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Official HDF5® Library Repository

Results 263 hdf5 issues
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**Describe the bug** The `ZLIB_USE_EXTERNAL` and `SZIP_USE_EXTERNAL` variables are confusingly named. They refer to "make a new external build and use it", not "use an external copy that has already...

Priority - 1. High 🔼
Component - Build
Type - Improvement

The HDF5 tests should detect if the filesystem supports file locking and set the correct HDF5_USE_FILE_LOCKING value instead of its current behavior assuming that it is supported and failing when...

Priority - 2. Medium ⏹
Component - Testing
Type - Improvement

Many header files have "@todo Under Construction" entries in Doxygen. These should be replaced with actual documentation by the next release. `hl/src/H5DOpublic.h` in 1.14.1-2 says ``` /** \page H5DO_UG The...

Priority - 1. High 🔼
Component - Documentation
Type - Improvement

**Describe the bug** When trying to link against the parallel HDF5 target in CMake in a C++ project, CMake complains that the MPI_C target is not found: ``` CMake Error...

Priority - 1. High 🔼
Component - Build
Type - Bug

This PR will reveal 2 test failures: ``` The following tests FAILED: 23 - H5TEST-dt_arith (Failed) 58 - H5TEST-dtransform (Failed) ``` dt_arith: ``` Testing hard signed char -> long double...

**Describe the bug** Already aligned buffers are copied to a aligned buffer. Leading to slow writes. **Expected behavior** Aligned buffer should be directly written to the file **Platform (please complete...

Priority - 1. High 🔼
Component - C Library
Type - Bug
UNCONFIRMED

**Describe the bug** ``` CC H5Ocache.lo /home/hdftest/snapshots-hdf5/current/src/H5Ocache.c: In function ‘H5O__cache_notify’: /home/hdftest/snapshots-hdf5/current/src/H5Ocache.c:539:15: error: ‘H5O_t’ has no member named ‘ndecode_dirtied’ s oh->ndecode_dirtied = 0; ^ gmake[2]: *** [H5Ocache.lo] Error 1 test command:...

Priority - 2. Medium ⏹
Component - Testing
Type - Improvement

User requested that JHI5, , be made available on Maven central, .

Priority - 1. High 🔼
Component - Java
Type - Improvement

\\src\\H5checksum.c(419,9): : warning : unannotated fall-through between switch labels [-Wimplicit-fallthrough] because of define in H5private.h: ``` # if defined(__clang__) || defined(__GNUC__) && __GNUC__ >= 7 && !defined(__INTEL_COMPILER) # define H5_ATTR_FALLTHROUGH...

Priority - 3. Low 🔽
Component - C Library
Component - Build

I saw in #2154 that native float16 support is planned. Are there plans to add int128 as well?

Priority - 3. Low 🔽
Component - C Library
Type - Improvement