diff options
Diffstat (limited to 'Documentation')
91 files changed, 1175 insertions, 483 deletions
diff --git a/Documentation/CodingGuidelines b/Documentation/CodingGuidelines index 0ddd36879a..4cd95da6b1 100644 --- a/Documentation/CodingGuidelines +++ b/Documentation/CodingGuidelines @@ -526,12 +526,20 @@ Writing Documentation: modifying paragraphs or option/command explanations that contain options or commands: - Literal examples (e.g. use of command-line options, command names, and - configuration variables) are typeset in monospace, and if you can use - `backticks around word phrases`, do so. + Literal examples (e.g. use of command-line options, command names, + branch names, configuration and environment variables) must be + typeset in monospace (i.e. wrapped with backticks): `--pretty=oneline` `git rev-list` `remote.pushDefault` + `GIT_DIR` + `HEAD` + + An environment variable must be prefixed with "$" only when referring to its + value and not when referring to the variable itself, in this case there is + nothing to add except the backticks: + `GIT_DIR` is specified + `$GIT_DIR/hooks/pre-receive` Word phrases enclosed in `backtick characters` are rendered literally and will not be further expanded. The use of `backticks` to achieve the diff --git a/Documentation/Makefile b/Documentation/Makefile index 35c1385ef7..b43d66eae6 100644 --- a/Documentation/Makefile +++ b/Documentation/Makefile @@ -76,6 +76,7 @@ TECH_DOCS += technical/protocol-common TECH_DOCS += technical/racy-git TECH_DOCS += technical/send-pack-pipeline TECH_DOCS += technical/shallow +TECH_DOCS += technical/signature-format TECH_DOCS += technical/trivial-merge SP_ARTICLES += $(TECH_DOCS) SP_ARTICLES += technical/api-index diff --git a/Documentation/RelNotes/2.10.0.txt b/Documentation/RelNotes/2.10.0.txt new file mode 100644 index 0000000000..4252eb7348 --- /dev/null +++ b/Documentation/RelNotes/2.10.0.txt @@ -0,0 +1,289 @@ +Git 2.10 Release Notes +====================== + +Backward compatibility notes +---------------------------- + +Updates since v2.9 +------------------ + +UI, Workflows & Features + + * "git pull --rebase --verify-signature" learned to warn the user + that "--verify-signature" is a no-op when rebasing. + + * An upstream project can make a recommendation to shallowly clone + some submodules in the .gitmodules file it ships. + + * "git worktree add" learned that '-' can be used as a short-hand for + "@{-1}", the previous branch. + + * Update the funcname definition to support css files. + + * The completion script (in contrib/) learned to complete "git + status" options. + + * Messages that are generated by auto gc during "git push" on the + receiving end are now passed back to the sending end in such a way + that they are shown with "remote: " prefix to avoid confusing the + users. + + * "git add -i/-p" learned to honor diff.compactionHeuristic + experimental knob, so that the user can work on the same hunk split + as "git diff" output. + + * "upload-pack" allows a custom "git pack-objects" replacement when + responding to "fetch/clone" via the uploadpack.packObjectsHook. + (merge 20b20a2 jk/upload-pack-hook later to maint). + + * Teach format-patch and mailsplit (hence "am") how a line that + happens to begin with "From " in the e-mail message is quoted with + ">", so that these lines can be restored to their original shape. + (merge d9925d1 ew/mboxrd-format-am later to maint). + + * "git repack" learned the "--keep-unreachable" option, which sends + loose unreachable objects to a pack instead of leaving them loose. + This helps heuristics based on the number of loose objects + (e.g. "gc --auto"). + (merge e26a8c4 jk/repack-keep-unreachable later to maint). + + * "log --graph --format=" learned that "%>|(N)" specifies the width + relative to the terminal's left edge, not relative to the area to + draw text that is to the right of the ancestry-graph section. It + also now accepts negative N that means the column limit is relative + to the right border. + + * A careless invocation of "git send-email directory/" after editing + 0001-change.patch with an editor often ends up sending both + 0001-change.patch and its backup file, 0001-change.patch~, causing + embarrassment and a minor confusion. Detect such an input and + offer to skip the backup files when sending the patches out. + (merge 531220b jc/send-email-skip-backup later to maint). + + * "git submodule update" that drives many "git clone" could + eventually hit flaky servers/network conditions on one of the + submodules; the command learned to retry the attempt. + + * The output coloring scheme learned two new attributes, italic and + strike, in addition to existing bold, reverse, etc. + + * "git log" learns log.showSignature configuration variable, and a + command line option "--no-show-signature" to countermand it. + (merge fce04c3 mj/log-show-signature-conf later to maint). + + * A couple of "git svn" updates. + + * More markings of messages for i18n, with updates to various tests + to pass GETTEXT_POISON tests. + + * "git archive" learned to handle files that are larger than 8GB and + commits far in the future than expressible by the traditional US-TAR + format. + (merge 5caeeb8 jk/big-and-future-archive-tar later to maint). + + +Performance, Internal Implementation, Development Support etc. + + * "git fast-import" learned the same performance trick to avoid + creating too small a packfile as "git fetch" and "git push" have, + using *.unpackLimit configuration. + + * When "git daemon" is run without --[init-]timeout specified, a + connection from a client that silently goes offline can hang around + for a long time, wasting resources. The socket-level KEEPALIVE has + been enabled to allow the OS to notice such failed connections. + + * "git upload-pack" command has been updated to use the parse-options + API. + + * The "git apply" standalone program is being libified; this is the + first step to move many state variables into a structure that can + be explicitly (re)initialized to make the machinery callable more + than once. + + * HTTP transport gained an option to produce more detailed debugging + trace. + (merge 73e57aa ep/http-curl-trace later to maint). + + * Instead of taking advantage of a struct string_list that is + allocated with all NULs happens to be STRING_LIST_INIT_NODUP kind, + initialize them explicitly as such, to document their behaviour + better. + (merge 2721ce2 jk/string-list-static-init later to maint). + + * HTTPd tests learned to show the server error log to help diagnosing + a failing tests. + (merge 44f243d nd/test-lib-httpd-show-error-log-in-verbose later to maint). + + * The ownership rule for the piece of memory that hold references to + be fetched in "git fetch" was screwy, which has been cleaned up. + + * "git bisect" makes an internal call to "git diff-tree" when + bisection finds the culprit, but this call did not initialize the + data structure to pass to the diff-tree API correctly. + + * Further preparatory clean-up for "worktree" feature continues. + (merge 0409e0b nd/worktree-cleanup-post-head-protection later to maint). + + * Formats of the various data (and how to validate them) where we use + GPG signature have been documented. + + * A new run-command API function pipe_command() is introduced to + sanely feed data to the standard input while capturing data from + the standard output and the standard error of an external process, + which is cumbersome to hand-roll correctly without deadlocking. + + The codepath to sign data in a prepared buffer with GPG has been + updated to use this API to read from the status-fd to check for + errors (instead of relying on GPG's exit status). + (merge efee955 jk/gpg-interface-cleanup later to maint). + + * Allow t/perf framework to use the features from the most recent + version of Git even when testing an older installed version. + + +Also contains various documentation updates and code clean-ups. + + +Fixes since v2.9 +---------------- + +Unless otherwise noted, all the fixes since v2.8 in the maintenance +track are contained in this release (see the maintenance releases' +notes for details). + + * The commands in `git log` family take %C(auto) in a custom format + string. This unconditionally turned the color on, ignoring + --no-color or with --color=auto when the output is not connected to + a tty; this was corrected to make the format truly behave as + "auto". + + * "git rev-list --count" whose walk-length is limited with "-n" + option did not work well with the counting optimized to look at the + bitmap index. + + * "git show -W" (extend hunks to cover the entire function, delimited + by lines that match the "funcname" pattern) used to show the entire + file when a change added an entire function at the end of the file, + which has been fixed. + + * The documentation set has been updated so that literal commands, + configuration variables and environment variables are consistently + typeset in fixed-width font and bold in manpages. + + * "git svn propset" subcommand that was added in 2.3 days is + documented now. + + * The documentation tries to consistently spell "GPG"; when + referring to the specific program name, "gpg" is used. + + * "git reflog" stopped upon seeing an entry that denotes a branch + creation event (aka "unborn"), which made it appear as if the + reflog was truncated. + + * The git-prompt scriptlet (in contrib/) was not friendly with those + who uses "set -u", which has been fixed. + + * compat/regex code did not cleanly compile. + + * A codepath that used alloca(3) to place an unbounded amount of data + on the stack has been updated to avoid doing so. + + * "git update-index --add --chmod=+x file" may be usable as an escape + hatch, but not a friendly thing to force for people who do need to + use it regularly. "git add --chmod=+x file" can be used instead. + + * Build improvements for gnome-keyring (in contrib/) + + * "git status" used to say "working directory" when it meant "working + tree". + + * Comments about misbehaving FreeBSD shells have been clarified with + the version number (9.x and before are broken, newer ones are OK). + + * "git cherry-pick A" worked on an unborn branch, but "git + cherry-pick A..B" didn't. + + * Fix an unintended regression in v2.9 that breaks "clone --depth" + that recurses down to submodules by forcing the submodules to also + be cloned shallowly, which many server instances that host upstream + of the submodules are not prepared for. + + * Fix unnecessarily waste in th |