248 строки
6.7 KiB
C
248 строки
6.7 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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* All rights reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*
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* This file is included at the bottom of ompi_config.h, and is
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* therefore a) after all the #define's that were output from
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* configure, and b) included in most/all files in Open MPI.
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*
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* Since this file is *only* ever included by ompi_config.h, and
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* ompi_config.h already has #ifndef/#endif protection, there is no
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* need to #ifndef/#endif protection here.
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*/
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#ifndef OMPI_CONFIG_BOTTOM_H
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#define OMPI_CONFIG_BOTTOM_H
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#if defined(WIN32) && defined(OMPI_BUILDING)
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#include "win32/win_compat.h"
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#define OMPI_COMP_EXPORT __declspec(dllexport)
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#endif
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#if defined(WIN32)
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#if defined(OMPI_BUILDING) && OMPI_BUILDING
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#define OMPI_DECLSPEC __declspec(dllexport)
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#else
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#define OMPI_DECLSPEC __declspec(dllimport)
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#endif
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#endif
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#ifndef OMPI_DECLSPEC
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#define OMPI_DECLSPEC
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#endif
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#ifndef OMPI_COMP_EXPORT
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#define OMPI_COMP_EXPORT
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#endif
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/*
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* If we're in C, we may need to bring in the bool type and true/false
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* constants. OMPI_NEED_C_BOOL will be true if the compiler either
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* needs <stdbool.h> or doesn't define the bool type at all.
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*/
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#if !defined(__cplusplus) && defined(OMPI_BUILDING)
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# if OMPI_NEED_C_BOOL
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# if OMPI_USE_STDBOOL_H
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/* If we're using <stdbool.h>, there is an implicit
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assumption that the C++ bool is the same size and has
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the same alignment. */
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# include <stdbool.h>
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# elif defined(WIN32)
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# define bool BOOL
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# define false FALSE
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# define true TRUE
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# else
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/* We need to create a bool type and ensure that it's the
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same size / alignment as the C++ bool size /
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alignment */
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# define false 0
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# define true 1
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# if SIZEOF_BOOL == SIZEOF_CHAR && OMPI_ALIGNMENT_CXX_BOOL == OMPI_ALIGNMENT_CHAR
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typedef char bool;
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# elif SIZEOF_BOOL == SIZEOF_SHORT && OMPI_ALIGNMENT_CXX_BOOL == OMPI_ALIGNMENT_SHORT
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typedef short bool;
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# elif SIZEOF_BOOL == SIZEOF_INT && OMPI_ALIGNMENT_CXX_BOOL == OMPI_ALIGNMENT_INT
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typedef int bool;
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# elif SIZEOF_BOOL == SIZEOF_LONG && OMPI_ALIGNMENT_CXX_BOOL == OMPI_ALIGNMENT_LONG
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typedef long bool;
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# elif defined(SIZEOF_LONG_LONG) && defined(OMPI_ALIGNMENT_LONG) && SIZEOF_BOOL == SIZEOF_LONG && OMPI_ALIGNMENT_CXX_BOOL == OMPI_ALIGNMENT_LONG
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typedef long long bool;
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# else
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# error Cannot find a C type that corresponds to the size and alignment of C++ bool!
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# endif
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# endif
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# endif
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#endif
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/*
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* Maximum size of a filename path.
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*/
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#include <limits.h>
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#if defined(PATH_MAX)
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#define OMPI_PATH_MAX (PATH_MAX + 1)
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#elif defined(_POSIX_PATH_MAX)
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#define OMPI_PATH_MAX (_POSIX_PATH_MAX + 1)
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#else
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#define OMPI_PATH_MAX 256
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#endif
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/*
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* Do we have thread support?
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*/
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#define OMPI_HAVE_THREADS (OMPI_HAVE_SOLARIS_THREADS || OMPI_HAVE_POSIX_THREADS)
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/*
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* Do we have <stdint.h>?
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*/
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#ifdef HAVE_STDINT_H
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#if defined(__cplusplus) && !defined(__STDC_LIMIT_MACROS)
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/* When using a C++ compiler, the max / min value #defines for std
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types are only included if __STDC_LIMIT_MACROS is set before
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including stdint.h */
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#define __STDC_LIMIT_MACROS
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#endif
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#include <stdint.h>
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#else
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#include "ompi_stdint.h"
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#endif
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/*
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* Do we want memory debugging?
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*
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* A few scenarios:
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*
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* 1. In the OMPI C library: we want these defines in all cases
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* 2. In the OMPI C++ bindings: we do not want them
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* 3. In the OMPI C++ executables: we do want them
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*
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* So for 1, everyone must include <ompi_config.h> first. For 2, the
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* C++ bindings will never include <ompi_config.h> -- they will only
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* include <mpi.h>, which includes <ompi_config.h>, but after
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* OMPI_MPI_H is defined. For 3, it's the same as 1 -- just include
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* <ompi_config.h> first.
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*/
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#if OMPI_ENABLE_MEM_DEBUG && defined(OMPI_BUILDING) && OMPI_BUILDING && !defined(OMPI_MPI_H)
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/* It is safe to include util/malloc.h here because a) it will only
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happen when we are building OMPI and therefore have a full OMPI
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source tree [including headers] available, and b) we guaranteed to
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*not* to include anything else via util/malloc.h, so we won't
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have Cascading Includes Of Death. */
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# include "util/malloc.h"
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# if defined(malloc)
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# undef malloc
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# endif
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# define malloc(size) ompi_malloc((size), __FILE__, __LINE__)
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# if defined(calloc)
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# undef calloc
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# endif
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# define calloc(nmembers, size) ompi_calloc((nmembers), (size), __FILE__, __LINE__)
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# if defined(realloc)
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# undef realloc
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# endif
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# define realloc(ptr, size) ompi_realloc((ptr), (size), __FILE__, __LINE__)
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# if defined(free)
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# undef free
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# endif
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# define free(ptr) ompi_free((ptr), __FILE__, __LINE__)
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/*
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* If we're mem debugging, make the OMPI_DEBUG_ZERO resolve to memset
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*/
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# include <string.h>
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# define OMPI_DEBUG_ZERO(obj) memset(&obj, 0, sizeof(obj))
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#else
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# define OMPI_DEBUG_ZERO(obj)
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#endif
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/*
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* Do we want to override debugging controls?
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*/
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#if defined(OMPI_ENABLE_DEBUG_OVERRIDE) && OMPI_ENABLE_DEBUG_OVERRIDE
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#undef OMPI_ENABLE_DEBUG
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#define OMPI_ENABLE_DEBUG 1
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#endif
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/*
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* C type for Fortran COMPLEX
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*/
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typedef struct {
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ompi_fortran_real_t real;
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ompi_fortran_real_t imag;
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} ompi_fortran_complex_t;
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/*
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* C type for Fortran DOUBLE COMPLEX
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*/
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typedef struct {
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ompi_fortran_dblprec_t real;
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ompi_fortran_dblprec_t imag;
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} ompi_fortran_dblcomplex_t;
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/*
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* printf functions for portability
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*/
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#if !defined(HAVE_VASPRINTF) || !defined(HAVE_VSNPRINTF)
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#include <stdarg.h>
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#include <stdlib.h>
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#endif
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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#ifndef HAVE_ASPRINTF
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# define asprintf ompi_asprintf
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#endif
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#ifndef HAVE_SNPRINTF
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# define snprintf ompi_snprintf
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#endif
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#ifndef HAVE_VASPRINTF
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# define vasprintf ompi_vasprintf
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#endif
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#ifndef HAVE_VSNPRINTF
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# define vsnprintf ompi_vsnprintf
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#endif
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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/*
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* Define __func__-preprocessor directive if the compiler does not
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* already define it. Define it to __FILE__ so that we at least have
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* a clue where the developer is trying to indicate where the error is
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* coming from (assuming that __func__ is typically used for
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* printf-style debugging).
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*/
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#if !HAVE_DECL___FUNC__
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#define __func__ __FILE__
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#endif
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/*
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* One windows machines, ompi_errno will already be defined
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*/
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#ifndef ompi_errno
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#define ompi_errno errno
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#endif
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#endif /* OMPI_CONFIG_BOTTOM_H */
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