MEDparFileOpen.c
Aller à la documentation de ce fichier.
/* This file is part of MED.
*
* COPYRIGHT (C) 1999 - 2021 EDF R&D, CEA/DEN
* MED is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* MED is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with MED. If not, see <http://www.gnu.org/licenses/>.
*/
#include <med.h>
#include <med_config.h>
#include <med_outils.h>
#include <mpi.h>
#ifdef PPRO_NT_CALL
#define F_OK 0
#else
#include <unistd.h>
#endif
med_access_mode MED_ACCESS_MODE;
/*#define true 1*/
med_idt
MEDparFileOpen(const char* const filename,
const med_access_mode accessmode,
const MPI_Comm comm, const MPI_Info info)
{
med_idt _fid = -1;
/*
* On inhibe le gestionnaire d'erreur HDF
*/
_MEDmodeErreurVerrouiller();
/*
* On ouvre le fichier MED sous HDF
*/
switch(accessmode)
{
case MED_ACC_RDONLY :
if (_MEDaccess(filename,F_OK)) {
MED_ERR_(_fid,MED_ERR_DOESNTEXIST,MED_ERR_FILE,filename);
goto ERROR;
} else {
if ((_fid = _MEDparFileOpen((char*) filename, accessmode, comm, info)) < 0) {
MED_ERR_(_fid,MED_ERR_OPEN,MED_ERR_FILE,filename);
goto ERROR;
}
};
break;
case MED_ACC_RDWR :
if (_MEDaccess(filename,F_OK)) {
if ((_fid = _MEDparFileCreate((char*) filename,accessmode, comm, info)) < 0) {
MED_ERR_(_fid,MED_ERR_CREATE,MED_ERR_FILE,filename);
goto ERROR;
}
} else
if ((_fid = _MEDparFileOpen((char*) filename,accessmode, comm, info)) < 0) {
MED_ERR_(_fid,MED_ERR_OPEN,MED_ERR_FILE,filename);
goto ERROR;
}
break;
case MED_ACC_RDEXT :
if (_MEDaccess(filename,F_OK))
{
if ((_fid = _MEDparFileCreate((char*) filename,accessmode, comm, info)) < 0) {
MED_ERR_(_fid,MED_ERR_CREATE,MED_ERR_FILE,filename);
goto ERROR;
}
} else
if ((_fid = _MEDparFileOpen((char *) filename, accessmode, comm, info)) < 0) {
MED_ERR_(_fid,MED_ERR_OPEN,MED_ERR_FILE,filename);
goto ERROR;
}
break;
case MED_ACC_CREAT :
if ((_fid = _MEDparFileCreate((char *) filename,MED_ACC_RDWR, comm, info)) < 0) {
MED_ERR_(_fid,MED_ERR_CREATE,MED_ERR_FILE,filename);
goto ERROR;
}
break;
default :
MED_ERR_(_fid,MED_ERR_RANGE,MED_ERR_PARAMETER,"");
ISCRUTE_int(accessmode);
goto ERROR;
}
if (_MEDcheckVersion30(_fid) < 0) {
MEDfileClose(_fid);
_fid=-1;goto ERROR;
}
ERROR:
return _fid;
}
MED_ERR_CREATE
#define MED_ERR_CREATE
Definition: med_err.h:27
MED_ERR_DOESNTEXIST
#define MED_ERR_DOESNTEXIST
Definition: med_err.h:38
ISCRUTE_int
#define ISCRUTE_int(entier)
Definition: med_utils.h:314
med_idt
hid_t med_idt
Definition: med.h:331
MED_ERR_
#define MED_ERR_(rt, r1, r2, r3)
Definition: med_utils.h:160
MED_ACC_RDONLY
Definition: med.h:120
_MEDaccess
MEDC_EXPORT int _MEDaccess(const char *const file, int mode)
MED_ERR_OPEN
#define MED_ERR_OPEN
Definition: med_err.h:37
MED_ERR_FILE
#define MED_ERR_FILE
Definition: med_err.h:82
MED_ACC_RDWR
Definition: med.h:121
MED_ACCESS_MODE
med_access_mode MED_ACCESS_MODE
Definition: MEDparFileOpen.c:32
med.h
med_access_mode
med_access_mode
Definition: med.h:120
MEDparFileOpen
med_idt MEDparFileOpen(const char *const filename, const med_access_mode accessmode, const MPI_Comm comm, const MPI_Info info)
Ouverture d'un fichier MED pour une utilisation parallèle.
Definition: MEDparFileOpen.c:49
filename
#define filename
Definition: test10.c:72
MED_ACC_CREAT
Definition: med.h:123
_MEDcheckVersion30
MEDC_EXPORT med_err _MEDcheckVersion30(med_idt fid)
MEDfileClose
MEDC_EXPORT med_err MEDfileClose(med_idt fid)
Fermeture d'un fichier MED.
Definition: MEDfileClose.c:30
med_outils.h
med_config.h
MED_ACC_RDEXT
Definition: med.h:122
MED_ERR_RANGE
#define MED_ERR_RANGE
Definition: med_err.h:34
MED_ERR_PARAMETER
#define MED_ERR_PARAMETER
Definition: med_err.h:103
_MEDmodeErreurVerrouiller
MEDC_EXPORT void _MEDmodeErreurVerrouiller(void)