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// Copyright (C) 2013 Alain Miniussi <alain.miniussi@oca.eu>
// Use, modification and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// test mpi version
#include <boost/mpi/environment.hpp>
#include <boost/mpi/communicator.hpp>
#include <iostream>
namespace mpi = boost::mpi;
// return number of failures
int
test_version(mpi::communicator const& comm) {
#if defined(MPI_VERSION)
int mpi_version = MPI_VERSION;
int mpi_subversion = MPI_SUBVERSION;
#else
int mpi_version = 0;
int mpi_subversion = 0;
#endif
std::pair<int,int> version = mpi::environment::version();
if (comm.rank() == 0) {
std::cout << "MPI Version: " << version.first << ',' << version.second << '\n';
}
int failed = 0;
if (version.first != mpi_version) {
++failed;
}
if (version.second != mpi_subversion) {
++failed;
}
std::string lib_version = mpi::environment::library_version();
#if (3 <= MPI_VERSION)
if (lib_version.size() == 0) {
++failed;
}
#else
if (lib_version.size() != 0) {
++failed;
}
#endif
return failed;
}
std::string
yesno(bool b) {
return b ? std::string("yes") : std::string("no");
}
// not really a check
void
report_features(mpi::communicator const& comm) {
if (comm.rank() == 0) {
std::cout << "Assuming working MPI_Improbe:" <<
#if defined(BOOST_MPI_USE_IMPROBE)
"yes" << '\n';
#else
"no" << '\n';
#endif
}
}
int
main() {
mpi::environment env;
mpi::communicator world;
int failed = 0;
failed += test_version(world);
report_features(world);
return failed;
}
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