relnotes: add 6.4.4

relnotes/6.4

@@ -1,203 +1,214 b''
+= Mercurial 6.4.4 =
+
+ * clonebundles: filter out invalid schemes instead of failing on them
+ * doc: format argument for date uses strftime format string (issue6818)
+ * test: make test-contrib-perf.t more robust
+ * revlog: fix a bug in revlog splitting
+ * bundles: clarify streaming v2 bundle usage
+ * delta-find: fix pulled-delta-reuse-policy=forced behavior
+ * dirstate: fall back to v1 if reading v2 failed
+ * revlog: avoid possible collision between directory and temporary index
+
 = Mercurial 6.4.3 =
 
  * chg: declare environ (issue6812)
  * chg: set CHGHG before connecting to command server
  * delta-find: never do anything fancy when general delta is off
  * delta-find: add a simple safeguard to prevent bad non-general-delta
  * debug-delta: add minimal documentation for `devel.bundle-delta` option
  * fix: highlight the required configuration and behavior of the fixer tools
  * rhg: don't print copy source when --no-status is passed
  * rhg: correctly relativize copy source path
  * repo-upgrade: write new requirement before upgrading the dirstate
  * backup: fix issue when the backup end up in a different directory
 
 = Mercurial 6.4.2 =
 
 Exceptional bugfix release due to a corruption bug that happens when using
 clonebundles on repositories with large files.
 
  * revlog-split: make sure the self._indexfile attribute is reset (issue6811)
 
 
 = Mercurial 6.4.1 =
 
  * rhg: fix a bug in path encoding
  * rhg: don't crash on empty directory names in path_encode, just in case
  * commands: correct documentation of hg serve’s --ipv6 options
  * run-tests: remove obsolete coverage check and packaging import (issue6805)
  * chg: populate CHGHG if not set
  * match: sort patterns before compiling them into a regex
  * match: match explicit file using a set
  * rebase: do not cleanup the working copy when --dry-run is used (issue6802)
  * sslutil: set context security level for legacy tls testing (issue6760)
 
 
 = Mercurial 6.4 =
 
 == New Features ==
 
  * There is a new internal merge tool called `internal:union-other-first`.
    It works like `internal:union` but add other side on top of local.
  * Pullbundles are enabled by default
  * delta-find: add a way to control the number of bases tested at the same time
  * changelog-v2: add a configuration to disable rank computation
  * debug: add an option to display statistic about a bundling operation
  * debug: add an option to display statistic about a unbundling operation
  * delta-find: add a delta-reuse policy that blindly accepts incoming deltas
  * debug: add debug-revlog-stats command
  * dirstate: add narrow support to `verify`
  * verify: also check dirstate
  * commit: add --draft option to use draft phase
  * amend: add a --draft option to set phase to draft
  * debug: add a config to abort update early
  * rhg: implement checkexec to support weird filesystems
  * debugshell: allow commands to be specified as a CLI argument
  * rhg-files: add support for narrow when specifying a revision
  * rust-narrow: enable narrow support for plain `rhg files`
 
 == Bug Fixes ==
 
 Aside from the following (unordered) commits which made it through a manual filter, there are a bunch of typing improvements and fixes, removal of deprecated code and general code cleanup.
 
  * lfs: improve an exception message for blob corruption detected on transfer
  * revlog: use the user facing filename as the display_id for filelogs
  * rust-status: query fs traversal metadata lazily
  * shelve: add Shelf.changed_files for resolving changed files in a plugin
  * demandimport: ensure lazyloaderex sets loader attributes (issue6725)
  * typing: fix a syntax error in mercurial/cext/bdiff.pyi
  * cffi: fix a bytes vs str issue on macOS when listing directories
  * changelog-v2: fix the docket `struct`
  * schemes: fix a broken check for drive letter conflicts
  * worker: avoid reading 1 byte at a time from the OS pipe
  * rust-narrow: fix loop that never loops
  * setup: Ensure target directory exists with building rust extension
  * dirstate: invalidate changes when parent-change fails
  * dirstate: warn about non-explicitly rolledback parent-change
  * dirstate: write dirstate on successful exit of changing_parents context
  * largefile: make sure we hold the lock when updating the second dirstate
  * dirstate: enforce holding the lock while doing any changes
  * run-tests: stop ignoring venv-installed packages
  * transaction: run abort callback in all cases
  * transaction: quietly rollback if no other changes than temporary files
  * debugrebuilddirstate: double check that no transaction is open
  * dirstate: do not write an empty dirstate just for backup
  * locking: take the `wlock` for the full `hg add` duration
  * locking: take the `wlock` for the full `hg remove` duration
  * locking: take the `wlock` for the full `hg forget` duration
  * locking: take the `wlock` for the full `hg addremove` duration
  * locking: grab the wlock before touching the dirstate in `perfdirstatewrite`
  * locking: hold the wlock for the full duration of the "keyword demo"
  * mq: properly take the wlock during the full qfold operation
  * dirstate: invalidate the dirstate change on transaction failure
  * status: fix post status writing
  * status: fix post status invalidation
  * dirstate: avoid transaction backup/restore if we do not hold the lock
  * rollback: explicitly skip dirstate rollback when applicable
  * dirstate-guard: remove the feature
  * dirstate: make `restorebackup` more robust when it is a noop
  * dirstate: generalize the dirstate's invalidation on transaction abort
  * dirstate: detect potential fishy transaction patterns while changing
  * mq: write the dirstate before stripping
  * dirstate: explicitly backup the datafile
  * localrepo: enforce a clean dirstate when the transaction open
  * localrepo: "blindly" do a dirstate backup at the end of the transaction
  * dirstate: remove the dedicated backup logic
  * rhg: fix a bug in path_encode
  * dirstate: invalidate on all exceptions
  * large-files: make sure we write newly initialized standin file early
  * dirstate: warn if dirty when starting an edition
  * dirstate: track that changes are pending in a transaction
  * dirstate: distinct transaction callback from largefile
  * automv: lock the repository before searching for renames
  * dirstate: only reload the dirstate when it may have changed
  * dirstate: cleanup the `_map` property cache
  * status: invalidate dirstate  on LockError
  * dirstate: check that dirstate is clean at the initial context opening
  * dirstate: have `running_status` write the dirstate when holding the lock
  * dirstate: have `running_status` warn when exiting with a dirty dirstate
  * narrow: widden the lock context in `tracking`
  * narrow: enforce that narrow spec is written within a transaction
  * transaction: no longer explicitly cache phaseroots
  * transaction: no longer explicitly cache bookmarks
  * transaction: use the standard transaction mechanism to backup branch
  * bundlerepo: handle changegroup induced phase movement in the associated method
  * bundlerepo: apply phase data stored in the bundle instead of assuming `draft`
  * config-item: declare undeclared path suboption
  * narrow: read pending file when applicable
  * rust: fix building on macOS (issue6801)
  * run-tests: fix a crash when using the coverage options
  * undo-files: also remove the undo.backupfiles
  * undo-files: cleanup backup when cleaning undos
  * undo-files: clean existing files up before writing new one
  * undo-files: cleanup legacy files when applicable
  * dirstate-v2: fix an incorrect handling of readdir errors
  * rust: update zstd dependency
  * rust: upgrade `rayon` dependency
  * dirstate: fix the bug in [status] dealing with committed&ignored directories
  * dirstate: fix a potential traceback when in `copy` and `rename`
  * histedit: fix diff colors
  * cext: fix for PyLong refactoring in CPython 3.12
  * py3: fix for Python 3.12 emitting SyntaxWarning on invalid escape sequences
  * statprof: with Python 3.12, lineno is (more) often None
  * transaction: properly clean up backup file outside of .hg/store/
  * transaction: raise on backup restoration error
  * revlog: improve the robustness of the splitting process
  * debugdeltachain: stop summing the same chain over and over
  * url: don't ignore timeout for https connections
  * py3: fix for Python 3.12 emitting SyntaxWarning on invalid escape sequences
  * tests: accept a test output change in [tests/test-serve.t]
  * rust: fix thread cap (for real this time)
  * dirstate: try refreshing the changelog when parent are unknown
  * hooks: invalidate the repo after the hooks
 
 == Backwards Compatibility Changes ==
  * rust: upgrade supported Rust toolchain version
  * rust: move all crates in the main workspace to edition 2021
  * hg-core: upgrade `zstd` dependency
  * hg-core: upgrade `clap` dependency
  * hg-core: upgrade all remaining dependencies
  * hg-cpython: upgrade dependencies
  * rhg: upgrade `clap` dependency
  * rhg: upgrade the remainder of the dependencies
 
 == Internal API Changes ==
 
  * Many APIs around the dirstate have been made much stricter with regards to
    locking and transaction handling
  * Some dirstate APIs have been renamed/removed
  * In both cases, you should get loud complaints in your tests if you do
    something wrong.
 
 == Miscellaneous ==
 
  * pullbundle support no longer requires setting a server-side option,
    providing a .hg/pullbundles.manifest according to the syntax specified in
    'hg help -e clonebundles' is enough.
  * debug-delta-find: add a --source option
  * delta-find: add debug information about reuse of cached data
  * delta-find: set the default candidate chunk size to 10
  * attr: vendor 22.1.0
  * configitems: add a default value for "merge-tools.xxx.regappend"
  * debugrevlog: display total stored information
  * emitrevision: if we need to compute a delta on the fly, try p1 or p2 first
  * emitrevision: consider ancestors revision to emit as available base
  * find-delta: pass the cache-delta usage policy alongside the cache-delta
  * delta-find: use a smarter object for snapshot caching
  * delta-find: use sets instead of list in the snapshot cache
  * delta-find: make sure we only use newer full snapshot as candidate
  * delta-find: use a single snapshot cache when applying a group to an object
  * bundleoperation: optionnaly record the `remote` that produced the bundle
  * bundle: when forcing acceptance of incoming delta also accept snapshot
  * bundle: emit full snapshot as is, without doing a redelta
  * pathutil: slightly faster path audit in the common case
  * merge: don't pay for pathconflicts if there are none
  * merge: short-circuit the _checkfs loop upon getting ENOENT
  * merge: disable the whole filesystem access loop if [_realfs] is false
  * merge: cache the fs checks made during [_checkunknownfiles]
  * rust: use `logging_timer` instead of `micro_timer`
  * rust: run `cargo clippy`
  * makefile: add `cargo clippy` to tests if cargo is available
  * heptapod-ci: add `clippy` to the CI
  * convert: use a priority queue for sorting commits, to make sorting faster
  * delta-find: adjust the default candidate group chunk size
  * delta-find: declare the "paths..*:pulled-delta-reuse-policy option
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