[OE-core] [PATCH 1/1] sanity.bbclass: check for validity of TMPDIR

[Saul Wold]

On 11/14/2013 07:49 AM, Mark Hatle wrote:
> On 11/14/13, 7:42 AM, Phil Blundell wrote:
>> On Thu, 2013-11-14 at 06:27 -0700, Gary Thomas wrote:
>>> Also, is "-" actually valid?  I seem to recall having problems when
>>> my build
>>> tree had the hyphen ("-") in the path.
>>
>> Paths with "-" in certainly work for me.  If there are any recipes which
>> break in that situation then we should just fix them.
>
> We found an issue with paths that -start- with a '-', there are
> apparently many places where paths are passed into various shell, and
> the initial '-' can be read as an argument identifier.
>

I think that I saw an email talking about "-D" in the TMPDIR caused some 
some recipes to pick that up as a CFLAG define and cause problems

Sau!

>> OE already has quite a range of baroque restrictions on what sort of
>> TMPDIR you are allowed to use (no nfs, no symlinks in the path, no
>> spaces in the name) and every new prohibition represents a loss in
>> usability.  This patch as proposed already forbids a whole range of
>> characters, including things like "+", and I think that disallowing "-"
>> as well would be a step too far.
>
> I don't believe Qi Chen sent it to the list, but we built path names
> with all of the special characters and tried to run builds.  The
> specific list is based on the results of those tests.  The other items
> are already broken, and we're trying to be explicit with this for end
> users.  (Note, it's really the TMPDIR that matters.. the 'build'
> directory is a lot more flexible.)
>
> --Mark
>
>> p.
>>
>>
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