WSJT-X/boost/boost/mpi/config.hpp

130 lines
4.8 KiB
C++

// Copyright (C) 2006 Douglas Gregor <doug.gregor -at- gmail.com>
// 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)
/** @file config.hpp
*
* This header provides MPI configuration details that expose the
* capabilities of the underlying MPI implementation, and provides
* auto-linking support on Windows.
*/
#ifndef BOOST_MPI_CONFIG_HPP
#define BOOST_MPI_CONFIG_HPP
/* Force MPICH not to define SEEK_SET, SEEK_CUR, and SEEK_END, which
conflict with the versions in <stdio.h> and <cstdio>. */
#define MPICH_IGNORE_CXX_SEEK 1
#include <mpi.h>
#include <boost/config.hpp>
/** @brief Comment this macro is you are running in an heterogeneous environment.
*
* When this flag is enabled, we assume some simple, POD-like, type can be
* transmitted without paying the cost of portable serialization.
*
* Comment this if your platform is not homogeneous and that portable
* serialization/deserialization must be performed.
*
* It you do so, check that your MPI implementation supports thats kind of environment.
*/
#define BOOST_MPI_HOMOGENEOUS
// If this is an MPI-2 implementation, define configuration macros for
// the features we are interested in.
#if defined(MPI_VERSION) && MPI_VERSION >= 2
/** @brief Determine if the MPI implementation has support for memory
* allocation.
*
* This macro will be defined when the underlying MPI implementation
* has support for the MPI-2 memory allocation routines @c
* MPI_Alloc_mem and @c MPI_Free_mem. When defined, the @c allocator
* class template will provide Standard Library-compliant access to
* these memory-allocation routines.
*/
# define BOOST_MPI_HAS_MEMORY_ALLOCATION
/** @brief Determine if the MPI implementation has supports initialization
* without command-line arguments.
*
* This macro will be defined when the underlying implementation
* supports initialization of MPI without passing along command-line
* arguments, e.g., @c MPI_Init(NULL, NULL). When defined, the @c
* environment class will provide a default constructor. This macro is
* always defined for MPI-2 implementations. */
# define BOOST_MPI_HAS_NOARG_INITIALIZATION
#else
// If this is an MPI-1.x implementation, no arg initialization for
// mpi environment could still be available, but not mandatory.
// Undef this if no arg init is available:
//# define BOOST_MPI_HAS_NOARG_INITIALIZATION
#endif
#if defined(MPIAPI)
# define BOOST_MPI_CALLING_CONVENTION MPIAPI
#else
/** @brief Specifies the calling convention that will be used for callbacks
* from the underlying C MPI.
*
* This is a Windows-specific macro, which will be used internally to state
* the calling convention of any function that is to be used as a callback
* from MPI. For example, the internally-defined functions that are used in
* a call to @c MPI_Op_create. This macro is likely only to be useful to
* users that wish to bypass Boost.MPI, registering their own callbacks in
* certain cases, e.g., through @c MPI_Op_create.
*/
# define BOOST_MPI_CALLING_CONVENTION
#endif
/** @brief Indicates that MPI_Bcast supports MPI_BOTTOM.
*
* Some implementations have a broken MPI_Bcast wrt to MPI_BOTTOM.
* BullX MPI and LAM seems to be among them, at least for some versions.
* The `broacast_test.cpp` test `test_skeleton_and_content` can be used to
* detect that.
*/
#define BOOST_MPI_BCAST_BOTTOM_WORKS_FINE
#if defined(LAM_MPI)
// Configuration for LAM/MPI
# define BOOST_MPI_HAS_MEMORY_ALLOCATION
# define BOOST_MPI_HAS_NOARG_INITIALIZATION
# undef BOOST_MPI_BCAST_BOTTOM_WORKS_FINE
#elif defined(MPICH_NAME)
// Configuration for MPICH
#endif
/*****************************************************************************
* *
* DLL import/export options *
* *
*****************************************************************************/
#if (defined(BOOST_MPI_DYN_LINK) || defined(BOOST_ALL_DYN_LINK)) && !defined(BOOST_MPI_STATIC_LINK)
# if defined(BOOST_MPI_SOURCE)
# define BOOST_MPI_DECL BOOST_SYMBOL_EXPORT
# define BOOST_MPI_BUILD_DLL
# else
# define BOOST_MPI_DECL BOOST_SYMBOL_IMPORT
# endif
#endif
#ifndef BOOST_MPI_DECL
# define BOOST_MPI_DECL
#endif
#if !defined(BOOST_MPI_NO_LIB) && !defined(BOOST_MPI_SOURCE) && !defined(BOOST_ALL_NO_LIB) && defined(__cplusplus)
# define BOOST_LIB_NAME boost_mpi
# if defined(BOOST_MPI_DYN_LINK) || defined(BOOST_ALL_DYN_LINK)
# define BOOST_DYN_LINK
# endif
# ifdef BOOST_MPI_DIAG
# define BOOST_LIB_DIAGNOSTIC
# endif
# include <boost/config/auto_link.hpp>
#endif
#endif // BOOST_MPI_CONFIG_HPP