./archivers/zstd, Fast real-time compression algorithm

[ CVSweb ] [ Homepage ] [ RSS ] [ Required by ] [ Add to tracker ]

Branch: CURRENT, Version: 1.5.2, Package name: zstd-1.5.2, Maintainer: pkgsrc-users

Zstd, short for Zstandard, is a fast lossless compression algorithm,
targeting real-time compression scenarios at zlib-level and better
compression ratios.

Required to run:

Required to build:

Master sites:

Filesize: 1905.241 KB

Version history: (Expand)

CVS history: (Expand)

   2022-01-23 23:04:34 by Thomas Klausner | Files touched by this commit (2) | Package updated
Log message:
zstd: update to 1.5.2.

v1.5.2 (Jan, 2022)
perf: Regain Minimal memset()-ing During Reuse of Compression Contexts \ 
(@Cyan4973, #2969)
build: Build Zstd with `noexecstack` on All Architectures (@felixhandte, #2964)
doc: Clarify Licensing (@terrelln, #2981)
   2022-01-19 07:02:25 by Adam Ciarcinski | Files touched by this commit (4) | Package updated
Log message:
zstd: updated to 1.5.1

v1.5.1 (Dec, 2021)
perf: rebalanced compression levels, to better match the intended speed/level \ 
curve, by @senhuang42
perf: faster huffman decoder, using x64 assembly, by @terrelln
perf: slightly faster high speed modes (strategies fast & dfast), by @felixhandte
perf: improved binary size and faster compilation times, by @terrelln
perf: new row64 mode, used notably in level 12, by @senhuang42
perf: faster mid-level compression speed in presence of highly repetitive \ 
patterns, by @senhuang42
perf: minor compression ratio improvements for small data at high levels, by \ 
perf: reduced stack usage (mostly useful for Linux Kernel), by @terrelln
perf: faster compression speed on incompressible data, by @bindhvo
perf: on-demand reduced ZSTD_DCtx state size, using build macro \ 
ZSTD_DECODER_INTERNAL_BUFFER, at a small cost of performance, by @bindhvo
build: allows hiding static symbols in the dynamic library, using build macro, \ 
by @skitt
build: support for m68k (Motorola 68000's), by @cyan4973
build: improved AIX support, by @Helflym
build: improved meson unofficial build, by @eli-schwartz
cli : custom memory limit when training dictionary
cli : report advanced parameters information when compressing in very verbose \ 
mode (``-vv`)
   2021-10-26 11:57:20 by Nia Alarie | Files touched by this commit (140)
Log message:
archivers: Replace RMD160 checksums with BLAKE2s checksums

All checksums have been double-checked against existing RMD160 and SHA512
   2021-10-07 15:06:15 by Nia Alarie | Files touched by this commit (140)
Log message:
archivers: Remove SHA1 distfiles hashes
   2021-06-03 08:55:00 by Nia Alarie | Files touched by this commit (2)
Log message:
Document workarounds.
   2021-06-03 08:43:42 by Nia Alarie | Files touched by this commit (1)
Log message:
zstd: needs librt on SunOS, PR pkg/56225
   2021-05-20 14:23:24 by Thomas Klausner | Files touched by this commit (4) | Package updated
Log message:
zstd: update to 1.5.0.

v1.5.0  (May 11, 2021)
api: Various functions promoted from experimental to stable API: (#2579-2581, \ 
api: Several experimental functions have been deprecated and will emit a \ 
compiler warning (#2582, @senhuang42)
api: ZSTDMT_NBWORKERS_MAX reduced to 64 for 32-bit environments (@Cyan4973)
perf: Significant speed improvements for middle compression levels (#2494, \ 
@senhuang42 @terrelln)
perf: Block splitter to improve compression ratio, enabled by default for high \ 
compression levels (#2447, @senhuang42)
perf: Decompression loop refactor, speed improvements on `clang` and for \ 
`--long` modes (#2614 #2630, @Cyan4973)
perf: Reduced stack usage during compression and decompression entropy stage \ 
(#2522 #2524, @terrelln)
bug: Improve setting permissions of created files (#2525, @felixhandte)
bug: Fix large dictionary non-determinism (#2607, @terrelln)
bug: Fix non-determinism test failures on Linux i686 (#2606, @terrelln)
bug: Fix various dedicated dictionary search bugs (#2540 #2586, @senhuang42 \ 
bug: Ensure `ZSTD_estimateCCtxSize*() `monotonically increases with compression \ 
level (#2538, @senhuang42)
bug: Fix --patch-from mode parameter bound bug with small files (#2637, @occivink)
bug: Fix UBSAN error in decompression (#2625, @terrelln)
bug: Fix superblock compression divide by zero bug (#2592, @senhuang42)
bug: Make the number of physical CPU cores detection more robust (#2517, @PaulBone)
doc: Improve `zdict.h` dictionary training API documentation (#2622, @terrelln)
doc: Note that public `ZSTD_free*()` functions accept NULL pointers (#2521, \ 
doc: Add style guide docs for open source contributors (#2626, @Cyan4973)
tests: Better regression test coverage for different dictionary modes (#2559, \ 
tests: Better test coverage of index reduction (#2603, @terrelln)
tests: OSS-Fuzz coverage for seekable format (#2617, @senhuang42)
tests: Test coverage for ZSTD threadpool API (#2604, @senhuang42)
build: Dynamic library built multithreaded by default (#2584, @senhuang42)
build: Move  `zstd_errors.h`  and  `zdict.h`  to  `lib/`  root (#2597, @terrelln)
build: Allow `ZSTDMT_JOBSIZE_MIN` to be configured at compile-time, reduce \ 
default to 512KB (#2611, @Cyan4973)
build: Single file library build script moved to `build/` directory (#2618, \ 
build: `ZBUFF_*()` is no longer built by default (#2583, @senhuang42)
build: Fixed Meson build (#2548, @SupervisedThinking @kloczek)
build: Fix excessive compiler warnings with clang-cl and CMake (#2600, \ 
build: Detect presence of `md5` on Darwin (#2609, @felixhandte)
build: Avoid SIGBUS on armv6 (#2633, @bmwiedmann)
cli: `--progress` flag added to always display progress bar (#2595, @senhuang42)
cli: Allow reading from block devices with `--force` (#2613, @felixhandte)
cli: Fix CLI filesize display bug (#2550, @Cyan4973)
cli: Fix windows CLI `--filelist` end-of-line bug (#2620, @Cyan4973)
contrib: Various fixes for linux kernel patch (#2539, @terrelln)
contrib: Seekable format - Decompression hanging edge case fix (#2516, @senhuang42)
contrib: Seekable format - New seek table-only API  (#2113 #2518, @mdittmer \ 
contrib: Seekable format - Fix seek table descriptor check when loading (#2534, \ 
contrib: Seekable format - Decompression fix for large offsets, (#2594, @azat)
misc: Automatically published release tarballs available on Github (#2535, \ 
   2021-04-05 12:12:39 by Ryo ONODERA | Files touched by this commit (5)
Log message:
zstd: Update to 1.4.9

    bug: Use umask() to Constrain Created File Permissions (#2495, @felixhandte)
    bug: Make Simple Single-Pass Functions Ignore Advanced Parameters (#2498, \ 
    api: Add (De)Compression Tracing Functionality (#2482, @terrelln)
    api: Support References to Multiple DDicts (#2446, @senhuang42)
    api: Add Function to Generate Skippable Frame (#2439, @senhuang42)
    perf: New Algorithms for the Long Distance Matcher (#2483, @mpu)
    perf: Performance Improvements for Long Distance Matcher (#2464, @mpu)
    perf: Don't Shrink Window Log when Streaming with a Dictionary (#2451, @terrelln)
    cli: Fix --output-dir-mirror's Rejection of ..-Containing Paths (#2512, \ 
    cli: Allow Input From Console When -f/--force is Passed (#2466, @felixhandte)
    cli: Improve Help Message (#2500, @senhuang42)
    tests: Avoid Using stat -c on NetBSD (#2513, @felixhandte)
    tests: Correctly Invoke md5 Utility on NetBSD (#2492, @niacat)
    tests: Remove Flaky Tests (#2455, #2486, #2445, @Cyan4973)
    build: Zstd CLI Can Now be Linked to Dynamic libzstd (#2457, #2454 @Cyan4973)
    build: Avoid Using Static-Only Symbols (#2504, @skitt)
    build: Fix Fuzzer Compiler Detection & Update UBSAN Flags (#2503, @terrelln)
    build: Explicitly Hide Static Symbols (#2501, @skitt)
    build: CMake: Enable Only C for lib/ and programs/ Projects (#2498, @concatime)
    build: CMake: Use configure_file() to Create the .pc File (#2462, @lazka)
    build: Add Guards for _LARGEFILE_SOURCE and _LARGEFILE64_SOURCE (#2444, \ 
    build: Improve zlibwrapper Makefile (#2437, @Cyan4973)
    contrib: Add recover_directory Program (#2473, @terrelln)
    doc: Change License Year to 2021 (#2452 & #2465, @terrelln & @senhuang42)
    doc: Fix Typos (#2459, @ThomasWaldmann)