# Copyright 2005-2007 ECMWF
# 
# Licensed under the GNU Lesser General Public License which
# incorporates the terms and conditions of version 3 of the GNU
# General Public License.
# See LICENSE and gpl-3.0.txt for details.

   lookup[1]    sectionNumber(4) ;

   if(sectionNumber == 1 or new() ){
      position     sectionPosition;
      template     section_1 "grib2/section.1.def";
   }

   lookup[1]    sectionNumber(4) ;
   
	transient grib2LocalSectionPresent=0;
   	alias section2Used=zero;
   	alias setLocalDefinition=grib2LocalSectionPresent;

   if( sectionNumber == 2 or grib2LocalSectionPresent>0 ){
      position     sectionPosition;
      template     section_2 "grib2/section.2.def";
   } 
   
   lookup[1]    sectionNumber(4) ;

   if(sectionNumber == 3 or new() ){
      position     sectionPosition;
      template     section_3 "grib2/section.3.def";
   }


   lookup[1]    sectionNumber(4) ;

   if(sectionNumber == 4 or new() ){
      position     sectionPosition;
      template     section_4 "grib2/section.4.def";
   }

   lookup[1]    sectionNumber(4) ;

   if(sectionNumber == 5 or new() ){
      position     sectionPosition;
      template     section_5 "grib2/section.5.def";
   }

   # Used to mark end of headers. Can be accessed with grib_get_offset()
   position   endOfHeadersMaker;

   meta lengthOfHeaders evaluate( endOfHeadersMaker-startOfHeaders);
   meta md5Headers md5(startOfHeaders,lengthOfHeaders);

   lookup[1]    sectionNumber(4) ;

   if(sectionNumber == 6 or new() ){
      position     sectionPosition;
      template     section_6 "grib2/section.6.def";
   }

   lookup[1]    sectionNumber(4) ;

   if(sectionNumber == 7 or new() ){
      position     sectionPosition;
      template     section_7 "grib2/section.7.def";
   }


   #template     metas "grib2/meta.def";