[Scons-users] Acccessing environment variables

[Gary Oberbrunner]

On Wed, Sep 10, 2014 at 10:49 AM, Florian Lindner <mailinglists at xgm.de>
wrote:

> Hello,
>
> I have created my environment with:
>
> env = Environment(variables = vars, ENV = os.environ)
>
> I expect that I can access all env variables that are available on shell
> too, but:
>
> (set a pdb.set_trace() below setting env like above)
>
> (Pdb) os.environ["PETSC_DIR"]
> '/data2/scratch/lindner/petsc'
> (Pdb) env["PETSC_DIR"]
> *** KeyError: 'PETSC_DIR'
>
> What is wrong there? Probably with my understanding... ;-)
>

Yup! :-)

Check env['ENV']['PETSC_DIR'].  That's the shell environment that will be
passed to subprocesses.

-- 
Gary
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