Mercurial > hg > octave-lyh
changeset 15347:9ed4fc294f3f
when writing sparse matrices to MAT files, use nzmax of at least 1 (bug #36603)
* ls-mat5.cc (save_mat5_binary_element): If nnz is 0, write 1 for
nzmax in array flags element.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Tue, 11 Sep 2012 01:47:48 -0400 |
parents | 6bdf379592d9 |
children | 450fedd44176 |
files | libinterp/interp-core/ls-mat5.cc |
diffstat | 1 files changed, 4 insertions(+), 0 deletions(-) [+] |
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--- a/libinterp/interp-core/ls-mat5.cc +++ b/libinterp/interp-core/ls-mat5.cc @@ -2429,6 +2429,10 @@ } os.write (reinterpret_cast<char *> (&flags), 4); + // Matlab seems to have trouble reading files that have nzmax == 0 at + // this point in the file. + if (nnz_32 == 0) + nnz_32 = 1; os.write (reinterpret_cast<char *> (&nnz_32), 4); write_mat5_tag (os, miINT32, dim_len);