[OE-core] [PATCH] runqemu: Ensure ROOTFS path is absolute

[Alexandru Palalau]

On 2/25/2014 5:10 PM, Alexandru Palalau wrote:
> On 2/22/2014 6:34 PM, Khem Raj wrote:
>>
>> On Feb 22, 2014, at 4:55 AM, Paul Eggleton
>> <paul.eggleton at linux.intel.com> wrote:
>>
>>> On Friday 21 February 2014 21:57:37 Khem Raj wrote:
>>>> On Feb 20, 2014, at 12:57 PM, Saul Wold <sgw at linux.intel.com> wrote:
>>>>> There is a problem if a relative path is passed to the kernel for NFS
>>>>> usage
>>>>> that it will not correctly find it, so ensure that the ROOTFS path is
>>>>> absolute.
>>>>>
>>>>> [YOCTO #2807]
>>>>>
>>>>> Signed-off-by: Saul Wold <sgw at linux.intel.com>
>>>>> ---
>>>>> scripts/runqemu | 4 +++-
>>>>> 1 file changed, 3 insertions(+), 1 deletion(-)
>>>>>
>>>>> diff --git a/scripts/runqemu b/scripts/runqemu
>>>>> index 0db7ad6..57c5de4 100755
>>>>> --- a/scripts/runqemu
>>>>> +++ b/scripts/runqemu
>>>>> @@ -462,7 +462,9 @@ if [ -z "$ROOTFS" -a "x$FSTYPE" != "xvmdk" ]; then
>>>>>
>>>>>         error "Unable to determine default rootfs for MACHINE
>>>>> [$MACHINE]"
>>>>>
>>>>>     fi
>>>>>
>>>>> fi
>>>>> -# ROOTFS is now set for all cases
>>>>> +# ROOTFS is now set for all cases, now expand it to be an absolute
>>>>> path,
>>>>> it should exist at this point +
>>>>> +ROOTFS=`realpath $ROOTFS`
>>>>
>>>> I think this change also means we need to add dependency on realpath
>>>> package
>>>> as prerequisite for build host.
>>>
>>> realpath is part of coreutils.
>>
>> realpath is package of its own not coreutils, at least on ubuntu
>
> On CentOS 6.5 realpath is not part of coreutils and is not part of a
> default repo. I could find it only on RPMforge.
Added https://bugzilla.yoctoproject.org/show_bug.cgi?id=5879 on this matter.
>
>>
>>> Another alternative would be readlink -f (but
>>> that also appears to be part of coreutils.)
>>
>>
>> this might be better options since coreutils is more or less
>> given on any distro
>>
>>>
>>> Cheers,
>>> Paul
>>>
>>> --
>>>
>>> Paul Eggleton
>>> Intel Open Source Technology Centre
>>
>>
>>
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>>
>
>


-- 
Alexandru Palalau