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diff --git a/Documentation/RelNotes/2.49.0.adoc b/Documentation/RelNotes/2.49.0.adoc new file mode 100644 index 0000000000..7e10c13c84 --- /dev/null +++ b/Documentation/RelNotes/2.49.0.adoc @@ -0,0 +1,188 @@ +Git v2.49 Release Notes +======================= + +UI, Workflows & Features +------------------------ + + * Completion script updates for zsh + + * "git pack-objects" and its wrapper "git repack" learned an option + to use an alternative path-hash function to improve delta-base + selection to produce a packfile with deeper history than window + size. + + * "git gc" learned the "--expire-to" option and passes it down to + underlying "git repack". + + * "[help] autocorrect = 1" used to be a way to say "please wait for + 0.1 second after suggesting a typofix of the command name before + running that command"; now it means "yes, if there is a plausible + typofix for the command name, please run it immediately". + + +Performance, Internal Implementation, Development Support etc. +-------------------------------------------------------------- + + * More -Wsign-compare fixes. + + * meson-based build now supports the unsafe-sha1 build knob. + + * The code to check LSan results has been simplified and made more + robust. + (merge 164a2516eb jk/lsan-race-ignore-false-positive later to maint). + + * More code paths have a repository passed through the callchain, + instead of assuming the primary the_repository object. + + * Move a few more unit tests to the clar test framework. + + * Introduce a new API to visit objects in batches based on a common + path, or by type. + + * Following the procedure we established to introduce breaking + changes for Git 3.0, allow an early opt-in for removing support of + $GIT_DIR/branches/ and $GIT_DIR/remotes/ directories to configure + remotes. + + * The code paths to interact with zlib has been cleaned up in + preparation for building with zlib-ng. + + * Foreign language interface for Rust into our code base has been added. + + + +Fixes since v2.48 +----------------- + + * "git submodule" learned various ways to spell the same option, + e.g. "--branch=B" can be spelled "--branch B" or "-bB". + (merge b86f0f9071 re/submodule-parse-opt later to maint). + + * Tweak the help text used for the option value placeholders by + parse-options API so that translations can customize the "<>" + placeholder signal (e.g. "--option=<value>"). + (merge 5b34dd08d0 as/long-option-help-i18n later to maint). + + * CI jobs gave sporadic failures, which turns out that that the + object finalization code was giving an error when it did not have + to. + (merge d7fcbe2c56 ps/object-collision-check later to maint). + + * The code to compute "unique" name used git_rand() which can fail or + get stuck; the callsite does not require cryptographic security. + Introduce the "insecure" mode and use it appropriately. + (merge 0b4f8afef6 ps/reftable-get-random-fix later to maint). + + * A misconfigured "fsck.skiplist" configuration variable was not + diagnosed as an error, which has been corrected. + (merge ca7158076f jt/fsck-skiplist-parse-fix later to maint). + + * Extended SHA-1 expression parser did not work well when a branch + with an unusual name (e.g. "foo{bar") is involved. + (merge 191f0c8db2 en/object-name-with-funny-refname-fix later to maint). + + * The meson build procedure looked for the 'version-def.h' file in a + wrong directory, which has been corrected. + (merge 4771501c0a tc/meson-use-our-version-def-h later to maint). + + * The meson build procedure for Documentation/technical/ hierarchy was + missing necessary dependencies, which has been corrected. + (merge 1dca492edd sj/meson-doc-technical-dependency-fix later to maint). + + * The "instaweb" bound only to local IP address without "--local" and + to all addresses with "--local", which was the other way around, when + using Python's http.server class, which has been corrected. + (merge 76baf97fa1 ak/instaweb-python-port-binding-fix later to maint). + + * Document that it is insecure to use Personal Access Tokens, which + some hosting providers take as username/password, embedded in URLs. + (merge a90ff409f0 mh/doc-credential-helpers-with-pat later to maint). + + * The help text from "git $cmd -h" appear on the standard output for + some $cmd and the standard error for others. The built-in commands + have been fixed to show them on the standard output consistently. + (merge f66d1423f5 jc/show-usage-help later to maint). + + * The meson-driven build is now aware of "git-subtree" housed in + contrib/subtree hierarchy. + (merge 8454b42f94 ps/build-meson-subtree later to maint). + + * It was possible for "git unpack-objects" and "git index-pack" to + make an unaligned access, which has been corrected. + (merge 98046591b9 jk/pack-header-parse-alignment-fix later to maint). + + * The "cache" credential back-end did not handle authtype correctly, + which has been corrected. + (merge 0b43274850 mh/credential-cache-authtype-request-fix later to maint). + + * "git branch --sort=..." and "git for-each-ref --format=... --sort=..." + did not work as expected with some atoms, which has been corrected. + (merge c5490ce9d1 rs/ref-fitler-used-atoms-value-fix later to maint). + + * reflog entries for symbolic ref updates were broken, which has been + corrected. + (merge 3519492430 kn/reflog-symref-fix later to maint). + + * The trace2 code was not prepared to show a configuration variable + that is set to true using the valueless true syntax, which has been + corrected. + (merge 2fd367cf63 am/trace2-with-valueless-true later to maint). + + * The "git refs migrate" command did not migrate the reflog for + refs/stash, which is the contents of the stashes, which has been + corrected. + (merge a0bea0978f ps/reflog-migration-with-logall-fix later to maint). + + * Doc and short-help text for "show-index" has been clarified to + stress that the command reads its data from the standard input. + (merge 49edce4ff9 jc/show-index-h-update later to maint). + + * The API around choosing to use unsafe variant of SHA-1 + implementation has been updated in an attempt to make it harder to + abuse. + (merge 04292c3796 tb/unsafe-hash-cleanup later to maint). + + * Fix bugs in an earlier attempt to fix "git refs migration". + (merge f11f0a5a2d kn/reflog-migration-fix-fix later to maint). + + * The code path used when "git fetch" fetches from a bundle file + closed the same file descriptor twice, which sometimes broke things + unexpectedly when the file descriptor was reused, which has been + corrected. + (merge 9a84794ad8 js/bundle-unbundle-fd-reuse-fix later to maint). + + * "git init" to reinitialize a repository that already exists cannot + change the hash function and ref backends; such a request is + silently ignored now. + (merge 7e88640cd1 ps/setup-reinit-fixes later to maint). + + * "git apply" internally uses unsigned long for line numbers and uses + strtoul() to parse numbers on the hunk headers. It however forgot + to check parse errors. + (merge a206058fda pw/apply-ulong-overflow-check later to maint). + + * Two CI tasks, whitespace check and style check, work on the + difference from the base version and the version being checked, but + the base was computed incorrectly in GitLab CI in some cases, which + has been corrected. + (merge acc4fb302b jt/gitlab-ci-base-fix later to maint). + + * "git repack --keep-unreachable" to send unreachable objects to the + main pack "git repack -ad" produces did not work when there is no + existing packs, which has been corrected. + (merge 414c82300a ps/repack-keep-unreachable-in-unpacked-repo later to maint). + + * Other code cleanup, docfix, build fix, etc. + (merge ddb5287894 jk/t7407-use-test-grep later to maint). + (merge 21e1b44865 aj/difftool-config-doc-fix later to maint). + (merge 6a63995335 mh/gitattr-doc-markup-fix later to maint). + (merge 43850dcf9c sk/unit-test-hash later to maint). + (merge 4ad47d2de3 jc/cli-doc-option-and-config later to maint). + (merge 2d0ff147e5 jp/t8002-printf-fix later to maint). + (merge 69666e6746 ja/doc-restore-markup-update later to maint). + (merge d11d003ba5 sk/strlen-returns-size_t later to maint). + (merge 77b2d29e91 ja/doc-notes-markup-updates later to maint). + (merge 6979bf6f8f jk/combine-diff-cleanup later to maint). + (merge 8705c9bd13 kn/pack-write-with-reduced-globals later to maint). + (merge 087740d65a ps/leakfixes-0129 later to maint). + (merge 6bba6f604b jp/doc-trailer-config later to maint). |