environment.hpp

#include "./utils.hpp"
#include <mpi.h>
#include <cstdlib>

Detailed Description

Provides an MPI environment for initializing and finalizing an MPI program.

Definition in file environment.hpp.

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Classes
struct	mpi::environment
	RAII class to initialize and finalize MPI. More...

Functions
bool	mpi::is_initialized () noexcept
	Check if MPI has been initialized.

Variables
static const bool	mpi::has_env
	Boolean variable that is true, if one of the environment variables OMPI_COMM_WORLD_RANK, PMI_RANK, CRAY_MPICH_VERSION or FORCE_MPI_INIT is set, false otherwise.