HDF5Common.cpp

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#include <HDF5Common.hpp>
#include <H5Spublic.h>
#include <cassert>
 
namespace moab
{
 
bool HDF5_can_append_hyperslabs()
{
 hsize_t dim = 100;
 hid_t space = H5Screate_simple( 1, &dim, NULL );
 bool result = false;
 
 HDF5_Error_Func_Type fptr = 0;
 void* fdata = 0;
#if defined( H5Eget_auto_vers ) && H5Eget_auto_vers > 1
 if( 0 <= H5Eget_auto( H5E_DEFAULT, &fptr, &fdata ) ) H5Eset_auto( H5E_DEFAULT, 0, 0 );
#else
 if( 0 <= H5Eget_auto( &fptr, &fdata ) ) H5Eset_auto( 0, 0 );
#endif
 
 hsize_t start = 1, count = 5;
 H5Sselect_hyperslab( space, H5S_SELECT_SET, &start, 0, &count, 0 );
 start = 20;
 if( 0 <= H5Sselect_hyperslab( space, H5S_SELECT_APPEND, &start, 0, &count, 0 ) ) result = true;
 
 if( fptr )
 {
#if defined( H5Eset_auto_vers ) && H5Eset_auto_vers > 1
 H5Eset_auto( H5E_DEFAULT, fptr, fdata );
#else
 H5Eset_auto( fptr, fdata );
#endif
 }
 H5Sclose( space );
 
 return result;
}
 
} // namespace moab