mpi_constants.hpp File Reference

Wrapper for MPI constants. More...

#include <mpi.h>

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Enumerations
enum class	kamping::CommunicatorComparisonResult : int { identical = MPI_IDENT , congruent = MPI_CONGRUENT , similar = MPI_SIMILAR , unequal = MPI_UNEQUAL }
	Wraps the possible results when calling MPI_Comm_compare on two MPI communicators comm1 and comm2. More...

Detailed Description

Wrapper for MPI constants.

Enumeration Type Documentation

CommunicatorComparisonResult

enum class kamping::CommunicatorComparisonResult : int

strong

Wraps the possible results when calling MPI_Comm_compare on two MPI communicators comm1 and comm2.

Enumerator
identical	Result if comm1 and comm2 are handles for same object.
congruent	Result if the underlying groups of comm1 and comm2 are identical but the communicators's context is different.
similar	Result if the underlying groups contain the same ranks but their order differs.
unequal	Result otherwise.