[Nexus-developers] NeXus API 4.0.0

Nick Maliszewskyj nickm at nist.gov
Fri May 25 14:27:56 BST 2007


The NeXus technical committee is pleased to announce the official
release of version 4.0 of the NeXus API. The NeXus API provides a
unified interface for writing hierarchical data files in HDF4, HDF5,
and XML formats. Version 4.0 resolves a number of bugs reported in the
3.0 release by providing updated makefiles, support for the gfortran
compiler, and an improved test suite.

New functionality in the NeXus API includes support for two
dimensional character arrays, linking to data items in other files
(external linking) via the NXmakenamedlink() call, and print the
target to a link reference with via the NXprintlink() call. File
format- specific developments include extension of the XML API to
handle "unlimited" dimensions, support for group attributes in HDF4,
and support for reading generic (non-NeXus) HDF5 files. The new
release also automagically generates documentation from the source
code using the Doxygen documentation system.

Source code, binary packages, and example code can be downloaded from
http://www.nexusformat.org/Download/ or 
http://download.nexusformat.org/kits/.

Bug reports and feature requests should be directed to the NeXus Trac
server at http://trac.nexusformat.org/code/.

Thanks for your attention.

Nick Maliszewskyj
NeXus Technical Committee


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