/Src/Dependencies/Boost/boost/mpi/config.hpp

  1// Copyright (C) 2006 Douglas Gregor <doug.gregor -at- gmail.com>
  2
  3// Use, modification and distribution is subject to the Boost Software
  4// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  5// http://www.boost.org/LICENSE_1_0.txt)
  6
  7/** @file config.hpp
  8 *
  9 *  This header provides MPI configuration details that expose the
 10 *  capabilities of the underlying MPI implementation, and provides
 11 *  auto-linking support on Windows.
 12 */
 13#ifndef BOOST_MPI_CONFIG_HPP
 14#define BOOST_MPI_CONFIG_HPP
 15
 16/* Force MPICH not to define SEEK_SET, SEEK_CUR, and SEEK_END, which
 17   conflict with the versions in <stdio.h> and <cstdio>. */
 18#define MPICH_IGNORE_CXX_SEEK 1
 19
 20#include <mpi.h>
 21#include <boost/config.hpp>
 22
 23/** @brief Define this macro to avoid expensice MPI_Pack/Unpack calls on 
 24 *  homogeneous machines.
 25*/
 26//#define BOOST_MPI_HOMOGENEOUS
 27
 28// If this is an MPI-2 implementation, define configuration macros for
 29// the features we are interested in.
 30#if defined(MPI_VERSION) && MPI_VERSION == 2
 31/** @brief Determine if the MPI implementation has support for memory
 32 *  allocation.
 33 *
 34 *  This macro will be defined when the underlying MPI implementation
 35 *  has support for the MPI-2 memory allocation routines @c
 36 *  MPI_Alloc_mem and @c MPI_Free_mem. When defined, the @c allocator
 37 *  class template will provide Standard Library-compliant access to
 38 *  these memory-allocation routines.
 39 */
 40#  define BOOST_MPI_HAS_MEMORY_ALLOCATION
 41
 42/** @brief Determine if the MPI implementation has supports initialization 
 43 *  without command-line arguments.
 44 *
 45 *  This macro will be defined when the underlying implementation
 46 *  supports initialization of MPI without passing along command-line
 47 *  arguments, e.g., @c MPI_Init(NULL, NULL). When defined, the @c
 48 *  environment class will provide a default constructor. This macro is 
 49 *  always defined for MPI-2 implementations. */
 50#  define BOOST_MPI_HAS_NOARG_INITIALIZATION
 51#endif
 52
 53#if defined(MPIAPI)
 54#  define BOOST_MPI_CALLING_CONVENTION MPIAPI
 55#else
 56/** @brief Specifies the calling convention that will be used for callbacks
 57 *  from the underlying C MPI. 
 58 *
 59 *  This is a Windows-specific macro, which will be used internally to state
 60 *  the calling convention of any function that is to be used as a callback
 61 *  from MPI. For example, the internally-defined functions that are used in
 62 *  a call to @c MPI_Op_create. This macro is likely only to be useful to
 63 *  users that wish to bypass Boost.MPI, registering their own callbacks in
 64 *  certain cases, e.g., through @c MPI_Op_create.
 65 */
 66#  define BOOST_MPI_CALLING_CONVENTION
 67#endif
 68
 69#if defined(LAM_MPI)
 70// Configuration for LAM/MPI
 71#  define BOOST_MPI_HAS_MEMORY_ALLOCATION
 72#  define BOOST_MPI_HAS_NOARG_INITIALIZATION
 73#elif defined(MPICH_NAME)
 74// Configuration for MPICH
 75#endif
 76
 77/*****************************************************************************
 78 *                                                                           *
 79 *  DLL import/export options                                                *  
 80 *                                                                           *
 81 *****************************************************************************/
 82
 83#if defined(BOOST_HAS_DECLSPEC) && (defined(BOOST_MPI_DYN_LINK) || defined(BOOST_ALL_DYN_LINK)) && !defined(BOOST_MPI_STATIC_LINK)
 84#  if defined(BOOST_MPI_SOURCE)
 85#     define BOOST_MPI_DECL __declspec(dllexport)
 86#     define BOOST_MPI_BUILD_DLL
 87#  else
 88#     define BOOST_MPI_DECL __declspec(dllimport)
 89#  endif
 90#endif
 91
 92#ifndef BOOST_MPI_DECL
 93#  define BOOST_MPI_DECL
 94#endif
 95
 96#if !defined(BOOST_MPI_NO_LIB) && !defined(BOOST_MPI_SOURCE) && !defined(BOOST_ALL_NO_LIB) && defined(__cplusplus)
 97#  define BOOST_LIB_NAME boost_mpi
 98#  if defined(BOOST_MPI_DYN_LINK) || defined(BOOST_ALL_DYN_LINK)
 99#     define BOOST_DYN_LINK
100#  endif
101#  ifdef BOOST_MPI_DIAG
102#     define BOOST_LIB_DIAGNOSTIC
103#  endif
104#  include <boost/config/auto_link.hpp>
105#endif
106
107#endif // BOOST_MPI_CONFIG_HPP