Possible - yes. Likely to happen immediately - less so as most of us are quite 
busy right now. I'll add it to the "requested feature" list, but can make no 
promises on if/when it might happen. Certainly won't be included in anything 
prior to the upcoming 1.7 series.


On Sep 3, 2012, at 12:42 PM, Siegmar Gross 
<siegmar.gr...@informatik.hs-fulda.de> wrote:

> Hi,
> 
> I get strange results if I use a tab instead of a space as a
> delimiter in an appfile. Perhaps I've missed something but I
> can't remember that I read that tabs are not allowed.
> 
> 
> Tab between 2 and -host.
> 
> -np 2 -host tyr.informatik.hs-fulda.de rank_size
> 
> tyr small_prog 144 mpiexec -app app_rank_size.openmpi_fulda
> --------------------------------------------------------------------------
> mpiexec was unable to launch the specified application as it could
>  not find an executable:
> 
> Executable: tyr.informatik.hs-fulda.de
> Node: tyr.informatik.hs-fulda.de
> 
> while attempting to start process rank 0.
> --------------------------------------------------------------------------
> 2 total processes failed to start
> tyr small_prog 145 
> 
> 
> 
> Tab between -host and tyr.
> 
> -np 2 -host   tyr.informatik.hs-fulda.de rank_size
> 
> tyr small_prog 145 mpiexec -app app_rank_size.openmpi_fulda
> --------------------------------------------------------------------------
> mpiexec was unable to launch the specified application as it could
>  not find an executable:
> 
> Executable: -o
> Node: tyr.informatik.hs-fulda.de
> 
> while attempting to start process rank 0.
> --------------------------------------------------------------------------
> 2 total processes failed to start
> tyr small_prog 146 
> 
> 
> 
> Tab before rank_size.
> 
> -np 2 -host tyr.informatik.hs-fulda.de        rank_size
> 
> tyr small_prog 147 mpiexec -app app_rank_size.openmpi_fulda
> --------------------------------------------------------------------------
> No executable was specified on the mpiexec command line.
> 
> Aborting.
> --------------------------------------------------------------------------
> tyr small_prog 148 
> 
> 
> 
> Everything works fine if I only use spaces.
> 
> tyr small_prog 132 mpiexec -app app_rank_size.openmpi_fulda
> I'm process 1 of 2 available processes running on tyr.informatik.hs-fulda.de.
> I'm process 0 of 2 available processes running on tyr.informatik.hs-fulda.de.
> MPI standard 2.1 is supported.
> MPI standard 2.1 is supported.
> 
> 
> Is it possible to change the behaviour so that both tab and space
> can be used as delimiter?
> 
> 
> Kind regards
> 
> Siegmar
> 
> 
> 
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