list mailing list
>  fedora-devel-list at redhat.com
>  https://www.redhat.com/mailman/listinfo/fedora-devel-list
>


-- 
http://scwlab.com




More information about the fedora-devel-list mailing list