Satish, what was the rationale behind this commit? I can't think of an excuse for making them be literally the same. On Mon, Jul 16, 2012 at 11:11 AM, Satish Balay <[email protected]> wrote:

Actually for np=1 MPI_COMM_SELF==MPI_COMM_WORLD.

mpi.h was changed to reflect this - but mpif.h was not.

Satish

---------- balay@petsc:~/Petsc-historic/src/sys/src/mpiuni $ rcsdiff -r1.52 -r1.53 mpi.h =================================================================== RCS file: RCS/mpi.h,v retrieving revision 1.52 retrieving revision 1.53 diff -r1.52 -r1.53 1c1 < /* $Id: mpi.h,v 1.52 1997/07/28 21:41:02 balay Exp $ */ ---

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/* $Id: mpi.h,v 1.53 1997/08/21 01:06:19 balay Exp $ */ 22c22 < #define MPI_COMM_SELF 2

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#define MPI_COMM_SELF MPI_COMM_WORLD 427c427 < (MPIUNI_TMP = (void *) (comm), \

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(*(newcomm) = (comm), \

429d428 < MPIUNI_TMP = (void *) (newcomm), \