Re: error saving empty matrix in HDF5 format

[John W. Eaton]

On  7-Mar-2004, David Bateman <address@hidden> wrote:

| According to John W. Eaton <address@hidden> (on 03/05/04):
| > 
| > I don't know what the best solution is.
| > 
| > Unfortunately, since HDF does not handle zero-length dimensions
| > directly, that means that we have to insert kluges for every N-d
| > type.  For example, it seems that with the latest CVS I can save and
| > reload an empty N-d numeric array, but not an empty N-d cell array.
| 
| Ok, that was an oversight... Just add
| 
|   dim_vector d = dims ();
|   int empty = save_hdf5_empty (loc_id, name, d);
|   if (empty != 0)
|     return (empty > 0);
| 
| At the top of save_hdf5 functions and
| 
|   dim_vector dv;
|   int empty = load_hdf5_empty (loc_id, name, dv);
|   if (empty > 0)
|     matrix.resize(dv);
|   if (empty != 0)
|       return (empty > 0);
| 
| At the top of the load_hdf5 function should be all that is needed for all
| Nd-array types..

I made this change.

Thanks,

jwe