H4H5TOOLS version 2.1.1 released on February 25, 2010

1. Introduction
===============

This document describes the H4H5TOOLS and contains information on 
the platforms tested and limitations. H4H5TOOLS include three products, 
H4toH5 conversion library, H4toH5 conversion utility and H5toH4 
conversion utility.

Both H4toH5 conversion library and H4toH5 conversion utility follow HDF4 to 
HDF5 mapping document.  This document can be found at:
http://hdfgroup.com/HDF5/doc/ADGuide/H4toH5Mapping.pdf

The H4toH5 conversion library user's guide and reference manual can be 
found at:
http://hdfgroup.com/h4toh5/h4toh5lib_UG.pdf
http://hdfgroup.com/h4toh5/h4toh5lib_RM.pdf

If you have any questions or comments, please send them to:
help@hdfgroup.org


2. Platforms Tested
===================
This release was tested with HDF 4.2.5 and HDF5 1.8.4-patch1 on the following 
platforms and compilers:
   GNU/Linux(x86), gcc 4.1.2
   GNU/Linux(x86_64),gcc 4.1.2
   SunOS 5.10, Sun C 5.9
   Microsoft Windows XP 32/64, Visual Studio 2005/2008
   Mac OSX Intel, gcc 4.2.1
The optionally HDF-EOS2/netCDF-4 verifier has been tested on the following
platforms and compilers:
    GNU/Linux(x86), gcc 4.1.2
    GNU/Linux(x86_64),gcc 4.1.2
    SunOS 5.10, Sun C 5.9
  

3. New features  and bug fixes (Version 2.1.1)
==============================================
 1) Configuration
    - Updated versions of autotools used to generate configure
      and Makefile.in template files. Versions are as follows:
      Autoconf 2.65
      Automake 1.11.1

 2) - Updated windows project files for 64-bit Windows. Also added script to
      build the library and utilities from the command line.
 
 3) Bug fixes since Verison 2.1
    None

4. Known problems
=================
   1) srcdir build option doesn't work with this distribution; 
      see Bugzilla #1798 (EIP 2010-02-25)
