MED fichier
MEDparFileOpen.c
Aller à la documentation de ce fichier.
1/* This file is part of MED.
2 *
3 * COPYRIGHT (C) 1999 - 2020 EDF R&D, CEA/DEN
4 * MED is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU Lesser General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * MED is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public License
15 * along with MED. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18
19#include <med.h>
20#include <med_config.h>
21#include <med_outils.h>
22
23#include <mpi.h>
24
25#ifdef PPRO_NT_CALL
26#define F_OK 0
27#else
28#include <unistd.h>
29#endif
30
31
33
46/*#define true 1*/
47
49MEDparFileOpen(const char* const filename,
50 const med_access_mode accessmode,
51 const MPI_Comm comm, const MPI_Info info)
52{
53 med_idt _fid = -1;
54
55 /*
56 * On inhibe le gestionnaire d'erreur HDF
57 */
59 /*
60 * On ouvre le fichier MED sous HDF
61 */
62 switch(accessmode)
63 {
64 case MED_ACC_RDONLY :
65 if (_MEDaccess(filename,F_OK)) {
67 goto ERROR;
68
69 } else {
70 if ((_fid = _MEDparFileOpen((char*) filename, accessmode, comm, info)) < 0) {
72 goto ERROR;
73 }
74 };
75 break;
76
77 case MED_ACC_RDWR :
78 if (_MEDaccess(filename,F_OK)) {
79 if ((_fid = _MEDparFileCreate((char*) filename,accessmode, comm, info)) < 0) {
81 goto ERROR;
82 }
83 } else
84 if ((_fid = _MEDparFileOpen((char*) filename,accessmode, comm, info)) < 0) {
86 goto ERROR;
87 }
88 break;
89
90 case MED_ACC_RDEXT :
91 if (_MEDaccess(filename,F_OK))
92 {
93 if ((_fid = _MEDparFileCreate((char*) filename,accessmode, comm, info)) < 0) {
95 goto ERROR;
96 }
97 } else
98
99 if ((_fid = _MEDparFileOpen((char *) filename, accessmode, comm, info)) < 0) {
101 goto ERROR;
102 }
103 break;
104
105 case MED_ACC_CREAT :
106 if ((_fid = _MEDparFileCreate((char *) filename,MED_ACC_RDWR, comm, info)) < 0) {
108 goto ERROR;
109 }
110 break;
111
112 default :
114 ISCRUTE_int(accessmode);
115 goto ERROR;
116 }
117
118 if (_MEDcheckVersion30(_fid) < 0) {
119 MEDfileClose(_fid);
120 _fid=-1;goto ERROR;
121 }
122
123 ERROR:
124
125 return _fid;
126}
med_access_mode MED_ACCESS_MODE
MEDC_EXPORT med_err MEDfileClose(med_idt fid)
Fermeture d'un fichier MED.
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.
med_access_mode
Definition med.h:120
@ MED_ACC_RDEXT
Definition med.h:122
@ MED_ACC_RDONLY
Definition med.h:120
@ MED_ACC_CREAT
Definition med.h:123
@ MED_ACC_RDWR
Definition med.h:121
hid_t med_idt
Definition med.h:322
#define MED_ERR_OPEN
Definition med_err.h:37
#define MED_ERR_DOESNTEXIST
Definition med_err.h:38
#define MED_ERR_FILE
Definition med_err.h:82
#define MED_ERR_CREATE
Definition med_err.h:27
#define MED_ERR_PARAMETER
Definition med_err.h:103
#define MED_ERR_RANGE
Definition med_err.h:34
MEDC_EXPORT void _MEDmodeErreurVerrouiller(void)
MEDC_EXPORT med_err _MEDcheckVersion30(med_idt fid)
MEDC_EXPORT int _MEDaccess(const char *const file, int mode)
#define MED_ERR_(rt, r1, r2, r3)
Definition med_utils.h:160
#define ISCRUTE_int(entier)
Definition med_utils.h:314
#define filename
Definition test10.c:73