MEDparFileOpen.c

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00001 /*  This file is part of MED.
00002  *
00003  *  COPYRIGHT (C) 1999 - 2015  EDF R&D, CEA/DEN
00004  *  MED is free software: you can redistribute it and/or modify
00005  *  it under the terms of the GNU Lesser General Public License as published by
00006  *  the Free Software Foundation, either version 3 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  MED is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *  GNU Lesser General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU Lesser General Public License
00015  *  along with MED.  If not, see <http://www.gnu.org/licenses/>.
00016  */
00017 
00018 
00019 #include <med.h>
00020 #include <med_config.h>
00021 #include <med_outils.h>
00022 
00023 #include <mpi.h>
00024 
00025 #ifdef PPRO_NT
00026 #define F_OK 0
00027 #else
00028 #include <unistd.h>
00029 #endif
00030 
00031 
00032 med_access_mode MED_ACCESS_MODE;
00033 
00047 /*#define true 1*/
00048 
00049 med_idt
00050 MEDparFileOpen(const char* const filename,
00051                const med_access_mode accessmode,
00052                const MPI_Comm comm, const MPI_Info info)
00053 {
00054   med_idt _fid = -1;
00055 
00056   /*
00057    * On inhibe le gestionnaire d'erreur HDF
00058    */
00059   _MEDmodeErreurVerrouiller();
00060   /*
00061    * On ouvre le fichier MED sous HDF
00062    */
00063   switch(accessmode)
00064     {
00065     case MED_ACC_RDONLY :
00066       if (access(filename,F_OK)) {
00067         MED_ERR_(_fid,MED_ERR_DOESNTEXIST,MED_ERR_FILE,filename);
00068         goto ERROR;
00069 
00070       } else {
00071         if ((_fid = _MEDparFileOpen((char*) filename, accessmode, comm, info)) < 0) {
00072           MED_ERR_(_fid,MED_ERR_OPEN,MED_ERR_FILE,filename);
00073           goto ERROR;
00074         }
00075       };
00076       break;
00077 
00078     case MED_ACC_RDWR :
00079       if (access(filename,F_OK)) {
00080         if ((_fid = _MEDparFileCreate((char*) filename,accessmode, comm, info)) < 0) {
00081           MED_ERR_(_fid,MED_ERR_CREATE,MED_ERR_FILE,filename);
00082           goto ERROR;
00083         }
00084       } else
00085         if ((_fid = _MEDparFileOpen((char*) filename,accessmode, comm, info)) < 0) {
00086           MED_ERR_(_fid,MED_ERR_OPEN,MED_ERR_FILE,filename);
00087           goto ERROR;
00088         }
00089       break;
00090 
00091     case MED_ACC_RDEXT :
00092       if (access(filename,F_OK))
00093         {
00094           if ((_fid = _MEDparFileCreate((char*) filename,accessmode, comm, info)) < 0) {
00095             MED_ERR_(_fid,MED_ERR_CREATE,MED_ERR_FILE,filename);
00096             goto ERROR;
00097           }
00098         } else
00099 
00100         if ((_fid = _MEDparFileOpen((char *) filename, accessmode, comm, info)) < 0) {
00101           MED_ERR_(_fid,MED_ERR_OPEN,MED_ERR_FILE,filename);
00102           goto ERROR;
00103         }
00104       break;
00105 
00106     case MED_ACC_CREAT :
00107       if ((_fid = _MEDparFileCreate((char *) filename,MED_ACC_RDWR, comm, info)) < 0) {
00108         MED_ERR_(_fid,MED_ERR_CREATE,MED_ERR_FILE,filename);
00109         goto ERROR;
00110       }
00111       break;
00112 
00113     default :
00114       MED_ERR_(_fid,MED_ERR_RANGE,MED_ERR_PARAMETER,"");
00115       ISCRUTE_int(accessmode);
00116       goto ERROR;
00117     }
00118 
00119   if (_MEDcheckVersion30(_fid) < 0) {
00120     MEDfileClose(_fid);
00121     _fid=-1;goto ERROR;
00122   }
00123 
00124  ERROR:
00125 
00126   return _fid;
00127 }

Généré le Thu Oct 8 14:26:16 2015 pour MED fichier par  doxygen 1.6.1