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Diffstat (limited to 'doc/html/ADGuide/RELEASE.txt')
| -rw-r--r-- | doc/html/ADGuide/RELEASE.txt | 108 |
1 files changed, 95 insertions, 13 deletions
diff --git a/doc/html/ADGuide/RELEASE.txt b/doc/html/ADGuide/RELEASE.txt index a75b189..3ad9f44 100644 --- a/doc/html/ADGuide/RELEASE.txt +++ b/doc/html/ADGuide/RELEASE.txt @@ -1,4 +1,4 @@ -HDF5 version 1.7.45 released on Wed Mar 2 08:33:33 CST 2005 +HDF5 version 1.7.46 released on Wed Apr 20 04:46:45 CDT 2005 ================================================================================ @@ -36,6 +36,28 @@ New Features Configuration: -------------- + - HDF5 now uses automake 1.9.5 to generate Makefiles.in. + This has a number of effects on users: + The Fortran compiler should be set using the environment + variable $FC, not $F9X. F9X still works, but is depreciated. + The output of make may be different. This should be only a + cosmetic effect. + make depened (or make dep) is no longer recognized, since automake + handles dependency tracking. + Some new configure options exist. --enable-dependency-tracking + and --disable-dependency-tracking are used to control automake's + dependency tracking. Dependencies are on by default *on most + platforms and compilers*. If --enable-dependency-tracking is + used, they will be enabled on any platform. However, this can + slow down builds or even cause build errors in some cases. + Likewise, --disable-dependency-tracking can speed up builds and + avoid some build errors. + Some make targets have alternate names. make check-install and + make installcheck do the same thing, for instance. + pmake on IRIX can be invoked from the root directory, but the + -V flag must be used to invoke it in any subdirectory or it + will give an error about undefined variables. + JML 2005/01 - 2005/03 - Hardware conversion between long double and integers is also added. SLU 2005/02/10 - Started to support software conversion between long double and @@ -59,6 +81,48 @@ New Features Library: -------- + - HDF5 supports collective MPI-IO for irregular selection with HDF5 + dataset. Irregular selection is when users use H5Sselect_hyperslab + more than once for the same dataset. + Currently, not all MPI-IO packages support complicated MPI derived + datatype used in the implementation of irregular + selection INSIDE HDF5. + DEC 5.x is not supporting complicated derived datatype. + For AIX 5.1, + if your poe version number is 3.2.0.22 or higher, + please edit powerpc-ibm-aix5.x under hdf5/config, + Find the line with + << hdf5_mpi_complex_derived_datatype_works>> + and comment out this line before the configure. + check poe version with the following command: + lpp -l all | grep ppe.poe + with IRIX 6.5, + if your C compiler version is 7.4 or higher, + please edit irix6.x under hdf5/config, + Find the line with + << hdf5_mpi_complex_derived_datatype_works>> + and comment out this line before the configure. + check cc version with the following command: + cc -version + KY - 2005/04/15 + - HDF5 N-bit filter + HDF5 support N-bit filter from this version, + The N-Bit filter is used effectively for compressing data of N-Bit + datatype as well as compound and array datatype with N-Bit fields. + KY - 2005/04/15 + - HDF5 scaleoffset filter + HDF5 supports scaleoffset filter for users to do data + compression through HDF5 library. + Scale-Offset compression performs a scale and/or offset operation + on each data value and truncates the resulting value to a minimum + number of bits and then stores the data. + Currently only integer datatype + is supported. Please check the HDF5 reference manual for this. + KY - 2005/04/15 + - Retired SRB vfd (--with-srb). Functions H5Pset_fapl_srb and + H5Pget_fapl_srb were removed. EIP - 2005/04/07 + - Retired GASS vfd (--with-gass). Functions H5Pset_fapl_gass and + H5Pget_fapl_gass are removed too. AKC - 2005/3/3 - Pablo was removed from the source code EIP - 2005/01/21 - Modified registration of SZIP to dynamically detect the presence or absence of the encoder. Changed configure and Makefiles, @@ -150,7 +214,8 @@ New Features Fortran Library: ---------------- - + - added missing h5tget_member_class_f function + EIP 2005/04/06 - added new functions h5fget_name_f and h5fget_filesize_f EIP 2004/07/08 - h5dwrite/read_f and h5awrite/read_f functions only accept dims parameter @@ -178,6 +243,12 @@ New Features "<number>:<number>:<number>:<number>" to "<number>:<number>" QAK - 2003/08/08 + High-Level APIs: + ------ + - Added Packet Table API for creating tables with less overhead than + H5TB API. Added C++ wrapper for Packet Tables. See documentation. + JML - 2004/03/28 + Support for new platforms, languages and compilers. ======================================= @@ -203,6 +274,14 @@ Bug Fixes since HDF5-1.6.0 release Library ------- + - Fixed error in opening object in group that was opened in mounted + file which has been unmounted. QAK - 2005/03/17 + - Fixed a racing condition in MPIPOSIX virtual file drive close + function. Now all processes must completed the close before any + of them is returned. This prevents some "faster" processes start + accessing the file for another purpose (e.g., open with truncate) + while other "slower" processes have not closed the same file with + the previous purpose. AKC - 2005/03/01 - H5Tget_member_value calls for enum datatype didn't return correct value if H5Tenum_valueof was called first. It's fixed. SLU - 2005/02/08 @@ -405,6 +484,8 @@ Bug Fixes since HDF5-1.6.0 release Performance ------------- + - Optimized I/O for enumerated datatypes that are a superset of source + enumerated datatype. QAK - 2005/03/19 - More optimizations to inner loops of datatype conversions for integers and floats which give a 10-50% speedup. QAK - 2003/11/07 - Hoisted invariant 'if/else's out of inner datatype conversion loop for @@ -428,6 +509,11 @@ Bug Fixes since HDF5-1.6.0 release Documentation ------------- + F90 APIs + -------- + - h5pget_driver_f was returning information that could not be + interpreted by fortran application program; fixed. EIP - 2005/04/10 + Platforms Tested ================ @@ -477,12 +563,12 @@ Platforms Tested (Solaris 2.7) WorkShop Compilers 5.0 98/12/15 C++ 5.0 WorkShop Compilers 5.0 98/10/25 FORTRAN 90 2.0 Patch 107356-04 - SunOS 5.8/32 Sun WorkShop 6 update 2 C 5.3 - (Solaris 2.8) Sun WorkShop 6 update 2 Fortran 90 - Sun WorkShop 6 update 2 C++ 5.3 - SunOS 5.8/64 Sun WorkShop 6 update 2 C 5.3 + SunOS 5.8 32,46 Sun WorkShop 6 update 2 C 5.3 (Solaris 2.8) Sun WorkShop 6 update 2 Fortran 90 Sun WorkShop 6 update 2 C++ 5.3 + SunOS 5.9 32,64 Sun C 5.6 2004/07/15 + (Solaris 2.9) Sun Fortran 95 8.0 2004/07/15 + Sun C++ 5.6 2004/07/15 TFLOPS r1.0.4 v4.3.3 i386 pgcc Rel 3.1-4i with mpich-1.2.4 with local modifications IA-32 Linux 2.4.9 gcc 2.96 @@ -492,14 +578,10 @@ Platforms Tested IA-64 Linux 2.4.16 ia64 gcc version 2.96 20000731 Intel(R) C++ Version 7.0 Intel(R) Fortran Compiler Version 7.0 - Windows 2000 (NT5.0) MSVC++ 6.0 - MSVC++ .NET - DEC Visual Fortran 6.0 - Intel C and F90 compilers version 7.1 - Code Warrior 8.0 Windows XP MSVC++ 6.0 - MSVC++ .NET - DEC Visual Fortran 6.6 + MSVC++ .NET 2003, + Intel C++ Version 8.1 + DEC Visual Fortran 6.6c MAC OS X Darwin 6.5 gcc and g++ Apple Computer, Inc. GCC version 1161, based on gcc version 3.1 |