netCDF-C 4.9.1

Known Issues

• A test in the main branch of netcdf-cxx4 is broken by this rc; this will bear further investigation, but not being treated as a roadblock for the release candidate.
• The new document, netcdf-c/docs/filter_quickstart.md is in rough-draft form.
• Race conditions exist in some of the tests when run concurrently with large numbers of processors

What's Changed from v4.9.0 (automatically generated)

• Fix nc_def_var_fletcher32 operation by @DennisHeimbigner in #2403
• Merge relevant info updates back into main by @WardF in #2387
• Add manual GitHub actions triggers for the tests. by @WardF in #2404
• Use env variable USERPROFILE instead of HOME for windows and mingw. by @DennisHeimbigner in #2405
• Make public a limited API for programmatic access to internal .rc tables by @DennisHeimbigner in #2408
• Fix typo in CMakeLists.txt by @georgthegreat in #2412
• Fix choice of HOME dir by @DennisHeimbigner in #2416
• Check for libxml2 development files by @WardF in #2417
• Updating Doxyfile.in with doxygen-1.8.17, turned on WARN_AS_ERROR, added doxygen build to CI run by @edwardhartnett in #2377
• updated release notes by @edwardhartnett in #2392
• increase read block size from 1 KB to 4 MB by @wkliao in #2319
• fixed RELEASE_NOTES.md by @edwardhartnett in #2423
• Fix pnetcdf tests in cmake by @WardF in #2437
• Updated CMakeLists to avoid corner case cmake error by @WardF in #2438
• Add --disable-quantize to configure by @WardF in #2439
• Fix the way CMake handles -DPLUGIN_INSTALL_DIR by @DennisHeimbigner in #2430
• fix and test quantize mode for NC_CLASSIC_MODEL by @edwardhartnett in #2445
• Guard _declspec(dllexport) in support of #2446 by @WardF in #2460
• Ensure that netcdf_json.h does not interfere with ncjson. by @DennisHeimbigner in #2448
• Prevent cmake writing to source dir by @magnusuMET in #2463
• more quantize testing and adding pre-processor constant NC_MAX_FILENAME to nc_tests.h by @edwardhartnett in #2457
• Provide a default enum const when fill value does not match any enum constant by @DennisHeimbigner in #2462
• Fix support for reading arrays of HDF5 fixed size strings by @DennisHeimbigner in #2466
• fix musl build by @magnusuMET in #1701
• Fix AWS SDK linking errors by @dzenanz in #2470
• Address jump-misses-init issue. by @WardF in #2488
• Remove stray merge conflict markers by @WardF in #2493
• Add support for Zarr string type to NCZarr by @DennisHeimbigner in #2492
• Fix some problems with PR 2492 by @DennisHeimbigner in #2497
• Fix some bugs in the blosc filter wrapper by @DennisHeimbigner in #2461
• Add option to control accessing external servers by @DennisHeimbigner in #2491
• Changed attribute case in documentation by @WardF in #2482
• Adding all-error-codes.md back in to distribution documentation. by @WardF in #2501
• Update hdf5 version in github actions. by @WardF in #2504
• Minor update to doxygen function documentation by @gsjaardema in #2451
• Fix some addtional errors in NCZarr by @DennisHeimbigner in #2503
• Cleanup szip handling some more by @DennisHeimbigner in #2421
• Check for zstd development headers in autotools by @WardF in #2507
• Add new options to nc-config by @WardF in #2509
• Cleanup built test sources in nczarr_test by @DennisHeimbigner in #2508
• Fix inconsistency in netcdf_meta.h by @WardF in #2512
• Small fix in nc-config.in by @WardF in #2513
• For loop initial declarations are only allowed in C99 mode by @gsjaardema in #2517
• Fix some dependencies in tst_nccopy3 by @WardF in #2518
• Update plugins/Makefile.am by @WardF in #2519
• Fix prereqs in ncdump/tst_nccopy4 in order to avoid race conditions. by @WardF in #2520
• Move construction of VERSION file to end of the build by @DennisHeimbigner in #2527
• Add draft filter quickstart guide by @WardF in #2531
• Turn off extraneous debug output by @DennisHeimbigner in #2537
• typo fix by @wkliao in #2538
• replace 4194304 with READ_BLOCK_SIZE by @wkliao in #2539
• Rename variable to avoid function name conflict by @ibaned in #2550
• Add Cygwin CI and stop installing unwanted plugins by @DWesl in #2529
• Merge subset of v4.9.1 files back into main development branch by @WardF in #2530
• Add a Filter quickstart guide document by @WardF in #2524
• Fix race condition in ncdump (and other) tests. by @DennisHeimbigner in #2552
• Make dap4 reference dap instead of hard-wired to be disabled. by @WardF in #2553
• Suppress nczarr_test/tst_unknown filter test by @DennisHeimbigner in #2557
• Add fenceposting for HAVE_DECL_ISINF and HAVE_DECL_ISNAN by @WardF in #2559
• Add an old static file. by @WardF in #2575
• Fix infinite loop in file inferencing by @DennisHeimbigner in #2574
• Merge Wellspring back into development branch by @WardF in #2560
• Allow ncdump -t to handle variable length string attributes by @srherbener in #2584
• Fix an issue I introduced with make distcheck by @WardF in #2590
• make UDF0 not require NC_NETCDF4 by @jedwards4b in #2586
• Expose user-facing documentation related to byterange DAP functionality. by @WardF in #2596
• Fix Memory Leak by @DennisHeimbigner in #2598
• CI: Change autotools CI build to out-of-tree build. by @DWesl in #2577
• Update github action configuration scripts. by @WardF in #2600
• Update the filter quickstart guide. by @WardF in #2602
• Fix symbol export on Windows by @WardF in #2604

New Contributors

• @georgthegreat made their first contribution in #2412
• @dzenanz made their first contribution in #2470
• @DWesl made their first contribution in #2529
• @srherbener made their first contribution in #2584
• @jedwards4b made their first contribution in #2586

Full Changelog: v4.9.0...v4.9.1