# _MEDfileCommentRd30.c

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    00001 /*  This file is part of MED.
    00002  *
    00003  *  COPYRIGHT (C) 1999 - 2011  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 #include <med.h>
    00019 #include <med_config.h>
    00020 #include <med_outils.h>
    00021
    00022 #include <string.h>
    00023
    00024 void _MEDfileCommentRd30(int dummy, ...) {
    00025
    00026   med_idt _rootId=0;
    00027   med_err _ret=-1;
    00028   med_bool attributeexist=MED_FALSE;
    00029
    00030   MED_VARGS_DECL(const, med_idt , , fid     );
    00031   MED_VARGS_DECL(, char*, const   , comment );
    00032   MED_VARGS_DECL(, med_err *     ,, fret    );
    00033
    00034   va_list params;
    00035   va_start(params,dummy);
    00036
    00037   MED_VARGS_DEF(const, med_idt , , fid     );
    00038   MED_VARGS_DEF(, char*, const   , comment );
    00039   MED_VARGS_DEF(, med_err *     ,, fret    );
    00040
    00041
    00042   _MEDmodeErreurVerrouiller();
    00043
    00044   if ( _MEDattributeExist(fid, "/",MED_COMMENT_NAME, &attributeexist ) < 0 ) {
    00045     MED_ERR_(_ret,MED_ERR_CALL,MED_ERR_API,"_MEDattributeExist");
    00046   }
    00047
    00048   if ( !attributeexist ) { _ret=MED_ERR_DOESNTEXIST;goto ERROR;}
    00049
    00050   /* The file descriptor is read
    00051      and returned in "comment". */
    00052   if ((_rootId = _MEDdatagroupOuvrir(fid,"/")) < 0) {
    00053     MED_ERR_(_ret,MED_ERR_OPEN,MED_ERR_DATAGROUP," : '/'");
    00054     goto ERROR;
    00055   }
    00056
    00057   if (_MEDattrStringLire(_rootId,MED_COMMENT_NAME,
    00058                          MED_COMMENT_SIZE,(char*)comment) < 0) {
    00059     MED_ERR_(_ret,MED_ERR_READ,MED_ERR_ATTRIBUTE," : '/'");
    00060     goto ERROR;
    00061   }
    00062
    00063   _ret=0;
    00064  ERROR :
    00065   if (_rootId > 0)
    00066     if (_MEDdatagroupFermer(_rootId) < 0) {
    00067       MED_ERR_(_ret,MED_ERR_CLOSE,MED_ERR_DATAGROUP," : '/'");
    00068       _ret = -1;
    00069     }
    00070
    00071   va_end(params);
    00072   *fret = _ret;
    00073   return;
    00074 }