diff options
Diffstat (limited to 'Documentation/RelNotes/2.16.0.txt')
| -rw-r--r-- | Documentation/RelNotes/2.16.0.txt | 232 |
1 files changed, 203 insertions, 29 deletions
diff --git a/Documentation/RelNotes/2.16.0.txt b/Documentation/RelNotes/2.16.0.txt index e46197f478..f7fca7123f 100644 --- a/Documentation/RelNotes/2.16.0.txt +++ b/Documentation/RelNotes/2.16.0.txt @@ -33,6 +33,80 @@ UI, Workflows & Features * "git stash save" has been deprecated in favour of "git stash push". + * The set of paths output from "git status --ignored" was tied + closely with its "--untracked=<mode>" option, but now it can be + controlled more flexibly. Most notably, a directory that is + ignored because it is listed to be ignored in the ignore/exclude + mechanism can be handled differently from a directory that ends up + to be ignored only because all files in it are ignored. + + * The remote-helper for talking to MediaWiki has been updated to + truncate an overlong pagename so that ".mw" suffix can still be + added. + + * The remote-helper for talking to MediaWiki has been updated to + work with mediawiki namespaces. + + * The "--format=..." option "git for-each-ref" takes learned to show + the name of the 'remote' repository and the ref at the remote side + that is affected for 'upstream' and 'push' via "%(push:remotename)" + and friends. + + * Doc and message updates to teach users "bisect view" is a synonym + for "bisect visualize". + + * "git bisect run" that did not specify any command to run used to go + ahead and treated all commits to be tested as 'good'. This has + been corrected by making the command error out. + + * The SubmittingPatches document has been converted to produce an + HTML version via AsciiDoc/Asciidoctor. + + * We learned to talk to watchman to speed up "git status" and other + operations that need to see which paths have been modified. + + * The "diff" family of commands learned to ignore differences in + carriage return at the end of line. + + * Places that know about "sendemail.to", like documentation and shell + completion (in contrib/) have been taught about "sendemail.tocmd", + too. + + * "git add --renormalize ." is a new and safer way to record the fact + that you are correcting the end-of-line convention and other + "convert_to_git()" glitches in the in-repository data. + + * "git branch" and "git checkout -b" are now forbidden from creating + a branch whose name is "HEAD". + + * "git branch --list" learned to show its output through the pager by + default when the output is going to a terminal, which is controlled + by the pager.branch configuration variable. This is similar to a + recent change to "git tag --list". + + * "git grep -W", "git diff -W" and their friends learned a heuristic + to extend a pre-context beyond the line that matches the "function + pattern" (aka "diff.*.xfuncname") to include a comment block, if + exists, that immediately precedes it. + + * "git config --expiry-date gc.reflogexpire" can read "2.weeks" from + the configuration and report it as a timestamp, just like "--int" + would read "1k" and report 1024, to help consumption by scripts. + + * The shell completion (in contrib/) learned that "git pull" can take + the "--autostash" option. + + * The tagnames "git log --decorate" uses to annotate the commits can + now be limited to subset of available refs with the two additional + options, --decorate-refs[-exclude]=<pattern>. + + * "git grep" compiled with libpcre2 sometimes triggered a segfault, + which is being fixed. + + * "git send-email" tries to see if the sendmail program is available + in /usr/lib and /usr/sbin; extend the list of locations to be + checked to also include directories on $PATH. + Performance, Internal Implementation, Development Support etc. @@ -60,15 +134,34 @@ Performance, Internal Implementation, Development Support etc. * Conversion from uchar[20] to struct object_id continues. * Code cleanup. - (merge 62a24c8923 rs/hex-to-bytes-cleanup later to maint). * A single-word "unsigned flags" in the diff options is being split into a structure with many bitfields. - (merge 0d1e0e7801 bw/diff-opt-impl-to-bitfields later to maint). * TravisCI build updates. - (merge c2154953b8 sg/travis-fixes later to maint). + * Parts of a test to drive the long-running content filter interface + has been split into its own module, hopefully to eventually become + reusable. + + * Drop (perhaps overly cautious) sanity check before using the index + read from the filesystem at runtime. + + * The build procedure has been taught to avoid some unnecessary + instability in the build products. + + * A new mechanism to upgrade the wire protocol in place is proposed + and demonstrated that it works with the older versions of Git + without harming them. + + * An infrastructure to define what hash function is used in Git is + introduced, and an effort to plumb that throughout various + codepaths has been started. + + * The code to iterate over loose object files got optimized. + + * An internal function that was left for backward compatibility has + been removed, as there is no remaining callers. Also contains various documentation updates and code clean-ups. @@ -81,86 +174,167 @@ Fixes since v2.15 "auto" for coloured output configuration, i.e. either the standard output stream is going to tty, or a pager is in use. We forgot the latter, which has been fixed. - (merge 965ff23a43 kd/auto-col-with-pager-fix later to maint). * The experimental "color moved lines differently in diff output" - feature was buggy around "ignore whitespace changes" edges, whihch + feature was buggy around "ignore whitespace changes" edges, which has been corrected. - (merge b66b507292 jk/diff-color-moved-fix later to maint). * Instead of using custom line comparison and hashing functions to implement "moved lines" coloring in the diff output, use the pair of these functions from lower-layer xdiff/ code. - (merge 01be97c2b2 sb/diff-color-moved-use-xdl-recmatch later to maint). * Some codepaths did not check for errors when asking what branch the HEAD points at, which have been fixed. - (merge dbd2b55cb7 jk/misc-resolve-ref-unsafe-fixes later to maint). * "git commit", after making a commit, did not check for errors when - asking on what branch it made the commit, which has been correted. - (merge c26de08370 ao/check-resolve-ref-unsafe-result later to maint). + asking on what branch it made the commit, which has been corrected. * "git status --ignored -u" did not stop at a working tree of a separate project that is embedded in an ignored directory and listed files in that other project, instead of just showing the directory itself as ignored. - (merge fadb4820c4 js/submodule-in-excluded later to maint). * A broken access to object databases in recent update to "git grep --recurse-submodules" has been fixed. - (merge 9560e6245a bw/grep-recurse-submodules later to maint). * A recent regression in "git rebase -i" that broke execution of git - commands from subdirectories via "exec" insn has been fixed. - (merge 09d7b6c6fa jk/rebase-i-exec-gitdir-fix later to maint). + commands from subdirectories via "exec" instruction has been fixed. * A (possibly flakey) test fix. - (merge cff48ccf2a jc/t5601-copy-workaround later to maint). * "git check-ref-format --branch @{-1}" bit a "BUG()" when run outside a repository for obvious reasons; clarify the documentation and make sure we do not even try to expand the at-mark magic in such a case, but still call the validation logic for branch names. - (merge 89dd32aedc jc/check-ref-format-oor later to maint). * "git fetch --recurse-submodules" now knows that submodules can be moved around in the superproject in addition to getting updated, and finds the ones that need to be fetched accordingly. - (merge 4b4acedd61 hv/fetch-moved-submodules-on-demand later to maint). * Command line completion (in contrib/) update. - (merge 6357d9d004 tb/complete-checkout later to maint). * Description of blame.{showroot,blankboundary,showemail,date} configuration variables have been added to "git config --help". - (merge de0bc11d13 sb/blame-config-doc later to maint). * After an error from lstat(), diff_populate_filespec() function sometimes still went ahead and used invalid data in struct stat, which has been fixed. - (merge 10e0ca843d ao/diff-populate-filespec-lstat-errorpath-fix later to maint). * UNC paths are also relevant in Cygwin builds and they are now tested just like Mingw builds. - (merge f21d60b429 ad/5580-unc-tests-on-cygwin later to maint). * Correct start-up sequence so that a repository could be placed immediately under the root directory again (which was broken at around Git 2.13). - (merge fa4d8c783d js/early-config later to maint). * The credential helper for libsecret (in contrib/) has been improved to allow possibly prompting the end user to unlock secrets that are currently locked (otherwise the secrets may not be loaded). - (merge 9c109e9bbc dk/libsecret-unlock-to-load-fix later to maint). * MinGW updates. - (merge 39bb86b4e5 js/mingw-full-version-in-resources later to maint). - (merge 601e1e7897 js/wincred-empty-cred later to maint). - (merge b2f55717c7 js/mingw-redirect-std-handles later to maint). + + * Error checking in "git imap-send" for empty response has been + improved. + + * Recent update to the refs infrastructure implementation started + rewriting packed-refs file more often than before; this has been + optimized again for most trivial cases. + + * Some error messages did not quote filenames shown in it, which have + been fixed. + + * "git rebase -i" recently started misbehaving when a submodule that + is configured with 'submodule.<name>.ignore' is dirty; this has + been corrected. + + * Building with NO_LIBPCRE1_JIT did not disable it, which has been fixed. + + * We used to add an empty alternate object database to the system + that does not help anything; it has been corrected. + + * Doc update around use of "format-patch --subject-prefix" etc. + + * A fix for an ancient bug in "git apply --ignore-space-change" codepath. + + * Clarify and enhance documentation for "merge-base --fork-point", as + it was clear what it computed but not why/what for. + + * A few scripts (both in production and tests) incorrectly redirected + their error output. These have been corrected. + + * "git notes" sent its error message to its standard output stream, + which was corrected. + + * The three-way merge performed by "git cherry-pick" was confused + when a new submodule was added in the meantime, which has been + fixed (or "papered over"). + + * The sequencer machinery (used by "git cherry-pick A..B", and "git + rebase -i", among other things) would have lost a commit if stopped + due to an unlockable index file, which has been fixed. + + * "git apply --inaccurate-eof" when used with "--ignore-space-change" + triggered an internal sanity check, which has been fixed. + + * Command line completion (in contrib/) has been taught about the + "--copy" option of "git branch". + + * When "git rebase" prepared an mailbox of changes and fed it to "git + am" to replay them, it was confused when a stray "From " happened + to be in the log message of one of the replayed changes. This has + been corrected. + + * There was a recent semantic mismerge in the codepath to write out a + section of a configuration section, which has been corrected. + + * Mentions of "git-rebase" and "git-am" (dashed form) still remained + in end-user visible strings emitted by the "git rebase" command; + they have been corrected. + + * Contrary to the documentation, "git pull -4/-6 other-args" did not + ask the underlying "git fetch" to go over IPv4/IPv6, which has been + corrected. + + * "git checkout --recursive" may overwrite and rewind the history of + the branch that happens to be checked out in submodule + repositories, which might not be desirable. Detach the HEAD but + still allow the recursive checkout to succeed in such a case. + (merge 57f22bf997 sb/submodule-recursive-checkout-detach-head later to maint). + + * "git branch --set-upstream" has been deprecated and (sort of) + removed, as "--set-upstream-to" is the preferred one these days. + The documentation still had "--set-upstream" listed on its + synopsis section, which has been corrected. + (merge a060f3d3d8 tz/branch-doc-remove-set-upstream later to maint). + + * Internally we use 0{40} as a placeholder object name to signal the + codepath that there is no such object (e.g. the fast-forward check + while "git fetch" stores a new remote-tracking ref says "we know + there is no 'old' thing pointed at by the ref, as we are creating + it anew" by passing 0{40} for the 'old' side), and expect that a + codepath to locate an in-core object to return NULL as a sign that + the object does not exist. A look-up for an object that does not + exist however is quite costly with a repository with large number + of packfiles. This access pattern has been optimized. + (merge 87b5e236a1 jk/fewer-pack-rescan later to maint). + + * In addition to "git stash -m message", the command learned to + accept "git stash -mmessage" form. + (merge 5675473fcb ph/stash-save-m-option-fix later to maint). + + * @{-N} in "git checkout @{-N}" may refer to a detached HEAD state, + but the documentation was not clear about it, which has been fixed. + (merge 75ce149575 ks/doc-checkout-previous later to maint). + + * A regression in the progress eye-candy was fixed. + (merge 9c5951cacf jk/progress-delay-fix later to maint). * Other minor doc, test and build updates and code cleanups. - (merge bab76141da cn/diff-indent-no-longer-is-experimental later to maint). - (merge 8684dde10d jm/relnotes-2.15-typofix later to maint). - (merge cd3f8e2fc2 ks/mailmap later to maint). + (merge 1a1fc2d5b5 rd/man-prune-progress later to maint). + (merge 0ba014035a rd/man-reflog-add-n later to maint). + (merge e54b63359f rd/doc-notes-prune-fix later to maint). + (merge ff4c9b413a sp/doc-info-attributes later to maint). + (merge 7db2cbf4f1 jc/receive-pack-hook-doc later to maint). + (merge 5a0526264b tg/t-readme-updates later to maint). + (merge 5e83cca0b8 jk/no-optional-locks later to maint). + (merge 826c778f7c js/hashmap-update-sample later to maint). |