Hey Eytan,

It seems argv is participating in the following scenarios:


1. argv should be defined in mtt.ini for every single [Test Run] section
2. Currently, &test_argv() is returing un-evaluated argv`s value
3. &test_argv() is usually part of "exec=" parameter line of [MPI Details],
which is evaluated for very test invocation:

mpiexec @options@ -n &test_np() &test_executable() &test_argv()


According to analysis above, if argv contains funclets or variables, they
will get expanded during "exec" line evaluation.

regards

Mike

On Tue, Sep 8, 2009 at 9:10 PM, Ethan Mallove <ethan.mall...@sun.com> wrote:

> Mike,
>
> What if argv contains a funclet, e.g.,
>
>  argv = &foo()
>
> Won't this change prevent it from getting expanded?
>
> -Ethan
>
>
> On Tue, Sep/08/2009 09:43:37AM, mi...@osl.iu.edu wrote:
> > Author: miked
> > Date: 2009-09-08 09:43:37 EDT (Tue, 08 Sep 2009)
> > New Revision: 1314
> > URL: https://svn.open-mpi.org/trac/mtt/changeset/1314
> >
> > Log:
> > fix:
> >
> > &test_np() can return incorrect value if used inside argv, here is a
> scenario:
> >
> > This behavior can be explained in next words as evaluation &np_test()
> > returns uninitialized $MTT::Test::Run::test_np that is initialized later
> in _run_one_np function.
> >
> > As a result using
> > $MTT::Test::Run::test_argv = $run->{argv};
> > allows to avoid damaging $MTT::Test::Run::test_argv  variable on current
> step but evaluation of &test_np() is done with whole command_line.
> >
> >
> > Text files modified:
> >    trunk/lib/MTT/Test/RunEngine.pm |     2 +-
> >    1 files changed, 1 insertions(+), 1 deletions(-)
> >
> > Modified: trunk/lib/MTT/Test/RunEngine.pm
> >
> ==============================================================================
> > --- trunk/lib/MTT/Test/RunEngine.pm   (original)
> > +++ trunk/lib/MTT/Test/RunEngine.pm   2009-09-08 09:43:37 EDT (Tue, 08
> Sep 2009)
> > @@ -191,7 +191,7 @@
> >          $MTT::Test::Run::test_executable_abspath = $test_exe_abs;
> >          $MTT::Test::Run::test_executable_basename = $test_exe_basename;
> >
> > -        $MTT::Test::Run::test_argv =
> MTT::Values::EvaluateString($run->{argv}, $ini, $test_run_full_name);
> > +        $MTT::Test::Run::test_argv = $run->{argv};
> >          my $all_np = MTT::Values::EvaluateString($run->{np}, $ini,
> $test_run_full_name);
> >
> >          my $save_run_mpi_details = $MTT::Test::Run::mpi_details;
> > _______________________________________________
> > mtt-svn mailing list
> > mtt-...@open-mpi.org
> > http://www.open-mpi.org/mailman/listinfo.cgi/mtt-svn
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