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diff --git a/Documentation/RelNotes/2.33.0.txt b/Documentation/RelNotes/2.33.0.txt new file mode 100644 index 0000000000..94b75f4b61 --- /dev/null +++ b/Documentation/RelNotes/2.33.0.txt @@ -0,0 +1,263 @@ +Git 2.33 Release Notes +====================== + +Backward compatibility notes +---------------------------- + + * The "-m" option in "git log -m" that does not specify which format, + if any, of diff is desired did not have any visible effect; it now + implies some form of diff (by default "--patch") is produced. + + You can disable the diff output with "git log -m --no-patch", but + then there probably isn't much point in passing "-m" in the first + place ;-). + + +Updates since Git 2.32 +---------------------- + +UI, Workflows & Features + + * "git send-email" learned the "--sendmail-cmd" command line option + and the "sendemail.sendmailCmd" configuration variable, which is a + more sensible approach than the current way of repurposing the + "smtp-server" that is meant to name the server to instead name the + command to talk to the server. + + * The "-m" option in "git log -m" that does not specify which format, + if any, of diff is desired did not have any visible effect; it now + implies some form of diff (by default "--patch") is produced. + + * The userdiff pattern for C# learned the token "record". + + * "git rev-list" learns to omit the "commit <object-name>" header + lines from the output with the `--no-commit-header` option. + + * "git worktree add --lock" learned to record why the worktree is + locked with a custom message. + + +Performance, Internal Implementation, Development Support etc. + + * The code to handle the "--format" option in "for-each-ref" and + friends made too many string comparisons on %(atom)s used in the + format string, which has been corrected by converting them into + enum when the format string is parsed. + + * Use the hashfile API in the codepath that writes the index file to + reduce code duplication. + + * Repeated rename detections in a sequence of mergy operations have + been optimize out. + + * Preliminary clean-up of tests before the main reftable changes + hits the codebase. + + * The backend for "diff -G/-S" has been updated to use pcre2 engine + when available. + + * Use ".DELETE_ON_ERROR" pseudo target to simplify our Makefile. + + * Code cleanup around struct_type_init() functions. + + * "git send-email" optimization. + + * GitHub Actions / CI update. + (merge 0dc787a9f2 js/ci-windows-update later to maint). + + * Object accesses in repositories with many alternate object store + have been optimized. + + * "git log" has been optimized not to waste cycles to load ref + decoration data that may not be needed. + + * Many "printf"-like helper functions we have have been annotated + with __attribute__() to catch placeholder/parameter mismatches. + + * Tests that cover protocol bits have been updated and helpers + used there have been consolidated. + + * The CI gained a new job to run "make sparse" check. + + * "git status" codepath learned to work with sparsely populated index + without hydrating it fully. + + * A guideline for gender neutral documentation has been added. + + * Documentation on "git diff -l<n>" and diff.renameLimit have been + updated, and the defaults for these limits have been raised. + + * The completion support used to offer alternate spelling of options + that exist only for compatibility, which has been corrected. + + * "TEST_OUTPUT_DIRECTORY=there make test" failed to work, which has + been corrected. + + +Fixes since v2.32 +----------------- + + * We historically rejected a very short string as an author name + while accepting a patch e-mail, which has been loosened. + (merge 72ee47ceeb ef/mailinfo-short-name later to maint). + + * The parallel checkout codepath did not initialize object ID field + used to talk to the worker processes in a futureproof way. + + * Rewrite code that triggers undefined behaviour warning. + (merge aafa5df0df jn/size-t-casted-to-off-t-fix later to maint). + + * The description of "fast-forward" in the glossary has been updated. + (merge e22f2daed0 ry/clarify-fast-forward-in-glossary later to maint). + + * Recent "git clone" left a temporary directory behind when the + transport layer returned an failure. + (merge 6aacb7d861 jk/clone-clean-upon-transport-error later to maint). + + * "git fetch" over protocol v2 left its side of the socket open after + it finished speaking, which unnecessarily wasted the resource on + the other side. + (merge ae1a7eefff jk/fetch-pack-v2-half-close-early later to maint). + + * The command line completion (in contrib/) learned that "git diff" + takes the "--anchored" option. + (merge d1e7c2cac9 tb/complete-diff-anchored later to maint). + + * "git-svn" tests assumed that "locale -a", which is used to pick an + available UTF-8 locale, is available everywhere. A knob has been + introduced to allow testers to specify a suitable locale to use. + (merge 482c962de4 dd/svn-test-wo-locale-a later to maint). + + * Update "git subtree" to work better on Windows. + (merge 77f37de39f js/subtree-on-windows-fix later to maint). + + * Remove multimail from contrib/ + (merge f74d11471f js/no-more-multimail later to maint). + + * Make the codebase MSAN clean. + (merge 4dbc55e87d ah/uninitialized-reads-fix later to maint). + + * Work around inefficient glob substitution in older versions of bash + by rewriting parts of a test. + (merge eb87c6f559 jx/t6020-with-older-bash later to maint). + + * Avoid duplicated work while building reachability bitmaps. + (merge aa9ad6fee5 jk/bitmap-tree-optim later to maint). + + * We broke "GIT_SKIP_TESTS=t?000" to skip certain tests in recent + update, which got fixed. + + * The side-band demultiplexer that is used to display progress output + from the remote end did not clear the line properly when the end of + line hits at a packet boundary, which has been corrected. + + * Some test scripts assumed that readlink(1) was universally + installed and available, which is not the case. + (merge 7c0afdf23c jk/test-without-readlink-1 later to maint). + + * Recent update to completion script (in contrib/) broke those who + use the __git_complete helper to define completion to their custom + command. + (merge cea232194d fw/complete-cmd-idx-fix later to maint). + + * Output from some of our tests were affected by the width of the + terminal that they were run in, which has been corrected by + exporting a fixed value in the COLUMNS environment. + (merge c49a177bec ab/fix-columns-to-80-during-tests later to maint). + + * On Windows, mergetool has been taught to find kdiff3.exe just like + it finds winmerge.exe. + (merge 47eb4c6890 ms/mergetools-kdiff3-on-windows later to maint). + + * When we cannot figure out how wide the terminal is, we use a + fallback value of 80 ourselves (which cannot be avoided), but when + we run the pager, we export it in COLUMNS, which forces the pager + to use the hardcoded value, even when the pager is perfectly + capable to figure it out itself. Stop exporting COLUMNS when we + fall back on the hardcoded default value for our own use. + (merge 9b6e2c8b98 js/stop-exporting-bogus-columns later to maint). + + * "git cat-file --batch-all-objects"" misbehaved when "--batch" is in + use and did not ask for certain object traits. + (merge ee02ac6164 zh/cat-file-batch-fix later to maint). + + * Some code and doc clarification around "git push". + + * The "union" conflict resultion variant misbehaved when used with + binary merge driver. + (merge 382b601acd jk/union-merge-binary later to maint). + + * Prevent "git p4" from failing to submit changes to binary file. + (merge 54662d5958 dc/p4-binary-submit-fix later to maint). + + * "git grep --and -e foo" ought to have been diagnosed as an error + but instead segfaulted, which has been corrected. + (merge fe7fe62d8d rs/grep-parser-fix later to maint). + + * The merge code had funny interactions between content based rename + detection and directory rename detection. + (merge 3585d0ea23 en/merge-dir-rename-corner-case-fix later to maint). + + * When rebuilding the multi-pack index file reusing an existing one, + we used to blindly trust the existing file and ended up carrying + corrupted data into the updated file, which has been corrected. + (merge f89ecf7988 tb/midx-use-checksum later to maint). + + * Update the location of system-side configuration file on Windows. + (merge e355307692 js/gfw-system-config-loc-fix later to maint). + + * Code recently added to support common ancestry negotiation during + "git push" did not sanity check its arguments carefully enough. + (merge eff40457a4 ab/fetch-negotiate-segv-fix later to maint). + + * Update the documentation not to assume users are of certain gender + and adds to guidelines to do so. + (merge 46a237f42f ds/gender-neutral-doc later to maint). + + * "git commit --allow-empty-message" won't abort the operation upon + an empty message, but the hint shown in the editor said otherwise. + (merge 6f70f00b4f hj/commit-allow-empty-message later to maint). + + * The code that gives an error message in "git multi-pack-index" when + no subcommand is given tried to print a NULL pointer as a strong, + which has been corrected. + (merge 88617d11f9 tb/reverse-midx later to maint). + + * Other code cleanup, docfix, build fix, etc. + (merge bfe35a6165 ah/doc-describe later to maint). + (merge f302c1e4aa jc/clarify-revision-range later to maint). + (merge 3127ff90ea tl/fix-packfile-uri-doc later to maint). + (merge a84216c684 jk/doc-color-pager later to maint). + (merge 4e0a64a713 ab/trace2-squelch-gcc-warning later to maint). + (merge 225f7fa847 ps/rev-list-object-type-filter later to maint). + (merge 5317dfeaed dd/honor-users-tar-in-tests later to maint). + (merge ace6d8e3d6 tk/partial-clone-repack-doc later to maint). + (merge 7ba68e0cf1 js/trace2-discard-event-docfix later to maint). + (merge 8603c419d3 fc/doc-default-to-upstream-config later to maint). + (merge 1d72b604ef jk/revision-squelch-gcc-warning later to maint). + (merge abcb66c614 ar/typofix later to maint). + (merge 9853830787 ah/graph-typofix later to maint). + (merge aac578492d ab/config-hooks-path-testfix later to maint). + (merge 98c7656a18 ar/more-typofix later to maint). + (merge 6fb9195f6c jk/doc-max-pack-size later to maint). + (merge 4184cbd635 ar/mailinfo-memcmp-to-skip-prefix later to maint). + (merge 91d2347033 ar/doc-libera-chat-in-my-first-contrib later to maint). + (merge 338abb0f04 ab/cmd-foo-should-return later to maint). + (merge 546096a5cb ab/xdiff-bug-cleanup later to maint). + (merge b7b793d1e7 ab/progress-cleanup later to maint). + (merge d94f9b8e90 ba/object-info later to maint). + (merge 52ff891c03 ar/test-code-cleanup later to maint). + (merge a0538e5c8b dd/document-log-decorate-default later to maint). + (merge ce24797d38 mr/cmake later to maint). + (merge 9eb542f2ee ab/pre-auto-gc-hook-test later to maint). + (merge 9fffc38583 bk/doc-commit-typofix later to maint). + (merge 1cf823d8f0 ks/submodule-cleanup later to maint). + (merge ebbf5d2b70 js/config-mak-windows-pcre-fix later to maint). + (merge 617480d75b hn/refs-iterator-peel-returns-boolean later to maint). + (merge 6a24cc71ed ar/submodule-helper-include-cleanup later to maint). + (merge 5632e838f8 rs/khash-alloc-cleanup later to maint). + (merge b1d87fbaf1 jk/typofix later to maint). + (merge e04170697a ab/gitignore-discovery-doc later to maint). + (merge 8232a0ff48 dl/packet-read-response-end-fix later to maint). + (merge eb448631fb dl/diff-merge-base later to maint). + (merge c510928a25 hn/refs-debug-empty-prefix later to maint). |