On Tue, Feb 3, 2009 at 18:12, Brian Granger <ellisonbg....@gmail.com> wrote:
> I am trying to use numscons to build a project and have run into a
> show stopper. I am using:
>
> OS X 10.5
> The builtin Python 2.5.2
>
> Here is what I see upon running python setup.py scons:
>
> scons: Reading SConscript files ...
> DistutilsPlatformError: $MACOSX_DEPLOYMENT_TARGET mismatch: now "10.3"
> but "10.5" during configure:
> File
> "/Users/bgranger/Library/Python/2.5/src/numscons/tests/examples/checkers/SConstruct",
> line 2:
> GetInitEnvironment(ARGUMENTS).DistutilsSConscript('SConscript')
> File
> "/Users/bgranger/Library/Python/2.5/site-packages/numscons-0.9.4-py2.5.egg/numscons/core/numpyenv.py",
> line 108:
> [this goes on for a while]
>
> This bug is one that I am familiar with. Here is a sketch:
>
> * numpy.distutils sets MACOSX_DEPLOYMENT_TARGET=10.3 if
> MACOSX_DEPLOYMENT_TARGET is not set in the environment.
>
> * But, the built-in Python on OS X 10.5 has
> MACOSX_DEPLOYMENT_TARGET=10.5. When Python is built, it saves this
> info in a file.
>
> * When called distutils checks to make sure that the current value of
> MACOSX_DEPLOYMENT_TARGET matches the one that was used to build
> Python.
>
> Hence the mismatch. I am pretty sure that the offending code is in:
>
> numpy.distutils.fcompiler.gnu.get_flags_linker_so
>
> I think I know how to fix this and will get started on it, but I
> wanted to see if anyone else had any experience with this or knew
> another way around this.
Well, the workaround is to set MACOSX_DEPLOYMENT_TARGET=10.5 in your
environment.
--
Robert Kern
"I have come to believe that the whole world is an enigma, a harmless
enigma that is made terrible by our own mad attempt to interpret it as
though it had an underlying truth."
-- Umberto Eco
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