# MEDscalaireFlottantLire.c

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    00001 /*  This file is part of MED.
    00002  *
    00003  *  COPYRIGHT (C) 1999 - 2012  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 <string.h>
    00024 #include <stdlib.h>
    00025
    00026 med_err
    00027 MEDscalaireFlottantLire(med_idt fid,char *scalaire, med_float  *val,med_int numdt, med_int numo)
    00028 {
    00029   med_err ret = 0;
    00030   med_idt gid, datagroup;
    00031   med_int type, i;
    00032   char nomdatagroup[2*MED_MAX_PARA+1];
    00033   char chemin[MED_TAILLE_NUM_DATA+MED_TAILLE_NOM+1];
    00034
    00035   /*
    00036    * On inhibe le gestionnaire d'erreur HDF 5
    00037    */
    00038   _MEDmodeErreurVerrouiller();
    00039 if (MEDcheckVersion(fid) < 0) return -1;
    00040
    00041
    00042   /*
    00043    * Si le groupe HDF "scalaire" n'existe pas => erreur
    00044    */
    00045   strcpy(chemin,MED_NUM_DATA);
    00046   strcat(chemin,scalaire);
    00047   if ((gid = _MEDdatagroupOuvrir(fid,chemin)) < 0)
    00048     return -1;
    00049
    00050   /*
    00051    * Si le groupe HDF <numdtt>.<numoo> n'existe pas => erreur
    00052    */
    00053   sprintf(nomdatagroup,"%*li%*li",MED_MAX_PARA,(long ) numdt,MED_MAX_PARA,(long ) numo);
    00054
    00055   datagroup = 0;
    00056   if ( (datagroup = _MEDdatagroupOuvrir(gid,nomdatagroup)) < 0)
    00057     return -1;
    00058
    00059   if ((ret = _MEDattrEntierLire(gid,MED_NOM_TYP,&type)) < 0)
    00060     return -1;
    00061   switch(type)
    00062     {
    00063     case MED_FLOAT64 :
    00064       if ((ret = _MEDattrFloatLire(datagroup,MED_NOM_VAL,val)) < 0)
    00065         return -1;
    00066       break;
    00067
    00068     default :
    00069       return -1;
    00070     }
    00071
    00072   /*
    00073    * On ferme tout
    00074    */
    00075   if ((ret = _MEDdatagroupFermer(datagroup)) < 0)
    00076     return -1;
    00077   if ((ret = _MEDdatagroupFermer(gid)) < 0)
    00078     return -1;
    00079
    00080   return ret;
    00081 }