[OMPI users] Wrapping MPI program in a script

Hi, I see that MPI2.1 says about mpiexec that "If the program named in command does not call MPI_INIT, but instead forks a process that calls MPI_INIT, the results are undefined. Implementations may allow this case to work but are not required to.". Does OMPI officially support this scenario?

[OMPI users] Bug in return status of MPI_WAIT()?

Hi, While trying error-related functionality of OMPI, I came across a situation where when I use MPI_ERRORS_RETURN error handler, the errors do not come out correctly from WAIT calls. The program below correctly terminates with a fatal "message truncated" error, but when the line setting the err