diff options
Diffstat (limited to 'src/H5Pdcpl.c')
| -rw-r--r-- | src/H5Pdcpl.c | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/src/H5Pdcpl.c b/src/H5Pdcpl.c index 29976c2..bc32274 100644 --- a/src/H5Pdcpl.c +++ b/src/H5Pdcpl.c @@ -825,7 +825,48 @@ H5P__dcrt_layout_cmp(const void *_layout1, const void *_layout2, size_t H5_ATTR_ break; case H5D_VIRTUAL: - HDassert(0 && "Not yet implemented...");//VDSINC + { + htri_t equal; + int strcmp_ret; + size_t u; /* Local index variable */ + + /* Compare number of mappings */ + if(layout1->storage.u.virt.list_nused < layout2->storage.u.virt.list_nused) HGOTO_DONE(-1) + if(layout1->storage.u.virt.list_nused > layout2->storage.u.virt.list_nused) HGOTO_DONE(1) + + /* Iterate over mappings */ + for(u = 0; u < layout1->storage.u.virt.list_nused; u++) { + /* Compare virtual spaces. Note we cannot tell which is + * "greater", so just return 1 if different, -1 on failure. + */ + if((equal = H5S_extent_equal(layout1->storage.u.virt.list[u].source_dset.virtual_select, layout2->storage.u.virt.list[u].source_dset.virtual_select)) < 0) HGOTO_DONE(-1) + if(!equal) + HGOTO_DONE(1) + if((equal = H5S_select_shape_same(layout1->storage.u.virt.list[u].source_dset.virtual_select, layout2->storage.u.virt.list[u].source_dset.virtual_select)) < 0) HGOTO_DONE(-1) + if(!equal) + HGOTO_DONE(1) + + /* Compare source file names */ + strcmp_ret = HDstrcmp(layout1->storage.u.virt.list[u].source_file_name, layout2->storage.u.virt.list[u].source_file_name); + if(strcmp_ret < 0) HGOTO_DONE(-1) + if(strcmp_ret > 0) HGOTO_DONE(1) + + /* Compare source dataset names */ + strcmp_ret = HDstrcmp(layout1->storage.u.virt.list[u].source_dset_name, layout2->storage.u.virt.list[u].source_dset_name); + if(strcmp_ret < 0) HGOTO_DONE(-1) + if(strcmp_ret > 0) HGOTO_DONE(1) + + /* Compare source spaces. Note we cannot tell which is + * "greater", so just return 1 if different, -1 on failure. + */ + if((equal = H5S_extent_equal(layout1->storage.u.virt.list[u].source_select, layout2->storage.u.virt.list[u].source_select)) < 0) HGOTO_DONE(-1) + if(!equal) + HGOTO_DONE(1) + if((equal = H5S_select_shape_same(layout1->storage.u.virt.list[u].source_select, layout2->storage.u.virt.list[u].source_select)) < 0) HGOTO_DONE(-1) + if(!equal) + HGOTO_DONE(1) + } /* end for */ + } /* end block */ break; case H5D_LAYOUT_ERROR: |