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| -rw-r--r-- | release_docs/RELEASE.txt | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index b0a9140..15ae7c5 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -175,6 +175,32 @@ New Features Library: -------- + - Added External and User-defined links. + External links are links from one HDF5 file to another; they + require both the name of the file and a path within that file. + User-defined links allow users to supply callback functions + for link traversals, allowing links to exhibit essentially + any behavior. + External links are a kind of user-defined link, so their default + behavior can be overridden by the user. + -JML 2006/8/23 + - Added H5Oopen and H5Oclose for opening objects of unknown type + (as link callback functions do). + -JML 2006/8/23 + - Added H5Oopen_by_addr, H5Oincr_refcount, and H5Odecr_refcount for + opening objects by address. Be very careful with these! + -JML 2006/8/23 + - Added H5Fget_intent to get the "intent" of a file (whether it + was opened with read-write access or read-only. + -JML 2006/8/23 + - Added Link Access Property Lists. They currently contain two + properties, nlinks (H5Pget/set_nlinks) and elink_prefix + (H5Pget/set_elink_prefix). nlinks controls how many soft and + user-defined traversals are allowed before HDF5 assumes it has + found a cycle (previously this defaulted to 16). + The elink_prefix is a filesystem path that is prefixed to the + names of any external link files opened using this LAPL. + -JML 2006/8/23 - Add H5L link APIs. Old APIs (H5Glink, H5Gmove, etc.) are still supported but deprecated. New APIs are: |