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Returns the rank of the calling process in the specified group.
Syntax
int MPIAPI MPI_Group_rank(
MPI_Group group,
_Out_ int *rank
);
Parameters
group
Specifies the group to query.rank [out]
A pointer to an integer that, on return, contains the rank of the calling process in the specified group. A value of MPI_UNDEFINED that the calling process is not a member of the specified group.
Return value
Returns MPI_SUCCESS on success. Otherwise, the return value is an error code.
In Fortran, the return value is stored in the IERROR parameter.
Fortran
MPI_GROUP_RANK(GROUP, RANK, IERROR)
INTEGER GROUP, RANK, IERROR
Requirements
Product |
HPC Pack 2012 MS-MPI Redistributable Package, HPC Pack 2008 R2 MS-MPI Redistributable Package, HPC Pack 2008 MS-MPI Redistributable Package or HPC Pack 2008 Client Utilities |
Header |
Mpi.h; Mpif.h |
Library |
Msmpi.lib |
DLL |
Msmpi.dll |