[gridengine users] export of environment variables from start_proc_args

[Dave Love]

Mark Dixon <m.c.dixon at leeds.ac.uk> writes:

> The advantage of doing PE_HOSTFILE rewriting in the starter_method is
> that we can modify the job's PE_HOSTFILE variable to point to the new
> file. This is useful for the MPIs and parallel applications that
> already understand gridengine and directly read that file.

What sort of re-writing does it need?  I'm surprised there's a call for
it with open-mpi, at least.

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