On 2 October 2010 12:52, Barry Smith <bsmith at mcs.anl.gov> wrote:
>
> On Oct 2, 2010, at 12:05 AM, Lisandro Dalcin wrote:
>
>> On 1 October 2010 22:05, Barry Smith <bsmith at mcs.anl.gov> wrote:
>>>
>>> On Oct 1, 2010, at 6:48 PM, Lisandro Dalcin wrote:
>>>
>>>> Barry, could we make ./configure a proper file, using
>>>> execfile("config/configure.py") (actually, I'll make it a bit more
>>>> robust than that). ?The reason is that symlinks sometimes cause
>>>> trouble, some versions of pip fail to install PETSc because of the
>>>> tarball containing a symlink. I've already had a report of such
>>>> failures.
>>>
>>> ? Stupid PIP!
>>>
>>
>> Well, I think it is not actually a pip problem, but something deep
>> inside the tarfile module in Python stdlib. Fortunately, very recent
>> pip versions seems to somewhat ignore or workaround the error. Anyway,
>> symlinks are definitely not portable. On Windows, ./configure is
>> basically broken, if you hg clone the repo, ./configure is actually a
>> text file with a single line saying "config/configure.py", i.e.
>> totally useless. Stupid HG! ;-)
>>
>>> ? I tried not using a link before and always had trouble passing all the
>>> arguments with any shell escape stuff they have into the inner python
>>> script. ?So if it is 100% robust I have no problem changing it, but can you
>>> make it completely robust?
>>>
>>
>> Can you show and example of what could be problematic? As I'm thinking
>> about using execfile, the inner script will see basically the same
>> sys.argv as the outer one, I fail to see how this could break.
>
> ?Like I said if you can get it to work it is fine with me. I've always had
> trouble with scripts that are suppose to call another script with the exact
> same arguments and never had trouble with links, so I am just coming from a
> different perspective.
>
http://petsc.cs.iit.edu/petsc/petsc-dev/rev/1efabcdd9e97
--
Lisandro Dalcin
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