# MEDfieldnComponentByName.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 <string.h>
    00022 #include <stdlib.h>
    00023 #include <med_outils.h>
    00024
    00033 med_int
    00034 MEDfieldnComponentByName(const med_idt fid, const char * const fieldname)
    00035 {
    00036
    00037   med_err _ret =-1;
    00038   med_idt _datagroup=0;
    00039   char    _datagroupname[MED_NAME_SIZE+1]="";
    00040   char    _path        [MED_TAILLE_CHA+MED_NAME_SIZE+1]=MED_CHA;
    00041   med_int _n;
    00042
    00043   /*
    00044    * On inhibe le gestionnaire d'erreur HDF
    00045    */
    00046   _MEDmodeErreurVerrouiller();
    00047
    00048
    00049   strcat(_path,fieldname);
    00050   /*
    00051    * On recupere le nombre de composants
    00052    */
    00053   if ((_datagroup = _MEDdatagroupOuvrir(fid,_path)) < 0) {
    00054     MED_ERR_(_ret,MED_ERR_OPEN,MED_ERR_DATAGROUP,_path);
    00055     goto ERROR;
    00056   }
    00057   if ( _MEDattrEntierLire(_datagroup,MED_NOM_NCO,&_n) < 0) {
    00058     MED_ERR_(_ret,MED_ERR_READ,MED_ERR_ATTRIBUTE,MED_NOM_NCO);
    00059     SSCRUTE(_path);goto ERROR;
    00060   }
    00061   if (_MEDdatagroupFermer(_datagroup) < 0) {
    00062     MED_ERR_(_ret,MED_ERR_CLOSE,MED_ERR_DATAGROUP,_path);
    00063     goto ERROR;
    00064   }
    00065
    00066   _ret = (med_int) _n;
    00067  ERROR:
    00068   return _ret;
    00069 }
    00070