sion_mpi_internal_gen.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <time.h>
#include "mpi.h"
#include <sys/time.h>
#include <sys/types.h>
#include <fcntl.h>
#include <unistd.h>
#include "sion.h"
#include "sion_debug.h"
#include "sion_error_handler.h"
#include "sion_internal.h"
#include "sion_fd.h"
#include "sion_filedesc.h"
#include "sion_printts.h"
#include "sion_mpi_internal_gen.h"

Include dependency graph for sion_mpi_internal_gen.c:

Go to the source code of this file.

Macros
#define	_XOPEN_SOURCE   700

Functions
int	_sion_errorprint_mpi (int rc, int level, const char *format,...)
int	_sion_gen_info_from_gcomm_mpi (int numFiles, MPI_Comm gComm, int *filenumber, int *lrank, int *lsize)
	Splits a Communicator in numfiles different communicators. More...
int	_sion_get_info_from_splitted_comm_mpi (MPI_Comm gComm, MPI_Comm lComm, int *numComm, int *CommNumber, int *lrank, int *lsize)
int	_sion_get_numfiles_from_file_mpi (char *fname)
int	_sion_get_filenumber_from_files_mpi (char *fname, MPI_Comm gComm, int *numfiles, int *filenumber, int *lRank)

Function Documentation

_sion_gen_info_from_gcomm_mpi()

int _sion_gen_info_from_gcomm_mpi	(	int	numFiles,
		MPI_Comm	gComm,
		int *	filenumber,
		int *	lrank,
		int *	lsize
	)

Splits a Communicator in numfiles different communicators.

Parameters

[in]	numFiles	number of files
[in]	gComm	global communicator
[out]	filenumber	file number
[out]	lrank	local rank
[out]	lsize	local size

Definition at line 73 of file sion_mpi_internal_gen.c.