diff options
Diffstat (limited to 'Documentation')
122 files changed, 2329 insertions, 607 deletions
diff --git a/Documentation/CodingGuidelines b/Documentation/CodingGuidelines index b8bf618a30..fe1c1e5bc2 100644 --- a/Documentation/CodingGuidelines +++ b/Documentation/CodingGuidelines @@ -31,25 +31,36 @@ But if you must have a list of rules, here they are. For shell scripts specifically (not exhaustive): + - We use tabs for indentation. + + - Case arms are indented at the same depth as case and esac lines. + - We prefer $( ... ) for command substitution; unlike ``, it properly nests. It should have been the way Bourne spelled it from day one, but unfortunately isn't. - - We use ${parameter-word} and its [-=?+] siblings, and their - colon'ed "unset or null" form. + - We use POSIX compliant parameter substitutions and avoid bashisms; + namely: - - We use ${parameter#word} and its [#%] siblings, and their - doubled "longest matching" form. + - We use ${parameter-word} and its [-=?+] siblings, and their + colon'ed "unset or null" form. - - We use Arithmetic Expansion $(( ... )). + - We use ${parameter#word} and its [#%] siblings, and their + doubled "longest matching" form. - - No "Substring Expansion" ${parameter:offset:length}. + - No "Substring Expansion" ${parameter:offset:length}. - - No shell arrays. + - No shell arrays. - - No strlen ${#parameter}. + - No strlen ${#parameter}. - - No regexp ${parameter/pattern/string}. + - No pattern replacement ${parameter/pattern/string}. + + - We use Arithmetic Expansion $(( ... )). + + - Inside Arithmetic Expansion, spell shell variables with $ in front + of them, as some shells do not grok $((x)) while accepting $(($x)) + just fine (e.g. dash older than 0.5.4). - We do not use Process Substitution <(list) or >(list). @@ -132,3 +143,55 @@ For C programs: - When we pass <string, length> pair to functions, we should try to pass them in that order. + +Writing Documentation: + + Every user-visible change should be reflected in the documentation. + The same general rule as for code applies -- imitate the existing + conventions. A few commented examples follow to provide reference + when writing or modifying command usage strings and synopsis sections + in the manual pages: + + Placeholders are spelled in lowercase and enclosed in angle brackets: + <file> + --sort=<key> + --abbrev[=<n>] + + Possibility of multiple occurrences is indicated by three dots: + <file>... + (One or more of <file>.) + + Optional parts are enclosed in square brackets: + [<extra>] + (Zero or one <extra>.) + + --exec-path[=<path>] + (Option with an optional argument. Note that the "=" is inside the + brackets.) + + [<patch>...] + (Zero or more of <patch>. Note that the dots are inside, not + outside the brackets.) + + Multiple alternatives are indicated with vertical bar: + [-q | --quiet] + [--utf8 | --no-utf8] + + Parentheses are used for grouping: + [(<rev>|<range>)...] + (Any number of either <rev> or <range>. Parens are needed to make + it clear that "..." pertains to both <rev> and <range>.) + + [(-p <parent>)...] + (Any number of option -p, each with one <parent> argument.) + + git remote set-head <name> (-a | -d | <branch>) + (One and only one of "-a", "-d" or "<branch>" _must_ (no square + brackets) be provided.) + + And a somewhat more contrived example: + --diff-filter=[(A|C|D|M|R|T|U|X|B)...[*]] + Here "=" is outside the brackets, because "--diff-filter=" is a + valid usage. "*" has its own pair of brackets, because it can + (optionally) be specified only when one or more of the letters is + also provided. diff --git a/Documentation/Makefile b/Documentation/Makefile index e117bc4315..36989b7f65 100644 --- a/Documentation/Makefile +++ b/Documentation/Makefile @@ -63,35 +63,28 @@ endif # # For asciidoc ... -# -7.1.2, no extra settings are needed. -# 8.0-, set ASCIIDOC8. +# -7.1.2, set ASCIIDOC7 +# 8.0-, no extra settings are needed # # # For docbook-xsl ... -# -1.68.1, set ASCIIDOC_NO_ROFF? (based on changelog from 1.73.0) -# 1.69.0, no extra settings are needed? +# -1.68.1, no extra settings are needed? +# 1.69.0, set ASCIIDOC_ROFF? # 1.69.1-1.71.0, set DOCBOOK_SUPPRESS_SP? -# 1.71.1, no extra settings are needed? +# 1.71.1, set ASCIIDOC_ROFF? # 1.72.0, set DOCBOOK_XSL_172. -# 1.73.0-, set ASCIIDOC_NO_ROFF +# 1.73.0-, no extra settings are needed # -# -# If you had been using DOCBOOK_XSL_172 in an attempt to get rid -# of 'the ".ft C" problem' in your generated manpages, and you -# instead ended up with weird characters around callouts, try -# using ASCIIDOC_NO_ROFF instead (it works fine with ASCIIDOC8). -# - -ifdef ASCIIDOC8 +ifndef ASCIIDOC7 ASCIIDOC_EXTRA += -a asciidoc7compatible -a no-inline-literal endif ifdef DOCBOOK_XSL_172 ASCIIDOC_EXTRA += -a git-asciidoc-no-roff MANPAGE_XSL = manpage-1.72.xsl else - ifdef ASCIIDOC_NO_ROFF + ifndef ASCIIDOC_ROFF # docbook-xsl after 1.72 needs the regular XSL, but will not # pass-thru raw roff codes from asciidoc.conf, so turn them off. ASCIIDOC_EXTRA += -a git-asciidoc-no-roff diff --git a/Documentation/RelNotes/1.6.4.5.txt b/Documentation/RelNotes/1.6.4.5.txt new file mode 100644 index 0000000000..eb6307dcbb --- /dev/null +++ b/Documentation/RelNotes/1.6.4.5.txt @@ -0,0 +1,20 @@ +Git v1.6.4.5 Release Notes +========================== + +Fixes since v1.6.4.4 +-------------------- + + * Simplified base85 implementation. + + * An overlong line after ".gitdir: " in a git file caused out of bounds + access to an array on the stack. + + * "git count-objects" did not handle packs larger than 4G. + + * "git rev-parse --parseopt --stop-at-non-option" did not stop at non option + when --keep-dashdash was in effect. + + * "gitweb" can sometimes be tricked into parrotting a filename argument + given in a request without properly quoting. + +Other minor fixes and documentation updates are included. diff --git a/Documentation/RelNotes/1.6.5.9.txt b/Documentation/RelNotes/1.6.5.9.txt new file mode 100644 index 0000000000..bb469dd71e --- /dev/null +++ b/Documentation/RelNotes/1.6.5.9.txt @@ -0,0 +1,18 @@ +Git v1.6.5.9 Release Notes +========================== + +Fixes since v1.6.5.8 +-------------------- + + * An overlong line after ".gitdir: " in a git file caused out of bounds + access to an array on the stack. + + * "git blame -L $start,$end" segfaulted when too large $start was given. + + * "git rev-parse --parseopt --stop-at-non-option" did not stop at non option + when --keep-dashdash was in effect. + + * "gitweb" can sometimes be tricked into parrotting a filename argument + given in a request without properly quoting. + +Other minor fixes and documentation updates are included. diff --git a/Documentation/RelNotes/1.6.6.3.txt b/Documentation/RelNotes/1.6.6.3.txt new file mode 100644 index 0000000000..11483acaec --- /dev/null +++ b/Documentation/RelNotes/1.6.6.3.txt @@ -0,0 +1,23 @@ +Git v1.6.6.3 Release Notes +========================== + +Fixes since v1.6.6.2 +-------------------- + + * An overlong line after ".gitdir: " in a git file caused out of bounds + access to an array on the stack. + + * "git bisect $path" did not correctly diagnose an error when given a + non-existent path. + + * "git blame -L $start,$end" segfaulted when too large $start was given. + + * "git imap-send" did not write draft box with CRLF line endings per RFC. + + * "git rev-parse --parseopt --stop-at-non-option" did not stop at non option + when --keep-dashdash was in effect. + + * "gitweb" can sometimes be tricked into parrotting a filename argument + given in a request without properly quoting. + +Other minor fixes and documentation updates are included. diff --git a/Documentation/RelNotes/1.7.0.8.txt b/Documentation/RelNotes/1.7.0.8.txt new file mode 100644 index 0000000000..7f05b48e17 --- /dev/null +++ b/Documentation/RelNotes/1.7.0.8.txt @@ -0,0 +1,10 @@ +Git v1.7.0.8 Release Notes +========================== + +This is primarily to backport support for the new "add.ignoreErrors" +name given to the existing "add.ignore-errors" configuration variable. + +The next version, Git 1.7.4, and future versions, will support both +old and incorrect name and the new corrected name, but without this +backport, users who want to use the new name "add.ignoreErrors" in +their repositories cannot use older versions of Git. diff --git a/Documentation/RelNotes/1.7.0.9.txt b/Documentation/RelNotes/1.7.0.9.txt new file mode 100644 index 0000000000..bfb3166387 --- /dev/null +++ b/Documentation/RelNotes/1.7.0.9.txt @@ -0,0 +1,8 @@ +Git v1.7.0.9 Release Notes +========================== + +Fixes since v1.7.0.8 +-------------------- + + * "gitweb" can sometimes be tricked into parrotting a filename argument + given in a request without properly quoting. diff --git a/Documentation/RelNotes/1.7.1.3.txt b/Documentation/RelNotes/1.7.1.3.txt new file mode 100644 index 0000000000..5b18518449 --- /dev/null +++ b/Documentation/RelNotes/1.7.1.3.txt @@ -0,0 +1,10 @@ +Git v1.7.1.3 Release Notes +========================== + +This is primarily to backport support for the new "add.ignoreErrors" +name given to the existing "add.ignore-errors" configuration variable. + +The next version, Git 1.7.4, and future versions, will support both +old and incorrect name and the new corrected name, but without this +backport, users who want to use the new name "add.ignoreErrors" in +their repositories cannot use older versions of Git. diff --git a/Documentation/RelNotes/1.7.1.4.txt b/Documentation/RelNotes/1.7.1.4.txt new file mode 100644 index 0000000000..7c734b4f7b --- /dev/null +++ b/Documentation/RelNotes/1.7.1.4.txt @@ -0,0 +1,8 @@ +Git v1.7.1.4 Release Notes +========================== + +Fixes since v1.7.1.3 +-------------------- + + * "gitweb" can sometimes be tricked into parrotting a filename argument + given in a request without properly quoting. diff --git a/Documentation/RelNotes/1.7.2.4.txt b/Documentation/RelNotes/1.7.2.4.txt new file mode 100644 index 0000000000..f7950a4c04 --- /dev/null +++ b/Documentation/RelNotes/1.7.2.4.txt @@ -0,0 +1,10 @@ +Git v1.7.2.4 Release Notes +========================== + +This is primarily to backport support for the new "add.ignoreErrors" +name given to the existing "add.ignore-errors" configuration variable. + +The next version, Git 1.7.4, and future versions, will support both +old and incorrect name and the new corrected name, but without this +backport, users who want to use the new name "add.ignoreErrors" in +their repositories cannot use older versions of Git. diff --git a/Documentation/RelNotes/1.7.2.5.txt b/Documentation/RelNotes/1.7.2.5.txt new file mode 100644 index 0000000000..bf976c40db --- /dev/null +++ b/Documentation/RelNotes/1.7.2.5.txt @@ -0,0 +1,8 @@ +Git v1.7.2.5 Release Notes +========================== + +Fixes since v1.7.2.4 +-------------------- + + * "gitweb" can sometimes be tricked into parrotting a filename argument + given in a request without properly quoting. diff --git a/Documentation/RelNotes/1.7.3.1.txt b/Documentation/RelNotes/1.7.3.1.txt new file mode 100644 index 0000000000..002c93b961 --- /dev/null +++ b/Documentation/RelNotes/1.7.3.1.txt @@ -0,0 +1,14 @@ +Git v1.7.3.1 Release Notes +========================== + +Fixes since v1.7.3 +------------------ + + * "git stash show stash@{$n}" was accidentally broken in 1.7.3 ("git + stash show" without any argument still worked, though). + + * "git stash branch $branch stash@{$n}" was accidentally broken in + 1.7.3 and started dropping the named stash even when branch creation + failed. + +And other minor fixes and documentation updates. diff --git a/Documentation/RelNotes/1.7.3.2.txt b/Documentation/RelNotes/1.7.3.2.txt new file mode 100644 index 0000000000..5c93b85af4 --- /dev/null +++ b/Documentation/RelNotes/1.7.3.2.txt @@ -0,0 +1,5 @@ +Git v1.7.3.2 Release Notes +========================== + +This is primarily to push out many documentation fixes accumulated since +the 1.7.3.1 release. diff --git a/Documentation/RelNotes/1.7.3.3.txt b/Documentation/RelNotes/1.7.3.3.txt new file mode 100644 index 0000000000..9b2b2448df --- /dev/null +++ b/Documentation/RelNotes/1.7.3.3.txt @@ -0,0 +1,54 @@ +Git v1.7.3.3 Release Notes +========================== + +In addition to the usual fixes, this release also includes support for +the new "add.ignoreErrors" name given to the existing "add.ignore-errors" +configuration variable. + +The next version, Git 1.7.4, and future versions, will support both +old and incorrect name and the new corrected name, but without this +backport, users who want to use the new name "add.ignoreErrors" in +their repositories cannot use older versions of Git. + +Fixes since v1.7.3.2 +-------------------- + + * "git apply" segfaulted when a bogus input is fed to it. + + * Running "git cherry-pick --ff" on a root commit segfaulted. + + * "diff", "blame" and friends incorrectly applied textconv filters to + symlinks. + + * Highlighting of whitespace breakage in "diff" output was showing + incorrect amount of whitespaces when blank-at-eol is set and the line + consisted only of whitespaces and a TAB. + + * "diff" was overly inefficient when trying to find the line to use for + the function header (i.e. equivalent to --show-c-function of GNU diff). + + * "git imap-send" depends on libcrypto but our build rule relied on the + linker to implicitly link it via libssl, which was wrong. + + * "git merge-file" can be called from within a subdirectory now. + + * "git repack -f" expanded and recompressed non-delta objects in the + existing pack, which was wasteful. Use new "-F" option if you really + want to (e.g. when changing the pack.compression level). + + * "git rev-list --format="...%x00..." incorrectly chopped its output + at NUL. + + * "git send-email" did not correctly remove duplicate mail addresses from + the Cc: header that appear on the To: header. + + * The completion script (in contrib/completion) ignored lightweight tags + in __git_ps1(). + + * "git-blame" mode (in contrib/emacs) didn't say (require 'format-spec) + even though it depends on it; it didn't work with Emacs 22 or older + unless Gnus is used. + + * "git-p4" (in contrib/) did not correctly handle deleted files. + +Other minor fixes and documentation updates are also included. diff --git a/Documentation/RelNotes/1.7.3.4.txt b/Documentation/RelNotes/1.7.3.4.txt new file mode 100644 index 0000000000..e57f7c176d --- /dev/null +++ b/Documentation/RelNotes/1.7.3.4.txt @@ -0,0 +1,45 @@ +Git v1.7.3.4 Release Notes +========================== + +Fixes since v1.7.3.3 +-------------------- + + * Smart HTTP transport used to incorrectly retry redirected POST + request with GET request. + + * "git apply" did not correctly handle patches that only change modes + if told to apply while stripping leading paths with -p option. + + * "git apply" can deal with patches with timezone formatted with a + colon between the hours and minutes part (e.g. "-08:00" instead of + "-0800"). + + * "git checkout" removed an untracked file "foo" from the working + tree when switching to a branch that contains a tracked path + "foo/bar". Prevent this, just like the case where the conflicting + path were "foo" (c752e7f..7980872d). + + * "git cherry-pick" or "git revert" refused to work when a path that + would be modified by the operation was stat-dirty without a real + difference in the contents of the file. + + * "git diff --check" reported an incorrect line number for added + blank lines at the end of file. + + * "git imap-send" failed to build under NO_OPENSSL. + + * Setting log.decorate configuration variable to "0" or "1" to mean + "false" or "true" did not work. + + * "git push" over dumb HTTP protocol did not work against WebDAV + servers that did not terminate a collection name with a slash. + + * "git tag -v" did not work with GPG signatures in rfc1991 mode. + + * The post-receive-email sample hook was accidentally broken in 1.7.3.3 + update. + + * "gitweb" can sometimes be tricked into parrotting a filename argument + given in a request without properly quoting. + +Other minor fixes and documentation updates are also included. diff --git a/Documentation/RelNotes/1.7.3.5.txt b/Documentation/RelNotes/1.7.3.5.txt new file mode 100644 index 0000000000..40f3ba5795 --- /dev/null +++ b/Documentation/RelNotes/1.7.3.5.txt @@ -0,0 +1,34 @@ +Git 1.7.3.5 Release Notes +========================= + + * The xfuncname pattern used by "git diff" and "git grep" to show the + last notable line in context were broken for python and ruby for a long + time. + + * "git merge" into an unborn branch removed an untracked file "foo" from + the working tree when merged branch had "foo" (this fix was already in + 1.7.3.3 but was omitted from the release notes by mistake). + + * "git status -s" did not quote unprintable characters in paths as + documented. + + * "git am --abort" used to always reset to the commit at the beginning of + the last "am" invocation that has stopped, losing any unrelated commits + that may have been made since then. Now it refrains from doing so and + instead issues a warning. + + * "git blame" incorrectly reused bogusly cached result of textconv + filter for files from the working tree. + + * "git commit" used to abort after the user edited the log message + when the committer information was not correctly set up. It now + aborts before starting the editor. + + * "git commit --date=invalid" used to silently ignore the incorrectly + specified date; it is now diagnosed as an error. + + * "git rebase --skip" to skip the last commit in a series used to fail + to run post-rewrite hook and to copy notes from old commits that have + successfully been rebased so far. Now it do (backmerge ef88ad2). + + * "gitweb" tried to show a wrong feed logo when none was specified. diff --git a/Documentation/RelNotes/1.7.4.1.txt b/Documentation/RelNotes/1.7.4.1.txt new file mode 100644 index 0000000000..79923a6d2f --- /dev/null +++ b/Documentation/RelNotes/1.7.4.1.txt @@ -0,0 +1,27 @@ +Git v1.7.4.1 Release Notes +========================== + +Fixes since v1.7.4 +------------------ + + * On Windows platform, the codepath to spawn a new child process forgot + to first flush the output buffer. + + * "git bundle" did not use OFS_DELTA encoding, making its output a few + per-cent larger than necessarily. + + * The option to tell "git clone" to recurse into the submodules was + misspelled with an underscore "--recurse_submodules". + + * "git diff --cached HEAD" before the first commit does what an end user + would expect (namely, show what would be committed without further "git + add"). + + * "git fast-import" didn't accept the command to ask for "notes" feature + to be present in its input stream, even though it was capable of the + feature. + + * "git fsck" gave up scanning loose object files in directories with + garbage files. + +And other minor fixes and documentation updates. diff --git a/Documentation/RelNotes/1.7.4.2.txt b/Documentation/RelNotes/1.7.4.2.txt new file mode 100644 index 0000000000..ef4ce1fcd3 --- /dev/null +++ b/Documentation/RelNotes/1.7.4.2.txt @@ -0,0 +1,58 @@ +Git v1.7.4.2 Release Notes +========================== + +Fixes since v1.7.4.1 +-------------------- + + * Many documentation updates to match "git cmd -h" output and the + git-cmd manual page. + + * We used to keep one file descriptor open for each and every packfile + that we have a mmap window on it (read: "in use"), even when for very + tiny packfiles. We now close the file descriptor early when the entire + packfile fits inside one mmap window. + + * "git bisect visualize" tried to run "gitk" in windowing + environments even when "gitk" is not installed, resulting in a + strange error message. + + * "git clone /no/such/path" did not fail correctly. + + * "git commit" did not correctly error out when the user asked to use a + non existent file as the commit message template. + + * "git diff --stat -B" ran on binary files counted the changes in lines, + which was nonsensical. + + * "git diff -M" opportunistically detected copies, which was not + necessarily a good thing, especially when it is internally run by + recursive merge. + + * "git difftool" didn't tell (g)vimdiff that the files it is reading are + to be opened read-only. + + * "git merge" didn't pay attention to prepare-commit-msg hook, even + though if a merge is conflicted and manually resolved, the subsequent + "git commit" would have triggered the hook, which was inconsistent. + + * "git patch-id" (and commands like "format-patch --ignore-in-upstream" + that use it as their internal logic) handled changes to files that end + with incomplete lines incorrectly. + + * The official value to tell "git push" to push the current branch back + to update the upstream branch it forked from is now called "upstream". + The old name "tracking" is and will be supported. + + * "git submodule update" used to honor the --merge/--rebase option (or + corresponding configuration variables) even for a newly cloned + subproject, which made no sense (so/submodule-no-update-first-time). + + * gitweb's "highlight" interface mishandled tabs. + + * gitweb didn't understand timezones with GMT offset that is not + multiple of a whole hour. + + * gitweb had a few forward-incompatible syntactic constructs and + also used incorrect variable when showing the file mode in a diff. + +And other minor fixes and documentation updates. diff --git a/Documentation/RelNotes/1.7.4.3.txt b/Documentation/RelNotes/1.7.4.3.txt new file mode 100644 index 0000000000..02a3d5bdf6 --- /dev/null +++ b/Documentation/RelNotes/1.7.4.3.txt @@ -0,0 +1,32 @@ +Git v1.7.4.3 Release Notes +========================== + +Fixes since v1.7.4.2 +-------------------- + + * "git apply" used to confuse lines updated by previous hunks as lines + that existed before when applying a hunk, contributing misapplication + of patches with offsets. + + * "git branch --track" (and "git checkout --track --branch") used to + allow setting up a random non-branch that does not make sense to follow + as the "upstream". The command correctly diagnoses it as an error. + + * "git checkout $other_branch" silently removed untracked symbolic links + in the working tree that are in the way in order to check out paths + under it from the named branch. + + * "git cvsimport" did not bail out immediately when the cvs server cannot + be reached, spewing unnecessary error messages that complain about the + server response that it never got. + + * "git diff --quiet" did not work very well with the "--diff-filter" + option. + + * "git grep -n" lacked a long-hand synonym --line-number. + + * "git stash apply" reported the result of its operation by running + "git status" from the top-level of the working tree; it should (and + now does) run it from the user's working directory. + +And other minor fixes and documentation updates. diff --git a/Documentation/RelNotes/1.7.4.txt b/Documentation/RelNotes/1.7.4.txt new file mode 100644 index 0000000000..d5bca731b5 --- /dev/null +++ b/Documentation/RelNotes/1.7.4.txt @@ -0,0 +1,156 @@ +Git v1.7.4 Release Notes +======================== + +Updates since v1.7.3 +-------------------- + + * The documentation Makefile now assumes by default asciidoc 8 and + docbook-xsl >= 1.73. If you have older versions, you can set + ASCIIDOC7 and ASCIIDOC_ROFF, respectively. + + * The option parsers of various commands that create new branches (or + rename existing ones to a new name) were too loose and users were + allowed to give a branch a name that begins with a dash by creative + abuse of their command line options, which only led to burning + themselves. The name of a branch cannot begin with a dash now. + + * System-wide fallback default attributes can be stored in + /etc/gitattributes; the core.attributesfile configuration variable can + be used to customize the path to this file. + + * The thread structure generated by "git send-email" has changed + slightly. Setting the cover letter of the latest series as a reply + to the cover letter of the previous series with --in-reply-to used + to make the new cover letter and all the patches replies to the + cover letter of the previous series; this has been changed to make + the patches in the new series replies to the new cover letter. + + * The Bash completion script in contrib/ has been adjusted to be usable with + Bash 4 (options with '=value' didn't complete). It has been also made + usable with zsh. + + * Different pagers can be chosen depending on which subcommand is + being run under the pager, using the "pager.<subcommand>" variable. + + * The hardcoded tab-width of 8 that is used in whitespace breakage checks is now + configurable via the attributes mechanism. + + * Support of case insensitive filesystems (i.e. "core.ignorecase") has + been improved. For example, the gitignore mechanism didn't pay attention + to case insensitivity. + + * The <tree>:<path> syntax for naming a blob in a tree, and the :<path> + syntax for naming a blob in the index (e.g. "master:Makefile", + ":hello.c") have been extended. You can start <path> with "./" to + implicitly have the (sub)directory you are in prefixed to the + lookup. Similarly, ":../Makefile" from a subdirectory would mean + "the Makefile of the parent directory in the index". + + * "git blame" learned the --show-email option to display the e-mail + addresses instead of the names of authors. + + * "git commit" learned the --fixup and --squash options to help later invocation + of interactive rebase. + + * Command line options to "git cvsimport" whose names are in capital + letters (-A, -M, -R and -S) can now be specified as the default in + the .git/config file by their longer names (cvsimport.authorsFile, + cvsimport.mergeRegex, cvsimport.trackRevisions, cvsimport.ignorePaths). + + * "git daemon" can be built in the MinGW environment. + + * "git daemon" can take more than one --listen option to listen to + multiple addresses. + + * "git describe --exact-match" was optimized not to read commit + objects unnecessarily. + + * "git diff" and "git grep" learned what functions and subroutines + in Fortran, Pascal and Perl look like. + + * "git fetch" learned the "--recurse-submodules" option. + + * "git mergetool" tells vim/gvim to show a three-way diff by default + (use vimdiff2/gvimdiff2 as the tool name for old behavior). + + * "git log -G<pattern>" limits the output to commits whose change has + added or deleted lines that match the given pattern. + + * "git read-tree" with no argument as a way to empty the index is + deprecated; we might want to remove it in the future. Users can + use the new --empty option to be more explicit instead. + + * "git repack -f" does not spend cycles to recompress objects in the + non-delta representation anymore (use -F if you really mean it + e.g. after you changed the core.compression variable setting). + + * "git merge --log" used to limit the resulting merge log to 20 + entries; this is now customizable by giving e.g. "--log=47". + + * "git merge" may work better when all files were moved out of a + directory in one branch while a new file is created in place of that + directory in the other branch. + + * "git merge" learned the "--abort" option, synonymous to + "git reset --merge" when a merge is in progress. + + * "git notes" learned the "merge" subcommand to merge notes refs. + In addition to the default manual conflict resolution, there are + also several notes merge strategies for automatically resolving + notes merge conflicts. + + * "git rebase --autosquash" can use SHA-1 object names to name the + commit which is to be fixed up (e.g. "fixup! e83c5163"). + + * The default "recursive" merge strategy learned the --rename-threshold + option to influence the rename detection, similar to the -M option + of "git diff". From the "git merge" frontend, the "-X<strategy option>" + interface, e.g. "git merge -Xrename-threshold=50% ...", can be used + to trigger this. + + * The "recursive" strategy also learned to ignore various whitespace + changes; the most notable is -Xignore-space-at-eol. + + * "git send-email" learned "--to-cmd", similar to "--cc-cmd", to read + the recipient list from a command output. + + * "git send-email" learned to read and use "To:" from its input files. + + * you can extend "git shell", which is often used on boxes that allow + git-only login over ssh as login shell, with a custom set of + commands. + + * The current branch name in "git status" output can be colored differently + from the generic header color by setting the "color.status.branch" variable. + + * "git submodule sync" updates metainformation for all submodules, + not just the ones that have been checked out. + + * gitweb can use a custom 'highlight' command with its configuration file. + + * other gitweb updates. + + +Also contains various documentation updates. + + +Fixes since v1.7.3 +------------------ + +All of the fixes in the v1.7.3.X maintenance series are included in this +release, unless otherwise noted. + + * "git log --author=me --author=her" did not find commits written by + me or by her; instead it looked for commits written by me and by + her, which is impossible. + + * "git push --progress" shows progress indicators now. + + * "git rebase -i" showed a confusing error message when given a + branch name that does not exist. + + * "git repack" places its temporary packs under $GIT_OBJECT_DIRECTORY/pack + instead of $GIT_OBJECT_DIRECTORY/ to avoid cross directory renames. + + * "git submodule update --recursive --other-flags" passes flags down + to its subinvocations. diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches index ece3c77482..c3b0816ed7 100644 --- a/Documentation/SubmittingPatches +++ b/Documentation/SubmittingPatches @@ -10,10 +10,18 @@ Checklist (and a short version for the impatient): description (50 characters is the soft limit, see DISCUSSION in git-commit(1)), and should skip the full stop - the body should provide a meaningful commit message, which: - - uses the imperative, present tense: "change", - not "changed" or "changes". - - includes motivation for the change, and contrasts - its implementation with previous behaviour + . explains the problem the change tries to solve, iow, what + is wrong with the current code without the change. + . justifies the way the change solves the problem, iow, why + the result with the change is better. + . alternate solutions considered but discarded, if any. + - describe changes in imperative mood, e.g. "make xyzzy do frotz" + instead of "[This patch] makes xyzzy do frotz" or "[I] changed + xyzzy to do frotz", as if you are giving orders to the codebase + to change its behaviour. + - try to make sure your explanation can be understood without + external resources. Instead of giving a URL to a mailing list + archive, summarize the relevant points of the discussion. - add a "Signed-off-by: Your Name <you@example.com>" line to the commit message (or just use the option "-s" when committing) to confirm that you agree to the Developer's Certificate of Origin @@ -90,7 +98,10 @@ your commit head. Instead, always make a commit with complete commit message and generate a series of patches from your repository. It is a good discipline. -Describe the technical detail of the change(s). +Give an explanation for the change(s) that is detailed enough so +that people can judge if it is good thing to do, without reading +the actual patch text to determine how well the code does what +the explanation promises to do. If your description starts to get too long, that's a sign that you probably need to split up your commit to finer grained pieces. @@ -99,9 +110,8 @@ help reviewers check the patch, and future maintainers understand the code, are the most beautiful patches. Descriptions that summarise the point in the subject well, and describe the motivation for the change, the approach taken by the change, and if relevant how this -differs substantially from the prior version, can be found on Usenet -archives back into the late 80's. Consider it like good Netiquette, -but for code. +differs substantially from the prior version, are all good things +to have. Oh, another thing. I am picky about whitespaces. Make sure your changes do not trigger errors with the sample pre-commit hook shipped @@ -264,12 +274,21 @@ the change to its true author (see (2) above). Also notice that a real name is used in the Signed-off-by: line. Please don't hide your real name. -Some people also put extra tags at the end. - -"Acked-by:" says that the patch was reviewed by the person who -is more familiar with the issues and the area the patch attempts -to modify. "Tested-by:" says the patch was tested by the person -and found to have the desired effect. +If you like, you can put extra tags at the end: + +1. "Reported-by:" is used to to credit someone who found the bug that + the patch attempts to fix. +2. "Acked-by:" says that the person who is more familiar with the area + the patch attempts to modify liked the patch. +3. "Reviewed-by:", unlike the other tags, can only be offered by the + reviewer and means that she is completely satisfied that the patch + is ready for application. It is usually offered only after a + detailed review. +4. "Tested-by:" is used to indicate that the person applied the patch + and found it to have the desired effect. + +You can also create your own tag or use one that's in common usage +such as "Thanks-to:", "Based-on-patch-by:", or "Mentored-by:". ------------------------------------------------ An ideal patch flow diff --git a/Documentation/config.txt b/Documentation/config.txt index d82c0da2cf..52ffbf4efb 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -62,7 +62,7 @@ Internal whitespace within a variable value is retained verbatim. The values following the equals sign in variable assign are all either a string, an integer, or a boolean. Boolean values may be given as yes/no, -0/1, true/false or on/off. Case is not significant in boolean values, when +1/0, true/false or on/off. Case is not significant in boolean values, when converting value to the canonical form using '--bool' type specifier; 'git config' will ensure that the output is "true" or "false". @@ -317,24 +317,26 @@ false), while all other repositories are assumed to be bare (bare = true). core.worktree:: - Set the path to the root of the work tree. + Set the path to the root of the working tree. This can be overridden by the GIT_WORK_TREE environment - variable and the '--work-tree' command line option. It can be - an absolute path or a relative path to the .git directory, - either specified by --git-dir or GIT_DIR, or automatically - discovered. - If --git-dir or GIT_DIR are specified but none of + variable and the '--work-tree' command line option. + The value can an absolute path or relative to the path to + the .git directory, which is either specified by --git-dir + or GIT_DIR, or automatically discovered. + If --git-dir or GIT_DIR is specified but none of --work-tree, GIT_WORK_TREE and core.worktree is specified, - the current working directory is regarded as the root of the - work tree. + the current working directory is regarded as the top level + of your working tree. + Note that this variable is honored even when set in a configuration -file in a ".git" subdirectory of a directory, and its value differs +file in a ".git" subdirectory of a directory and its value differs from the latter directory (e.g. "/path/to/.git/config" has core.worktree set to "/different/path"), which is most likely a -misconfiguration. Running git commands in "/path/to" directory will +misconfiguration. Running git commands in the "/path/to" directory will still use "/different/path" as the root of the work tree and can cause -great confusion to the users. +confusion unless you know what you are doing (e.g. you are creating a +read-only snapshot of the same index to a location different from the +repository's usual working tree). core.logAllRefUpdates:: Enable the reflog. Updates to a ref <ref> is logged to the file @@ -459,6 +461,12 @@ core.askpass:: prompt. The external program shall be given a suitable prompt as command line argument and write the password on its STDOUT. +core.attributesfile:: + In addition to '.gitattributes' (per-directory) and + '.git/info/attributes', git looks into this file for attributes + (see linkgit:gitattributes[5]). Path expansions are made the same + way as for `core.excludesfile`. + core.editor:: Commands such as `commit` and `tag` that lets you edit messages by launching an editor uses the value of this @@ -507,6 +515,9 @@ core.whitespace:: part of the line terminator, i.e. with it, `trailing-space` does not trigger if the character before such a carriage-return is not a whitespace (not enabled by default). +* `tabwidth=<n>` tells how many character positions a tab occupies; this + is relevant for `indent-with-non-tab` and when git fixes `tab-in-indent` + errors. The default tab width is 8. Allowed values are 1 to 63. core.fsyncobjectfiles:: This boolean will enable 'fsync()' when writing object files. @@ -547,10 +558,20 @@ core.sparseCheckout:: Enable "sparse checkout" feature. See section "Sparse checkout" in linkgit:git-read-tree[1] for more information. +core.abbrev:: + Set the length object names are abbreviated to. If unspecified, + many commands abbreviate to 7 hexdigits, which may not be enough + for abbreviated object names to stay unique for sufficiently long + time. + add.ignore-errors:: +add.ignoreErrors:: Tells 'git add' to continue adding files when some files cannot be added due to indexing errors. Equivalent to the '--ignore-errors' - option of linkgit:git-add[1]. + option of linkgit:git-add[1]. Older versions of git accept only + `add.ignore-errors`, which does not follow the usual naming + convention for configuration variables. Newer versions of git + honor `add.ignoreErrors` as well. alias.*:: Command aliases for the linkgit:git[1] command wrapper - e.g. @@ -595,8 +616,9 @@ branch.autosetupmerge:: this behavior can be chosen per-branch using the `--track` and `--no-track` options. The valid settings are: `false` -- no automatic setup is done; `true` -- automatic setup is done when the - starting point is a remote branch; `always` -- automatic setup is - done when the starting point is either a local branch or remote + starting point is a remote-tracking branch; `always` -- + automatic setup is done when the starting point is either a + local branch or remote-tracking branch. This option defaults to true. branch.autosetuprebase:: @@ -607,7 +629,7 @@ branch.autosetuprebase:: When `local`, rebase is set to true for tracked branches of other local branches. When `remote`, rebase is set to true for tracked branches of - remote branches. + remote-tracking branches. When `always`, rebase will be set to true for all tracking branches. See "branch.autosetupmerge" for details on how to set up a @@ -674,7 +696,7 @@ color.branch:: color.branch.<slot>:: Use customized color for branch coloration. `<slot>` is one of `current` (the current branch), `local` (a local branch), - `remote` (a tracking branch in refs/remotes/), `plain` (other + `remote` (a remote-tracking branch in refs/remotes/), `plain` (other refs). + The value for these configuration variables is a list of colors (at most @@ -702,7 +724,7 @@ color.diff.<slot>:: color.decorate.<slot>:: Use customized color for 'git log --decorate' output. `<slot>` is one of `branch`, `remoteBranch`, `tag`, `stash` or `HEAD` for local - branches, remote tracking branches, tags, stash and HEAD, respectively. + branches, remote-tracking branches, tags, stash and HEAD, respectively. color.grep:: When set to `always`, always highlight matches. When `false` (or @@ -767,7 +789,8 @@ color.status.<slot>:: one of `header` (the header text of the status message), `added` or `updated` (files which are added but not committed), `changed` (files which are changed but not added in the index), - `untracked` (files which are not tracked by git), or + `untracked` (files which are not tracked by git), + `branch` (the current branch), or `nobranch` (the color the 'no branch' warning is shown in, defaulting to red). The values of these variables may be specified as in color.branch.<slot>. @@ -873,6 +896,11 @@ diff.wordRegex:: sequences that match the regular expression are "words", all other characters are *ignorable* whitespace. +fetch.recurseSubmodules:: + A boolean value which changes the behavior for fetch and pull, the + default is to not recursively fetch populated submodules unless + configured otherwise. + fetch.unpackLimit:: If the number of objects fetched over the git native transfer is below this @@ -967,7 +995,7 @@ gc.packrefs:: Running `git pack-refs` in a repository renders it unclonable by Git versions prior to 1.5.1.2 over dumb transports such as HTTP. This variable determines whether - 'git gc' runs `git pack-refs`. This can be set to `nobare` + 'git gc' runs `git pack-refs`. This can be set to `notbare` to enable it within all non-bare repos or it can be set to a boolean value. The default is `true`. @@ -1096,7 +1124,7 @@ gui.newbranchtemplate:: linkgit:git-gui[1]. gui.pruneduringfetch:: - "true" if linkgit:git-gui[1] should prune tracking branches when + "true" if linkgit:git-gui[1] should prune remote-tracking branches when performing a fetch. The default value is "false". gui.trustmtime:: @@ -1466,6 +1494,10 @@ pack.compression:: not set, defaults to -1, the zlib default, which is "a default compromise between speed and compression (currently equivalent to level 6)." ++ +Note that changing the compression level will not automatically recompress +all existing objects. You can force recompression by passing the -F option +to linkgit:git-repack[1]. pack.deltaCacheSize:: The maximum memory in bytes used for caching deltas in @@ -1521,11 +1553,13 @@ pack.packSizeLimit:: supported. pager.<cmd>:: - Allows turning on or off pagination of the output of a - particular git subcommand when writing to a tty. If - `\--paginate` or `\--no-pager` is specified on the command line, - it takes precedence over this option. To disable pagination for - all commands, set `core.pager` or `GIT_PAGER` to `cat`. + If the value is boolean, turns on or off pagination of the + output of a particular git subcommand when writing to a tty. + Otherwise, turns on pagination for the subcommand using the + pager specified by the value of `pager.<cmd>`. If `\--paginate` + or `\--no-pager` is specified on the command line, it takes + precedence over this option. To disable pagination for all + commands, set `core.pager` or `GIT_PAGER` to `cat`. pretty.<name>:: Alias for a --pretty= format string, as specified in @@ -1550,12 +1584,13 @@ push.default:: no refspec is implied by any of the options given on the command line. Possible values are: + -* `nothing` do not push anything. -* `matching` push all matching branches. +* `nothing` - do not push anything. +* `matching` - push all matching branches. All branches having the same name in both ends are considered to be matching. This is the default. -* `tracking` push the current branch to its upstream branch. -* `current` push the current branch to a branch of the same name. +* `upstream` - push the current branch to its upstream branch. +* `tracking` - deprecated synonym for `upstream`. +* `current` - push the current branch to a branch of the same name. rebase.stat:: Whether to show a diffstat of what changed upstream since the last @@ -1727,6 +1762,7 @@ sendemail.to:: sendemail.smtpdomain:: sendemail.smtpserver:: sendemail.smtpserverport:: +sendemail.smtpserveroption:: sendemail.smtpuser:: sendemail.thread:: sendemail.validate:: @@ -1755,9 +1791,9 @@ status.showUntrackedFiles:: the untracked files. Possible values are: + -- - - 'no' - Show no untracked files - - 'normal' - Shows untracked files and directories - - 'all' - Shows also individual files in untracked directories. +* `no` - Show no untracked files. +* `normal` - Show untracked files and directories. +* `all` - Show also individual files in untracked directories. -- + If this variable is not specified, it defaults to 'normal'. @@ -1780,6 +1816,13 @@ submodule.<name>.update:: URL and other values found in the `.gitmodules` file. See linkgit:git-submodule[1] and linkgit:gitmodules[5] for details. +submodule.<name>.fetchRecurseSubmodules:: + This option can be used to enable/disable recursive fetching of this + submodule. It can be overridden by using the --[no-]recurse-submodules + command line option to "git fetch" and "git pull". + This setting will override that from in the linkgit:gitmodules[5] + file. + submodule.<name>.ignore:: Defines under what circumstances "git status" and the diff family show a submodule as modified. When set to "all", it will never be considered diff --git a/Documentation/diff-generate-patch.txt b/Documentation/diff-generate-patch.txt index 8f9a2412fd..c57460c03d 100644 --- a/Documentation/diff-generate-patch.txt +++ b/Documentation/diff-generate-patch.txt @@ -9,16 +9,15 @@ patch file. You can customize the creation of such patches via the GIT_EXTERNAL_DIFF and the GIT_DIFF_OPTS environment variables. What the -p option produces is slightly different from the traditional -diff format. +diff format: -1. It is preceded with a "git diff" header, that looks like - this: +1. It is preceded with a "git diff" header that looks like this: diff --git a/file1 b/file2 + The `a/` and `b/` filenames are the same unless rename/copy is involved. Especially, even for a creation or a deletion, -`/dev/null` is _not_ used in place of `a/` or `b/` filenames. +`/dev/null` is _not_ used in place of the `a/` or `b/` filenames. + When rename/copy is involved, `file1` and `file2` show the name of the source file of the rename/copy and the name of @@ -37,27 +36,51 @@ the file that rename/copy produces, respectively. similarity index <number> dissimilarity index <number> index <hash>..<hash> <mode> - -3. TAB, LF, double quote and backslash characters in pathnames - are represented as `\t`, `\n`, `\"` and `\\`, respectively. - If there is need for such substitution then the whole - pathname is put in double quotes. - ++ +File modes are printed as 6-digit octal numbers including the file type +and file permission bits. ++ +Path names in extended headers do not include the `a/` and `b/` prefixes. ++ The similarity index is the percentage of unchanged lines, and the dissimilarity index is the percentage of changed lines. It is a rounded down integer, followed by a percent sign. The similarity index value of 100% is thus reserved for two equal files, while 100% dissimilarity means that no line from the old file made it into the new one. ++ +The index line includes the SHA-1 checksum before and after the change. +The <mode> is included if the file mode does not change; otherwise, +separate lines indicate the old and the new mode. + +3. TAB, LF, double quote and backslash characters in pathnames + are represented as `\t`, `\n`, `\"` and `\\`, respectively. + If there is need for such substitution then the whole + pathname is put in double quotes. + +4. All the `file1` files in the output refer to files before the + commit, and all the `file2` files refer to files after the commit. + It is incorrect to apply each change to each file sequentially. For + example, this patch will swap a and b: + + diff --git a/a b/b + rename from a + rename to b + diff --git a/b b/a + rename from b + rename to a combined diff format -------------------- -"git-diff-tree", "git-diff-files" and "git-diff" can take '-c' or -'--cc' option to produce 'combined diff'. For showing a merge commit -with "git log -p", this is the default format; you can force showing -full diff with the '-m' option. +Any diff-generating command can take the `-c` or `--cc` option to +produce a 'combined diff' when showing a merge. This is the default +format when showing merges with linkgit:git-diff[1] or +linkgit:git-show[1]. Note also that you can give the `-m' option to any +of these commands to force generation of diffs with individual parents +of a merge. + A 'combined diff' format looks like this: ------------ diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt index 4656a97e60..c93124be79 100644 --- a/Documentation/diff-options.txt +++ b/Documentation/diff-options.txt @@ -48,9 +48,9 @@ endif::git-format-patch[] --patience:: Generate a diff using the "patience diff" algorithm. ---stat[=width[,name-width]]:: +--stat[=<width>[,<name-width>]]:: Generate a diffstat. You can override the default - output width for 80-column terminal by `--stat=width`. + output width for 80-column terminal by `--stat=<width>`. The width of the filename part can be controlled by giving another width to it separated by a comma. @@ -66,14 +66,14 @@ endif::git-format-patch[] number of modified files, as well as number of added and deleted lines. ---dirstat[=limit]:: +--dirstat[=<limit>]:: Output the distribution of relative amount of changes (number of lines added or removed) for each sub-directory. Directories with changes below a cut-off percent (3% by default) are not shown. The cut-off percent - can be set with `--dirstat=limit`. Changes in a child directory is not + can be set with `--dirstat=<limit>`. Changes in a child directory are not counted for the parent directory, unless `--cumulative` is used. ---dirstat-by-file[=limit]:: +--dirstat-by-file[=<limit>]:: Same as `--dirstat`, but counts changed files instead of lines. --summary:: @@ -207,6 +207,7 @@ endif::git-format-patch[] digits can be specified with `--abbrev=<n>`. -B[<n>][/<m>]:: +--break-rewrites[=[<n>][/<m>]]:: Break complete rewrite changes into pairs of delete and create. This serves two purposes: + @@ -229,6 +230,7 @@ eligible for being picked up as a possible source of a rename to another file. -M[<n>]:: +--find-renames[=<n>]:: ifndef::git-log[] Detect renames. endif::git-log[] @@ -244,23 +246,10 @@ endif::git-log[] hasn't changed. -C[<n>]:: +--find-copies[=<n>]:: Detect copies as well as renames. See also `--find-copies-harder`. If `n` is specified, it has the same meaning as for `-M<n>`. -ifndef::git-format-patch[] ---diff-filter=[ACDMRTUXB*]:: - Select only files that are Added (`A`), Copied (`C`), - Deleted (`D`), Modified (`M`), Renamed (`R`), have their - type (i.e. regular file, symlink, submodule, ...) changed (`T`), - are Unmerged (`U`), are - Unknown (`X`), or have had their pairing Broken (`B`). - Any combination of the filter characters may be used. - When `*` (All-or-none) is added to the combination, all - paths are selected if there is any file that matches - other criteria in the comparison; if there is no file - that matches other criteria, nothing is selected. -endif::git-format-patch[] - --find-copies-harder:: For performance reasons, by default, `-C` option finds copies only if the original file of the copy was modified in the same @@ -278,14 +267,30 @@ endif::git-format-patch[] number. ifndef::git-format-patch[] +--diff-filter=[(A|C|D|M|R|T|U|X|B)...[*]]:: + Select only files that are Added (`A`), Copied (`C`), + Deleted (`D`), Modified (`M`), Renamed (`R`), have their + type (i.e. regular file, symlink, submodule, ...) changed (`T`), + are Unmerged (`U`), are + Unknown (`X`), or have had their pairing Broken (`B`). + Any combination of the filter characters (including none) can be used. + When `*` (All-or-none) is added to the combination, all + paths are selected if there is any file that matches + other criteria in the comparison; if there is no file + that matches other criteria, nothing is selected. + -S<string>:: Look for differences that introduce or remove an instance of <string>. Note that this is different than the string simply appearing in diff output; see the 'pickaxe' entry in linkgit:gitdiffcore[7] for more details. +-G<regex>:: + Look for differences whose added or removed line matches + the given <regex>. + --pickaxe-all:: - When `-S` finds a change, show all the changes in that + When `-S` or `-G` finds a change, show all the changes in that changeset, not just the files that contain the change in <string>. diff --git a/Documentation/everyday.txt b/Documentation/everyday.txt index e0ba8cc075..ae413e52a5 100644 --- a/Documentation/everyday.txt +++ b/Documentation/everyday.txt @@ -180,12 +180,12 @@ directory; clone from it to start a repository on the satellite machine. <2> clone sets these configuration variables by default. It arranges `git pull` to fetch and store the branches of mothership -machine to local `remotes/origin/*` tracking branches. +machine to local `remotes/origin/*` remote-tracking branches. <3> arrange `git push` to push local `master` branch to `remotes/satellite/master` branch of the mothership machine. <4> push will stash our work away on `remotes/satellite/master` -tracking branch on the mothership machine. You could use this as -a back-up method. +remote-tracking branch on the mothership machine. You could use this +as a back-up method. <5> on mothership machine, merge the work done on the satellite machine into the master branch. diff --git a/Documentation/fetch-options.txt b/Documentation/fetch-options.txt index 470ac31396..f37276e5ad 100644 --- a/Documentation/fetch-options.txt +++ b/Documentation/fetch-options.txt @@ -36,7 +36,7 @@ ifndef::git-pull[] -p:: --prune:: - After fetching, remove any remote tracking branches which + After fetching, remove any remote-tracking branches which no longer exist on the remote. endif::git-pull[] @@ -53,6 +53,7 @@ endif::git-pull[] behavior for a remote may be specified with the remote.<name>.tagopt setting. See linkgit:git-config[1]. +ifndef::git-pull[] -t:: --tags:: Most of the tags are fetched automatically as branch @@ -64,6 +65,16 @@ endif::git-pull[] specified with the remote.<name>.tagopt setting. See linkgit:git-config[1]. +--[no-]recurse-submodules:: + This option controls if new commits of all populated submodules should + be fetched too (see linkgit:git-config[1] and linkgit:gitmodules[5]). + +--submodule-prefix=<path>:: + Prepend <path> to paths printed in informative messages + such as "Fetching submodule foo". This option is used + internally when recursing over submodules. +endif::git-pull[] + -u:: --update-head-ok:: By default 'git fetch' refuses to update the head which diff --git a/Documentation/git-add.txt b/Documentation/git-add.txt index 73378b2bef..a03448f923 100644 --- a/Documentation/git-add.txt +++ b/Documentation/git-add.txt @@ -92,9 +92,11 @@ See ``Interactive mode'' for details. edit it. After the editor was closed, adjust the hunk headers and apply the patch to the index. + -*NOTE*: Obviously, if you change anything else than the first character -on lines beginning with a space or a minus, the patch will no longer -apply. +The intent of this option is to pick and choose lines of the patch to +apply, or even to modify the contents of lines to be staged. This can be +quicker and more flexible than using the interactive hunk selector. +However, it is easy to confuse oneself and create a patch that does not +apply to the index. See EDITING PATCHES below. -u:: --update:: @@ -295,6 +297,78 @@ diff:: This lets you review what will be committed (i.e. between HEAD and index). + +EDITING PATCHES +--------------- + +Invoking `git add -e` or selecting `e` from the interactive hunk +selector will open a patch in your editor; after the editor exits, the +result is applied to the index. You are free to make arbitrary changes +to the patch, but note that some changes may have confusing results, or +even result in a patch that cannot be applied. If you want to abort the +operation entirely (i.e., stage nothing new in the index), simply delete +all lines of the patch. The list below describes some common things you +may see in a patch, and which editing operations make sense on them. + +-- +added content:: + +Added content is represented by lines beginning with "{plus}". You can +prevent staging any addition lines by deleting them. + +removed content:: + +Removed content is represented by lines beginning with "-". You can +prevent staging their removal by converting the "-" to a " " (space). + +modified content:: + +Modified content is represented by "-" lines (removing the old content) +followed by "{plus}" lines (adding the replacement content). You can +prevent staging the modification by converting "-" lines to " ", and +removing "{plus}" lines. Beware that modifying only half of the pair is +likely to introduce confusing changes to the index. +-- + +There are also more complex operations that can be performed. But beware +that because the patch is applied only to the index and not the working +tree, the working tree will appear to "undo" the change in the index. +For example, introducing a new line into the index that is in neither +the HEAD nor the working tree will stage the new line for commit, but +the line will appear to be reverted in the working tree. + +Avoid using these constructs, or do so with extreme caution. + +-- +removing untouched content:: + +Content which does not differ between the index and working tree may be +shown on context lines, beginning with a " " (space). You can stage +context lines for removal by converting the space to a "-". The +resulting working tree file will appear to re-add the content. + +modifying existing content:: + +One can also modify context lines by staging them for removal (by +converting " " to "-") and adding a "{plus}" line with the new content. +Similarly, one can modify "{plus}" lines for existing additions or +modifications. In all cases, the new modification will appear reverted +in the working tree. + +new content:: + +You may also add new content that does not exist in the patch; simply +add new lines, each starting with "{plus}". The addition will appear +reverted in the working tree. +-- + +There are also several operations which should be avoided entirely, as +they will make the patch impossible to apply: + +* adding context (" ") or removal ("-") lines +* deleting context or removal lines +* modifying the contents of context or removal lines + SEE ALSO -------- linkgit:git-status[1] diff --git a/Documentation/git-am.txt b/Documentation/git-am.txt index 9e62f8778f..4d37de639d 100644 --- a/Documentation/git-am.txt +++ b/Documentation/git-am.txt @@ -14,7 +14,7 @@ SYNOPSIS [--ignore-date] [--ignore-space-change | --ignore-whitespace] [--whitespace=<option>] [-C<n>] [-p<n>] [--directory=<dir>] [--reject] [-q | --quiet] [--scissors | --no-scissors] - [<mbox> | <Maildir>...] + [(<mbox> | <Maildir>)...] 'git am' (--continue | --skip | --abort) DESCRIPTION @@ -25,7 +25,7 @@ current branch. OPTIONS ------- -<mbox>|<Maildir>...:: +(<mbox>|<Maildir>)...:: The list of mailbox files to read patches from. If you do not supply this argument, the command reads from the standard input. If you supply directories, they will be treated as Maildirs. @@ -173,9 +173,9 @@ aborts in the middle. You can recover from this in one of two ways: the index file to bring it into a state that the patch should have produced. Then run the command with the '--resolved' option. -The command refuses to process new mailboxes while the `.git/rebase-apply` -directory exists, so if you decide to start over from scratch, -run `rm -f -r .git/rebase-apply` before running the command with mailbox +The command refuses to process new mailboxes until the current +operation is finished, so if you decide to start over from scratch, +run `git am --abort` before running the command with mailbox names. Before any patches are applied, ORIG_HEAD is set to the tip of the diff --git a/Documentation/git-apply.txt b/Documentation/git-apply.txt index 4a74b23d40..2dcfc097d3 100644 --- a/Documentation/git-apply.txt +++ b/Documentation/git-apply.txt @@ -12,17 +12,17 @@ SYNOPSIS 'git apply' [--stat] [--numstat] [--summary] [--check] [--index] [--apply] [--no-add] [--build-fake-ancestor=<file>] [-R | --reverse] [--allow-binary-replacement | --binary] [--reject] [-z] - [-pNUM] [-CNUM] [--inaccurate-eof] [--recount] [--cached] + [-p<n>] [-C<n>] [--inaccurate-eof] [--recount] [--cached] [--ignore-space-change | --ignore-whitespace ] - [--whitespace=<nowarn|warn|fix|error|error-all>] - [--exclude=PATH] [--include=PATH] [--directory=<root>] + [--whitespace=(nowarn|warn|fix|error|error-all)] + [--exclude=<path>] [--include=<path>] [--directory=<root>] [--verbose] [<patch>...] DESCRIPTION ----------- Reads the supplied diff output (i.e. "a patch") and applies it to files. With the `--index` option the patch is also applied to the index, and -with the `--cache` option the patch is only applied to the index. +with the `--cached` option the patch is only applied to the index. Without these options, the command applies the patch only to files, and does not require them to be in a git repository. diff --git a/Documentation/git-archimport.txt b/Documentation/git-archimport.txt index 4f358c8d6c..2411ce5bfe 100644 --- a/Documentation/git-archimport.txt +++ b/Documentation/git-archimport.txt @@ -109,7 +109,7 @@ OPTIONS Author ------ -Written by Martin Langhoff <martin@catalyst.net.nz>. +Written by Martin Langhoff <martin@laptop.org>. Documentation -------------- diff --git a/Documentation/git-archive.txt b/Documentation/git-archive.txt index 8d3e66626f..bf5037ab2a 100644 --- a/Documentation/git-archive.txt +++ b/Documentation/git-archive.txt @@ -12,7 +12,7 @@ SYNOPSIS 'git archive' [--format=<fmt>] [--list] [--prefix=<prefix>/] [<extra>] [-o | --output=<file>] [--worktree-attributes] [--remote=<repo> [--exec=<git-upload-archive>]] <tree-ish> - [path...] + [<path>...] DESCRIPTION ----------- @@ -73,7 +73,7 @@ OPTIONS <tree-ish>:: The tree or commit to produce an archive for. -path:: +<path>:: Without an optional path parameter, all files and subdirectories of the current working directory are included in the archive. If one or more paths are specified, only these are included. @@ -116,7 +116,7 @@ Note that attributes are by default taken from the `.gitattributes` files in the tree that is being archived. If you want to tweak the way the output is generated after the fact (e.g. you committed without adding an appropriate export-ignore in its `.gitattributes`), adjust the checked out -`.gitattributes` file as necessary and use `--work-tree-attributes` +`.gitattributes` file as necessary and use `--worktree-attributes` option. Alternatively you can keep necessary attributes that should apply while archiving any tree in your `$GIT_DIR/info/attributes` file. diff --git a/Documentation/git-bisect.txt b/Documentation/git-bisect.txt index c39d957c3a..c443e0f307 100644 --- a/Documentation/git-bisect.txt +++ b/Documentation/git-bisect.txt @@ -241,7 +241,12 @@ exit(3) manual page), as the value is chopped with "& 0377". The special exit code 125 should be used when the current source code cannot be tested. If the script exits with this code, the current -revision will be skipped (see `git bisect skip` above). +revision will be skipped (see `git bisect skip` above). 125 was chosen +as the highest sensible value to use for this purpose, because 126 and 127 +are used by POSIX shells to signal specific error status (127 is for +command not found, 126 is for command found but not executable---these +details do not matter, as they are normal errors in the script, as far as +"bisect run" is concerned). You may often find that during a bisect session you want to have temporary modifications (e.g. s/#define DEBUG 0/#define DEBUG 1/ in a @@ -274,53 +279,68 @@ $ git bisect start HEAD origin -- # HEAD is bad, origin is good $ git bisect run make test # "make test" builds and tests ------------ -* Automatically bisect a broken test suite: +* Automatically bisect a broken test case: + ------------ $ cat ~/test.sh #!/bin/sh -make || exit 125 # this skips broken builds -make test # "make test" runs the test suite -$ git bisect start v1.3 v1.1 -- # v1.3 is bad, v1.1 is good +make || exit 125 # this skips broken builds +~/check_test_case.sh # does the test case pass? +$ git bisect start HEAD HEAD~10 -- # culprit is among the last 10 $ git bisect run ~/test.sh ------------ + Here we use a "test.sh" custom script. In this script, if "make" fails, we skip the current commit. +"check_test_case.sh" should "exit 0" if the test case passes, +and "exit 1" otherwise. + -It is safer to use a custom script outside the repository to prevent -interactions between the bisect, make and test processes and the -script. -+ -"make test" should "exit 0", if the test suite passes, and -"exit 1" otherwise. +It is safer if both "test.sh" and "check_test_case.sh" are +outside the repository to prevent interactions between the bisect, +make and test processes and the scripts. -* Automatically bisect a broken test case: +* Automatically bisect with temporary modifications (hot-fix): + ------------ $ cat ~/test.sh #!/bin/sh -make || exit 125 # this skips broken builds -~/check_test_case.sh # does the test case passes ? -$ git bisect start HEAD HEAD~10 -- # culprit is among the last 10 -$ git bisect run ~/test.sh + +# tweak the working tree by merging the hot-fix branch +# and then attempt a build +if git merge --no-commit hot-fix && + make +then + # run project specific test and report its status + ~/check_test_case.sh + status=$? +else + # tell the caller this is untestable + status=125 +fi + +# undo the tweak to allow clean flipping to the next commit +git reset --hard + +# return control +exit $status ------------ + -Here "check_test_case.sh" should "exit 0" if the test case passes, -and "exit 1" otherwise. -+ -It is safer if both "test.sh" and "check_test_case.sh" scripts are -outside the repository to prevent interactions between the bisect, -make and test processes and the scripts. +This applies modifications from a hot-fix branch before each test run, +e.g. in case your build or test environment changed so that older +revisions may need a fix which newer ones have already. (Make sure the +hot-fix branch is based off a commit which is contained in all revisions +which you are bisecting, so that the merge does not pull in too much, or +use `git cherry-pick` instead of `git merge`.) -* Automatically bisect a broken test suite: +* Automatically bisect a broken test case: + ------------ $ git bisect start HEAD HEAD~10 -- # culprit is among the last 10 $ git bisect run sh -c "make || exit 125; ~/check_test_case.sh" ------------ + -Does the same as the previous example, but on a single line. +This shows that you can do without a run script if you write the test +on a single line. Author ------ diff --git a/Documentation/git-blame.txt b/Documentation/git-blame.txt index a27f43950f..c71671b4f9 100644 --- a/Documentation/git-blame.txt +++ b/Documentation/git-blame.txt @@ -8,7 +8,7 @@ git-blame - Show what revision and author last modified each line of a file SYNOPSIS -------- [verse] -'git blame' [-c] [-b] [-l] [--root] [-t] [-f] [-n] [-s] [-p] [-w] [--incremental] [-L n,m] +'git blame' [-c] [-b] [-l] [--root] [-t] [-f] [-n] [-s] [-e] [-p] [-w] [--incremental] [-L n,m] [-S <revs-file>] [-M] [-C] [-C] [-C] [--since=<date>] [<rev> | --contents <file> | --reverse <rev>] [--] <file> @@ -65,6 +65,10 @@ include::blame-options.txt[] -s:: Suppress the author name and timestamp from the output. +-e:: +--show-email:: + Show the author email instead of author name (Default: off). + -w:: Ignore whitespace when comparing the parent's version and the child's to find where the lines came from. diff --git a/Documentation/git-branch.txt b/Documentation/git-branch.txt index 1940256930..9106d38e40 100644 --- a/Documentation/git-branch.txt +++ b/Documentation/git-branch.txt @@ -37,11 +37,12 @@ Note that this will create the new branch, but it will not switch the working tree to it; use "git checkout <newbranch>" to switch to the new branch. -When a local branch is started off a remote branch, git sets up the +When a local branch is started off a remote-tracking branch, git sets up the branch so that 'git pull' will appropriately merge from -the remote branch. This behavior may be changed via the global +the remote-tracking branch. This behavior may be changed via the global `branch.autosetupmerge` configuration flag. That setting can be -overridden by using the `--track` and `--no-track` options. +overridden by using the `--track` and `--no-track` options, and +changed later using `git branch --set-upstream`. With a '-m' or '-M' option, <oldbranch> will be renamed to <newbranch>. If <oldbranch> had a corresponding reflog, it is renamed to match @@ -89,7 +90,8 @@ OPTIONS Move/rename a branch even if the new branch name already exists. --color[=<when>]:: - Color branches to highlight current, local, and remote branches. + Color branches to highlight current, local, and + remote-tracking branches. The value must be always (the default), never, or auto. --no-color:: @@ -125,11 +127,11 @@ OPTIONS it directs `git pull` without arguments to pull from the upstream when the new branch is checked out. + -This behavior is the default when the start point is a remote branch. +This behavior is the default when the start point is a remote-tracking branch. Set the branch.autosetupmerge configuration variable to `false` if you want `git checkout` and `git branch` to always behave as if '--no-track' were given. Set it to `always` if you want this behavior when the -start-point is either a local or remote branch. +start-point is either a local or remote-tracking branch. --no-track:: Do not set up "upstream" configuration, even if the diff --git a/Documentation/git-bundle.txt b/Documentation/git-bundle.txt index 38e59afb34..299007b206 100644 --- a/Documentation/git-bundle.txt +++ b/Documentation/git-bundle.txt @@ -11,8 +11,8 @@ SYNOPSIS [verse] 'git bundle' create <file> <git-rev-list-args> 'git bundle' verify <file> -'git bundle' list-heads <file> [refname...] -'git bundle' unbundle <file> [refname...] +'git bundle' list-heads <file> [<refname>...] +'git bundle' unbundle <file> [<refname>...] DESCRIPTION ----------- @@ -59,7 +59,7 @@ unbundle <file>:: <git-rev-list-args>:: A list of arguments, acceptable to 'git rev-parse' and - 'git rev-list' (and containg a named ref, see SPECIFYING REFERENCES + 'git rev-list' (and containing a named ref, see SPECIFYING REFERENCES below), that specifies the specific objects and references to transport. For example, `master{tilde}10..master` causes the current master reference to be packaged along with all objects @@ -68,7 +68,7 @@ unbundle <file>:: packaged. -[refname...]:: +[<refname>...]:: A list of references used to limit the references reported as available. This is principally of use to 'git fetch', which expects to receive only those references asked for and not diff --git a/Documentation/git-cat-file.txt b/Documentation/git-cat-file.txt index a3f56b07fd..544ba7ba21 100644 --- a/Documentation/git-cat-file.txt +++ b/Documentation/git-cat-file.txt @@ -27,7 +27,7 @@ OPTIONS <object>:: The name of the object to show. For a more complete list of ways to spell object names, see - the "SPECIFYING REVISIONS" section in linkgit:gitrevisions[1]. + the "SPECIFYING REVISIONS" section in linkgit:gitrevisions[7]. -t:: Instead of the content, show the object type identified by diff --git a/Documentation/git-check-ref-format.txt b/Documentation/git-check-ref-format.txt index f5c2e0601d..205d83dd0b 100644 --- a/Documentation/git-check-ref-format.txt +++ b/Documentation/git-check-ref-format.txt @@ -49,7 +49,7 @@ git imposes the following rules on how references are named: These rules make it easy for shell script based tools to parse reference names, pathname expansion by the shell when a reference name is used unquoted (by mistake), and also avoids ambiguities in certain -reference name expressions (see linkgit:gitrevisions[1]): +reference name expressions (see linkgit:gitrevisions[7]): . A double-dot `..` is often used as in `ref1..ref2`, and in some contexts this notation means `{caret}ref1 ref2` (i.e. not in diff --git a/Documentation/git-checkout-index.txt b/Documentation/git-checkout-index.txt index 62f9ab24c9..0c0a9c14bc 100644 --- a/Documentation/git-checkout-index.txt +++ b/Documentation/git-checkout-index.txt @@ -13,7 +13,7 @@ SYNOPSIS [--stage=<number>|all] [--temp] [-z] [--stdin] - [--] [<file>]* + [--] [<file>...] DESCRIPTION ----------- diff --git a/Documentation/git-checkout.txt b/Documentation/git-checkout.txt index f88e9977d1..880763d391 100644 --- a/Documentation/git-checkout.txt +++ b/Documentation/git-checkout.txt @@ -45,14 +45,14 @@ successful. 'git checkout' [--patch] [<tree-ish>] [--] <pathspec>...:: - When <paths> or `--patch` are given, 'git checkout' *not* switch - branches. It updates the named paths in the working tree from - the index file or from a named <tree-ish> (most often a commit). In - this case, the `-b` and `--track` options are meaningless and giving - either of them results in an error. The <tree-ish> argument can be - used to specify a specific tree-ish (i.e. commit, tag or tree) - to update the index for the given paths before updating the - working tree. + When <paths> or `--patch` are given, 'git checkout' does *not* + switch branches. It updates the named paths in the working tree + from the index file or from a named <tree-ish> (most often a + commit). In this case, the `-b` and `--track` options are + meaningless and giving either of them results in an error. The + <tree-ish> argument can be used to specify a specific tree-ish + (i.e. commit, tag or tree) to update the index for the given + paths before updating the working tree. + The index may contain unmerged entries because of a previous failed merge. By default, if you try to check out such an entry from the index, the @@ -98,7 +98,7 @@ entries; instead, unmerged entries are ignored. "--track" in linkgit:git-branch[1] for details. + If no '-b' option is given, the name of the new branch will be -derived from the remote branch. If "remotes/" or "refs/remotes/" +derived from the remote-tracking branch. If "remotes/" or "refs/remotes/" is prefixed it is stripped away, and then the part up to the next slash (which would be the nickname of the remote) is removed. This would tell us to use "hack" as the local branch when branching diff --git a/Documentation/git-cherry-pick.txt b/Documentation/git-cherry-pick.txt index 2cef579316..73008705eb 100644 --- a/Documentation/git-cherry-pick.txt +++ b/Documentation/git-cherry-pick.txt @@ -21,7 +21,7 @@ OPTIONS <commit>...:: Commits to cherry-pick. For a more complete list of ways to spell commits, see - linkgit:gitrevisions[1]. + linkgit:gitrevisions[7]. Sets of commits can be passed but no traversal is done by default, as if the '--no-walk' option was specified, see linkgit:git-rev-list[1]. @@ -92,7 +92,7 @@ git cherry-pick ^HEAD master:: Apply the changes introduced by all commits that are ancestors of master but not of HEAD to produce new commits. -git cherry-pick master\~4 master~2:: +git cherry-pick master{tilde}4 master{tilde}2:: Apply the changes introduced by the fifth and third last commits pointed to by master and create 2 new commits with diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt index dc7d3d17b1..42e7021215 100644 --- a/Documentation/git-clone.txt +++ b/Documentation/git-clone.txt @@ -12,7 +12,8 @@ SYNOPSIS 'git clone' [--template=<template_directory>] [-l] [-s] [--no-hardlinks] [-q] [-n] [--bare] [--mirror] [-o <name>] [-b <name>] [-u <upload-pack>] [--reference <repository>] - [--depth <depth>] [--recursive] [--] <repository> [<directory>] + [--depth <depth>] [--recursive|--recurse-submodules] [--] <repository> + [<directory>] DESCRIPTION ----------- @@ -128,7 +129,12 @@ objects from the source repository into a pack in the cloned repository. configuration variables are created. --mirror:: - Set up a mirror of the remote repository. This implies `--bare`. + Set up a mirror of the source repository. This implies `--bare`. + Compared to `--bare`, `--mirror` not only maps local branches of the + source to local branches of the target, it maps all refs (including + remote-tracking branches, notes etc.) and sets up a refspec configuration such + that all these refs are overwritten by a `git remote update` in the + target repository. --origin <name>:: -o <name>:: @@ -162,6 +168,7 @@ objects from the source repository into a pack in the cloned repository. as patches. --recursive:: +--recurse-submodules:: After the clone is created, initialize all submodules within, using their default settings. This is equivalent to running `git submodule update --init --recursive` immediately after diff --git a/Documentation/git-commit-tree.txt b/Documentation/git-commit-tree.txt index 349366ee1e..5dcf4278fc 100644 --- a/Documentation/git-commit-tree.txt +++ b/Documentation/git-commit-tree.txt @@ -8,7 +8,7 @@ git-commit-tree - Create a new commit object SYNOPSIS -------- -'git commit-tree' <tree> [-p <parent commit>]* < changelog +'git commit-tree' <tree> [(-p <parent commit>)...] < changelog DESCRIPTION ----------- diff --git a/Documentation/git-commit.txt b/Documentation/git-commit.txt index 42fb1f57b2..8f89f6f08c 100644 --- a/Documentation/git-commit.txt +++ b/Documentation/git-commit.txt @@ -9,10 +9,10 @@ SYNOPSIS -------- [verse] 'git commit' [-a | --interactive] [-s] [-v] [-u<mode>] [--amend] [--dry-run] - [(-c | -C) <commit>] [-F <file> | -m <msg>] [--reset-author] - [--allow-empty] [--allow-empty-message] [--no-verify] [-e] [--author=<author>] - [--date=<date>] [--cleanup=<mode>] [--status | --no-status] [--] - [[-i | -o ]<file>...] + [(-c | -C | --fixup | --squash) <commit>] [-F <file> | -m <msg>] + [--reset-author] [--allow-empty] [--allow-empty-message] [--no-verify] + [-e] [--author=<author>] [--date=<date>] [--cleanup=<mode>] + [--status | --no-status] [-i | -o] [--] [<file>...] DESCRIPTION ----------- @@ -70,6 +70,19 @@ OPTIONS Like '-C', but with '-c' the editor is invoked, so that the user can further edit the commit message. +--fixup=<commit>:: + Construct a commit message for use with `rebase --autosquash`. + The commit message will be the subject line from the specified + commit with a prefix of "fixup! ". See linkgit:git-rebase[1] + for details. + +--squash=<commit>:: + Construct a commit message for use with `rebase --autosquash`. + The commit message subject line is taken from the specified + commit with a prefix of "squash! ". Can be used with additional + commit message options (`-m`/`-c`/`-C`/`-F`). See + linkgit:git-rebase[1] for details. + --reset-author:: When used with -C/-c/--amend options, declare that the authorship of the resulting commit now belongs of the committer. @@ -201,10 +214,11 @@ FROM UPSTREAM REBASE" section in linkgit:git-rebase[1].) -u[<mode>]:: --untracked-files[=<mode>]:: - Show untracked files (Default: 'all'). + Show untracked files. + -The mode parameter is optional, and is used to specify -the handling of untracked files. +The mode parameter is optional (defaults to 'all'), and is used to +specify the handling of untracked files; when -u is not used, the +default is 'normal', i.e. show untracked files and directories. + The possible options are: + @@ -212,9 +226,8 @@ The possible options are: - 'normal' - Shows untracked files and directories - 'all' - Also shows individual files in untracked directories. + -See linkgit:git-config[1] for configuration variable -used to change the default for when the option is not -specified. +The default can be changed using the status.showUntrackedFiles +configuration variable documented in linkgit:git-config[1]. -v:: --verbose:: diff --git a/Documentation/git-cvsexportcommit.txt b/Documentation/git-cvsexportcommit.txt index b2696efae9..d25661eb21 100644 --- a/Documentation/git-cvsexportcommit.txt +++ b/Documentation/git-cvsexportcommit.txt @@ -114,11 +114,11 @@ $ git cherry cvshead myhead | sed -n 's/^+ //p' | xargs -l1 git cvsexportcommit Author ------ -Written by Martin Langhoff <martin@catalyst.net.nz> and others. +Written by Martin Langhoff <martin@laptop.org> and others. Documentation -------------- -Documentation by Martin Langhoff <martin@catalyst.net.nz> and others. +Documentation by Martin Langhoff <martin@laptop.org> and others. GIT --- diff --git a/Documentation/git-cvsserver.txt b/Documentation/git-cvsserver.txt index f4472c61db..70cbb2cae7 100644 --- a/Documentation/git-cvsserver.txt +++ b/Documentation/git-cvsserver.txt @@ -399,13 +399,13 @@ This program is copyright The Open University UK - 2006. Authors: - Martyn Smith <martyn@catalyst.net.nz> -- Martin Langhoff <martin@catalyst.net.nz> +- Martin Langhoff <martin@laptop.org> with ideas and patches from participants of the git-list <git@vger.kernel.org>. Documentation -------------- -Documentation by Martyn Smith <martyn@catalyst.net.nz>, Martin Langhoff <martin@catalyst.net.nz>, and Matthias Urlichs <smurf@smurf.noris.de>. +Documentation by Martyn Smith <martyn@catalyst.net.nz>, Martin Langhoff <martin@laptop.org>, and Matthias Urlichs <smurf@smurf.noris.de>. GIT --- diff --git a/Documentation/git-daemon.txt b/Documentation/git-daemon.txt index 01c9f8eb9e..d15cb6a845 100644 --- a/Documentation/git-daemon.txt +++ b/Documentation/git-daemon.txt @@ -9,15 +9,15 @@ SYNOPSIS -------- [verse] 'git daemon' [--verbose] [--syslog] [--export-all] - [--timeout=n] [--init-timeout=n] [--max-connections=n] - [--strict-paths] [--base-path=path] [--base-path-relaxed] - [--user-path | --user-path=path] - [--interpolated-path=pathtemplate] - [--reuseaddr] [--detach] [--pid-file=file] - [--enable=service] [--disable=service] - [--allow-override=service] [--forbid-override=service] - [--inetd | [--listen=host_or_ipaddr] [--port=n] [--user=user [--group=group]] - [directory...] + [--timeout=<n>] [--init-timeout=<n>] [--max-connections=<n>] + [--strict-paths] [--base-path=<path>] [--base-path-relaxed] + [--user-path | --user-path=<path>] + [--interpolated-path=<pathtemplate>] + [--reuseaddr] [--detach] [--pid-file=<file>] + [--enable=<service>] [--disable=<service>] + [--allow-override=<service>] [--forbid-override=<service>] + [--inetd | [--listen=<host_or_ipaddr>] [--port=<n>] [--user=<user> [--group=<group>]] + [<directory>...] DESCRIPTION ----------- @@ -48,7 +48,7 @@ OPTIONS 'git daemon' will refuse to start when this option is enabled and no whitelist is specified. ---base-path=path:: +--base-path=<path>:: Remap all the path requests as relative to the given path. This is sort of "GIT root" - if you run 'git daemon' with '--base-path=/srv/git' on example.com, then if you later try to pull @@ -61,7 +61,7 @@ OPTIONS This is useful for switching to --base-path usage, while still allowing the old paths. ---interpolated-path=pathtemplate:: +--interpolated-path=<pathtemplate>:: To support virtual hosting, an interpolated path template can be used to dynamically construct alternate paths. The template supports %H for the target hostname as supplied by the client but @@ -78,29 +78,31 @@ OPTIONS --inetd:: Have the server run as an inetd service. Implies --syslog. - Incompatible with --port, --listen, --user and --group options. + Incompatible with --detach, --port, --listen, --user and --group + options. ---listen=host_or_ipaddr:: +--listen=<host_or_ipaddr>:: Listen on a specific IP address or hostname. IP addresses can be either an IPv4 address or an IPv6 address if supported. If IPv6 is not supported, then --listen=hostname is also not supported and --listen must be given an IPv4 address. + Can be given more than once. Incompatible with '--inetd' option. ---port=n:: +--port=<n>:: Listen on an alternative port. Incompatible with '--inetd' option. ---init-timeout=n:: +--init-timeout=<n>:: Timeout between the moment the connection is established and the client request is received (typically a rather low value, since that should be basically immediate). ---timeout=n:: +--timeout=<n>:: Timeout for specific client sub-requests. This includes the time it takes for the server to process the sub-request and the time spent waiting for the next client's request. ---max-connections=n:: +--max-connections=<n>:: Maximum number of concurrent clients, defaults to 32. Set it to zero for no limit. @@ -109,7 +111,7 @@ OPTIONS --verbose, thus by default only error conditions will be logged. --user-path:: ---user-path=path:: +--user-path=<path>:: Allow {tilde}user notation to be used in requests. When specified with no parameter, requests to git://host/{tilde}alice/foo is taken as a request to access @@ -129,12 +131,12 @@ OPTIONS --detach:: Detach from the shell. Implies --syslog. ---pid-file=file:: +--pid-file=<file>:: Save the process id in 'file'. Ignored when the daemon is run under `--inetd`. ---user=user:: ---group=group:: +--user=<user>:: +--group=<group>:: Change daemon's uid and gid before entering the service loop. When only `--user` is given without `--group`, the primary group ID for the user is used. The values of @@ -145,16 +147,16 @@ Giving these options is an error when used with `--inetd`; use the facility of inet daemon to achieve the same before spawning 'git daemon' if needed. ---enable=service:: ---disable=service:: +--enable=<service>:: +--disable=<service>:: Enable/disable the service site-wide per default. Note that a service disabled site-wide can still be enabled per repository if it is marked overridable and the repository enables the service with a configuration item. ---allow-override=service:: ---forbid-override=service:: +--allow-override=<service>:: +--forbid-override=<service>:: Allow/forbid overriding the site-wide default with per repository configuration. By default, all the services are overridable. diff --git a/Documentation/git-describe.txt b/Documentation/git-describe.txt index 7ef9d51577..02e015ad9c 100644 --- a/Documentation/git-describe.txt +++ b/Documentation/git-describe.txt @@ -37,7 +37,7 @@ OPTIONS --all:: Instead of using only the annotated tags, use any ref found in `.git/refs/`. This option enables matching - any known branch, remote branch, or lightweight tag. + any known branch, remote-tracking branch, or lightweight tag. --tags:: Instead of using only the annotated tags, use any tag diff --git a/Documentation/git-diff.txt b/Documentation/git-diff.txt index 08fd4099ad..49105102db 100644 --- a/Documentation/git-diff.txt +++ b/Documentation/git-diff.txt @@ -8,12 +8,17 @@ git-diff - Show changes between commits, commit and working tree, etc SYNOPSIS -------- -'git diff' [<common diff options>] <commit>{0,2} [--] [<path>...] +[verse] +'git diff' [options] [<commit>] [--] [<path>...] +'git diff' [options] --cached [<commit>] [--] [<path>...] +'git diff' [options] <commit> <commit> [--] [<path>...] +'git diff' [options] [--no-index] [--] <path> <path> DESCRIPTION ----------- -Show changes between two trees, a tree and the working tree, a -tree and the index file, or the index file and the working tree. +Show changes between the working tree and the index or a tree, changes +between the index and a tree, changes between two trees, or changes +between two files on disk. 'git diff' [--options] [--] [<path>...]:: @@ -23,9 +28,9 @@ tree and the index file, or the index file and the working tree. further add to the index but you still haven't. You can stage these changes by using linkgit:git-add[1]. + -If exactly two paths are given, and at least one is untracked, -compare the two files / directories. This behavior can be -forced by --no-index. +If exactly two paths are given and at least one points outside +the current repository, 'git diff' will compare the two files / +directories. This behavior can be forced by --no-index. 'git diff' [--options] --cached [<commit>] [--] [<path>...]:: @@ -33,6 +38,8 @@ forced by --no-index. commit relative to the named <commit>. Typically you would want comparison with the latest commit, so if you do not give <commit>, it defaults to HEAD. + If HEAD does not exist (e.g. unborned branches) and + <commit> is not given, it shows all staged changes. --staged is a synonym of --cached. 'git diff' [--options] <commit> [--] [<path>...]:: @@ -64,15 +71,16 @@ forced by --no-index. Just in case if you are doing something exotic, it should be noted that all of the <commit> in the above description, except -for the last two forms that use ".." notations, can be any -<tree-ish>. +in the last two forms that use ".." notations, can be any +<tree>. The third form ('git diff <commit> <commit>') can also +be used to compare two <blob> objects. For a more complete list of ways to spell <commit>, see -"SPECIFYING REVISIONS" section in linkgit:gitrevisions[1]. +"SPECIFYING REVISIONS" section in linkgit:gitrevisions[7]. However, "diff" is about comparing two _endpoints_, not ranges, and the range notations ("<commit>..<commit>" and "<commit>\...<commit>") do not mean a range as defined in the -"SPECIFYING RANGES" section in linkgit:gitrevisions[1]. +"SPECIFYING RANGES" section in linkgit:gitrevisions[7]. OPTIONS ------- @@ -159,8 +167,12 @@ rewrites (very expensive). SEE ALSO -------- -linkgit:git-difftool[1]:: - Show changes using common diff tools +diff(1), +linkgit:git-difftool[1], +linkgit:git-log[1], +linkgit:gitdiffcore[7], +linkgit:git-format-patch[1], +linkgit:git-apply[1] Author ------ diff --git a/Documentation/git-difftool.txt b/Documentation/git-difftool.txt index 8250bad2ce..db87f1d423 100644 --- a/Documentation/git-difftool.txt +++ b/Documentation/git-difftool.txt @@ -7,13 +7,14 @@ git-difftool - Show changes using common diff tools SYNOPSIS -------- -'git difftool' [<options>] <commit>{0,2} [--] [<path>...] +'git difftool' [<options>] [<commit> [<commit>]] [--] [<path>...] DESCRIPTION ----------- 'git difftool' is a git command that allows you to compare and edit files between revisions using common diff tools. 'git difftool' is a frontend -to 'git diff' and accepts the same options and arguments. +to 'git diff' and accepts the same options and arguments. See +linkgit:git-diff[1]. OPTIONS ------- @@ -55,14 +56,16 @@ the configured command line will be invoked with the following variables available: `$LOCAL` is set to the name of the temporary file containing the contents of the diff pre-image and `$REMOTE` is set to the name of the temporary file containing the contents -of the diff post-image. `$BASE` is provided for compatibility -with custom merge tool commands and has the same value as `$LOCAL`. +of the diff post-image. `$MERGED` is the name of the file which is +being compared. `$BASE` is provided for compatibility +with custom merge tool commands and has the same value as `$MERGED`. -x <command>:: --extcmd=<command>:: Specify a custom command for viewing diffs. 'git-difftool' ignores the configured defaults and runs `$command $LOCAL $REMOTE` when this option is specified. + Additionally, `$BASE` is set in the environment. -g:: --gui:: diff --git a/Documentation/git-fast-export.txt b/Documentation/git-fast-export.txt index fcad113276..e05b686b1e 100644 --- a/Documentation/git-fast-export.txt +++ b/Documentation/git-fast-export.txt @@ -96,7 +96,7 @@ marks the same across runs. in the commit (as opposed to just listing the files which are different from the commit's first parent). -[git-rev-list-args...]:: +[<git-rev-list-args>...]:: A list of arguments, acceptable to 'git rev-parse' and 'git rev-list', that specifies the specific objects and references to export. For example, `master{tilde}10..master` causes the diff --git a/Documentation/git-fast-import.txt b/Documentation/git-fast-import.txt index 966ba4f213..02bb49886c 100644 --- a/Documentation/git-fast-import.txt +++ b/Documentation/git-fast-import.txt @@ -92,6 +92,11 @@ OPTIONS --(no-)-relative-marks= with the --(import|export)-marks= options. +--cat-blob-fd=<fd>:: + Specify the file descriptor that will be written to + when the `cat-blob` command is encountered in the stream. + The default behaviour is to write to `stdout`. + --export-pack-edges=<file>:: After creating a packfile, print a line of data to <file> listing the filename of the packfile and the last @@ -320,6 +325,11 @@ and control the current import process. More detailed discussion standard output. This command is optional and is not needed to perform an import. +`cat-blob`:: + Causes fast-import to print a blob in 'cat-file --batch' + format to the file descriptor set with `--cat-blob-fd` or + `stdout` if unspecified. + `feature`:: Require that fast-import supports the specified feature, or abort if it does not. @@ -439,7 +449,7 @@ Marks must be declared (via `mark`) before they can be used. * A complete 40 byte or abbreviated commit SHA-1 in hex. * Any valid Git SHA-1 expression that resolves to a commit. See - ``SPECIFYING REVISIONS'' in linkgit:gitrevisions[1] for details. + ``SPECIFYING REVISIONS'' in linkgit:gitrevisions[7] for details. The special case of restarting an incremental import from the current branch value should be written as: @@ -532,6 +542,8 @@ The value of `<path>` must be in canonical form. That is it must not: * contain the special component `.` or `..` (e.g. `foo/./bar` and `foo/../bar` are invalid). +The root of the tree can be represented by an empty string as `<path>`. + It is recommended that `<path>` always be encoded using UTF-8. `filedelete` @@ -876,34 +888,72 @@ Placing a `progress` command immediately after a `checkpoint` will inform the reader when the `checkpoint` has been completed and it can safely access the refs that fast-import updated. +`cat-blob` +~~~~~~~~~~ +Causes fast-import to print a blob to a file descriptor previously +arranged with the `--cat-blob-fd` argument. The command otherwise +has no impact on the current import; its main purpose is to +retrieve blobs that may be in fast-import's memory but not +accessible from the target repository. + +.... + 'cat-blob' SP <dataref> LF +.... + +The `<dataref>` can be either a mark reference (`:<idnum>`) +set previously or a full 40-byte SHA-1 of a Git blob, preexisting or +ready to be written. + +Output uses the same format as `git cat-file --batch`: + +==== + <sha1> SP 'blob' SP <size> LF + <contents> LF +==== + +This command can be used anywhere in the stream that comments are +accepted. In particular, the `cat-blob` command can be used in the +middle of a commit but not in the middle of a `data` command. + `feature` ~~~~~~~~~ Require that fast-import supports the specified feature, or abort if it does not. .... - 'feature' SP <feature> LF + 'feature' SP <feature> ('=' <argument>)? LF .... -The <feature> part of the command may be any string matching -^[a-zA-Z][a-zA-Z-]*$ and should be understood by fast-import. +The <feature> part of the command may be any one of the following: + +date-format:: +export-marks:: +relative-marks:: +no-relative-marks:: +force:: + Act as though the corresponding command-line option with + a leading '--' was passed on the command line + (see OPTIONS, above). + +import-marks:: + Like --import-marks except in two respects: first, only one + "feature import-marks" command is allowed per stream; + second, an --import-marks= command-line option overrides + any "feature import-marks" command in the stream. + +cat-blob:: + Ignored. Versions of fast-import not supporting the + "cat-blob" command will exit with a message indicating so. + This lets the import error out early with a clear message, + rather than wasting time on the early part of an import + before the unsupported command is detected. + +notes:: + Require that the backend support the 'notemodify' (N) + subcommand to the 'commit' command. + Versions of fast-import not supporting notes will exit + with a message indicating so. -Feature work identical as their option counterparts with the -exception of the import-marks feature, see below. - -The following features are currently supported: - -* date-format -* import-marks -* export-marks -* relative-marks -* no-relative-marks -* force - -The import-marks behaves differently from when it is specified as -commandline option in that only one "feature import-marks" is allowed -per stream. Also, any --import-marks= specified on the commandline -will override those from the stream (if any). `option` ~~~~~~~~ @@ -930,6 +980,7 @@ not be passed as option: * date-format * import-marks * export-marks +* cat-blob-fd * force Crash Reports @@ -1230,6 +1281,13 @@ and lazy loading of subtrees, allows fast-import to efficiently import projects with 2,000+ branches and 45,114+ files in a very limited memory footprint (less than 2.7 MiB per active branch). +Signals +------- +Sending *SIGUSR1* to the 'git fast-import' process ends the current +packfile early, simulating a `checkpoint` command. The impatient +operator can use this facility to peek at the objects and refs from an +import in progress, at the cost of some added running time and worse +compression. Author ------ diff --git a/Documentation/git-fetch.txt b/Documentation/git-fetch.txt index 400fe7f956..c76e313923 100644 --- a/Documentation/git-fetch.txt +++ b/Documentation/git-fetch.txt @@ -12,7 +12,7 @@ SYNOPSIS 'git fetch' [<options>] <group> -'git fetch' --multiple [<options>] [<repository> | <group>]... +'git fetch' --multiple [<options>] [(<repository> | <group>)...] 'git fetch' --all [<options>] @@ -26,7 +26,7 @@ The ref names and their object names of fetched refs are stored in `.git/FETCH_HEAD`. This information is left for a later merge operation done by 'git merge'. -When <refspec> stores the fetched result in tracking branches, +When <refspec> stores the fetched result in remote-tracking branches, the tags that point at these branches are automatically followed. This is done by first fetching from the remote using the given <refspec>s, and if the repository has objects that are diff --git a/Documentation/git-filter-branch.txt b/Documentation/git-filter-branch.txt index 7357c8879a..aa69b8ef13 100644 --- a/Documentation/git-filter-branch.txt +++ b/Documentation/git-filter-branch.txt @@ -81,7 +81,7 @@ OPTIONS This filter may be used if you only need to modify the environment in which the commit will be performed. Specifically, you might want to rewrite the author/committer name/email/time environment - variables (see linkgit:git-commit[1] for details). Do not forget + variables (see linkgit:git-commit-tree[1] for details). Do not forget to re-export the variables. --tree-filter <command>:: @@ -117,7 +117,7 @@ OPTIONS This is the filter for performing the commit. If this filter is specified, it will be called instead of the 'git commit-tree' command, with arguments of the form - "<TREE_ID> [-p <PARENT_COMMIT_ID>]..." and the log message on + "<TREE_ID> [(-p <PARENT_COMMIT_ID>)...]" and the log message on stdin. The commit id is expected on stdout. + As a special extension, the commit filter may emit multiple @@ -361,7 +361,7 @@ git filter-branch --index-filter \ 'git ls-files -s | sed "s-\t\"*-&newsubdir/-" | GIT_INDEX_FILE=$GIT_INDEX_FILE.new \ git update-index --index-info && - mv $GIT_INDEX_FILE.new $GIT_INDEX_FILE' HEAD + mv "$GIT_INDEX_FILE.new" "$GIT_INDEX_FILE"' HEAD --------------------------------------------------------------- diff --git a/Documentation/git-fmt-merge-msg.txt b/Documentation/git-fmt-merge-msg.txt index 302f56b889..75adf7a502 100644 --- a/Documentation/git-fmt-merge-msg.txt +++ b/Documentation/git-fmt-merge-msg.txt @@ -9,8 +9,8 @@ git-fmt-merge-msg - Produce a merge commit message SYNOPSIS -------- [verse] -'git fmt-merge-msg' [-m <message>] [--log | --no-log] <$GIT_DIR/FETCH_HEAD -'git fmt-merge-msg' [-m <message>] [--log | --no-log] -F <file> +'git fmt-merge-msg' [-m <message>] [--log[=<n>] | --no-log] <$GIT_DIR/FETCH_HEAD +'git fmt-merge-msg' [-m <message>] [--log[=<n>] | --no-log] -F <file> DESCRIPTION ----------- @@ -24,10 +24,12 @@ automatically invoking 'git merge'. OPTIONS ------- ---log:: +--log[=<n>]:: In addition to branch names, populate the log message with one-line descriptions from the actual commits that are being - merged. + merged. At most <n> commits from each merge parent will be + used (20 if <n> is omitted). This overrides the `merge.log` + configuration variable. --no-log:: Do not list one-line descriptions from the actual commits being @@ -52,8 +54,10 @@ CONFIGURATION ------------- merge.log:: - Whether to include summaries of merged commits in newly - merge commit messages. False by default. + In addition to branch names, populate the log message with at + most the specified number of one-line descriptions from the + actual commits that are being merged. Defaults to false, and + true is a synonym for 20. merge.summary:: Synonym to `merge.log`; this is deprecated and will be removed in diff --git a/Documentation/git-for-each-ref.txt b/Documentation/git-for-each-ref.txt index d66fd9d231..152e695c81 100644 --- a/Documentation/git-for-each-ref.txt +++ b/Documentation/git-for-each-ref.txt @@ -9,7 +9,7 @@ SYNOPSIS -------- [verse] 'git for-each-ref' [--count=<count>] [--shell|--perl|--python|--tcl] - [--sort=<key>]* [--format=<format>] [<pattern>...] + [(--sort=<key>)...] [--format=<format>] [<pattern>...] DESCRIPTION ----------- @@ -123,7 +123,7 @@ EXAMPLES -------- An example directly producing formatted text. Show the most recent -3 tagged commits:: +3 tagged commits: ------------ #!/bin/sh @@ -140,7 +140,7 @@ Ref: %(*refname) A simple example showing the use of shell eval on the output, -demonstrating the use of --shell. List the prefixes of all heads:: +demonstrating the use of --shell. List the prefixes of all heads: ------------ #!/bin/sh @@ -154,7 +154,7 @@ done A bit more elaborate report on tags, demonstrating that the format -may be an entire script:: +may be an entire script: ------------ #!/bin/sh @@ -204,3 +204,15 @@ eval=`git for-each-ref --shell --format="$fmt" \ refs/tags` eval "$eval" ------------ + +Author +------ +Written by Junio C Hamano <gitster@pobox.com>. + +Documentation +------------- +Documentation by Junio C Hamano and the git-list <git@vger.kernel.org>. + +GIT +--- +Part of the linkgit:git[1] suite diff --git a/Documentation/git-format-patch.txt b/Documentation/git-format-patch.txt index 4b3f5ba535..9dcafc6d44 100644 --- a/Documentation/git-format-patch.txt +++ b/Documentation/git-format-patch.txt @@ -39,7 +39,7 @@ There are two ways to specify which commits to operate on. that leads to the <since> to be output. 2. Generic <revision range> expression (see "SPECIFYING - REVISIONS" section in linkgit:gitrevisions[1]) means the + REVISIONS" section in linkgit:gitrevisions[7]) means the commits in the specified range. The first rule takes precedence in the case of a single <commit>. To @@ -74,7 +74,7 @@ OPTIONS include::diff-options.txt[] -<n>:: - Limits the number of patches to prepare. + Prepare patches from the topmost <n> commits. -o <dir>:: --output-directory <dir>:: diff --git a/Documentation/git-fsck.txt b/Documentation/git-fsck.txt index 3ad48a6336..86f9b2bf91 100644 --- a/Documentation/git-fsck.txt +++ b/Documentation/git-fsck.txt @@ -123,9 +123,6 @@ dangling <type> <object>:: The <type> object <object>, is present in the database but never 'directly' used. A dangling commit could be a root node. -warning: git-fsck: tree <tree> has full pathnames in it:: - And it shouldn't... - sha1 mismatch <object>:: The database has an object who's sha1 doesn't match the database value. diff --git a/Documentation/git-gc.txt b/Documentation/git-gc.txt index 315f07ef1c..26632414b2 100644 --- a/Documentation/git-gc.txt +++ b/Documentation/git-gc.txt @@ -89,7 +89,7 @@ are not part of the current project most users will want to expire them sooner. This option defaults to '30 days'. The above two configuration variables can be given to a pattern. For -example, this sets non-default expiry values only to remote tracking +example, this sets non-default expiry values only to remote-tracking branches: ------------ @@ -107,7 +107,7 @@ how long records of conflicted merge you have not resolved are kept. This defaults to 15 days. The optional configuration variable 'gc.packrefs' determines if -'git gc' runs 'git pack-refs'. This can be set to "nobare" to enable +'git gc' runs 'git pack-refs'. This can be set to "notbare" to enable it within all non-bare repos or it can be set to a boolean value. This defaults to true. @@ -128,8 +128,8 @@ Notes 'git gc' tries very hard to be safe about the garbage it collects. In particular, it will keep not only objects referenced by your current set -of branches and tags, but also objects referenced by the index, remote -tracking branches, refs saved by 'git filter-branch' in +of branches and tags, but also objects referenced by the index, +remote-tracking branches, refs saved by 'git filter-branch' in refs/original/, or reflogs (which may reference commits in branches that were later amended or rewound). diff --git a/Documentation/git-grep.txt b/Documentation/git-grep.txt index dab0a78fa8..791d4d4871 100644 --- a/Documentation/git-grep.txt +++ b/Documentation/git-grep.txt @@ -93,6 +93,7 @@ OPTIONS as a regex). -n:: +--line-number:: Prefix the line number to matching lines. -l:: diff --git a/Documentation/git-index-pack.txt b/Documentation/git-index-pack.txt index f3ccc72f0d..c2bb81042c 100644 --- a/Documentation/git-index-pack.txt +++ b/Documentation/git-index-pack.txt @@ -59,10 +59,10 @@ OPTIONS the newly constructed pack and index before refs can be updated to use objects contained in the pack. ---keep='why':: +--keep=<msg>:: Like --keep create a .keep file before moving the index into its final destination, but rather than creating an empty file - place 'why' followed by an LF into the .keep file. The 'why' + place '<msg>' followed by an LF into the .keep file. The '<msg>' message can later be searched for within all .keep files to locate any which have outlived their usefulness. diff --git a/Documentation/git-init.txt b/Documentation/git-init.txt index 246b07ebf9..00d4a124c9 100644 --- a/Documentation/git-init.txt +++ b/Documentation/git-init.txt @@ -31,7 +31,7 @@ current working directory. Specify the directory from which templates will be used. (See the "TEMPLATE DIRECTORY" section below.) ---shared[={false|true|umask|group|all|world|everybody|0xxx}]:: +--shared[=(false|true|umask|group|all|world|everybody|0xxx)]:: Specify that the git repository is to be shared amongst several users. This allows users belonging to the same group to push into that diff --git a/Documentation/git-log.txt b/Documentation/git-log.txt index c213bdbdc5..ff41784c60 100644 --- a/Documentation/git-log.txt +++ b/Documentation/git-log.txt @@ -31,7 +31,7 @@ OPTIONS either <since> or <until> is omitted, it defaults to `HEAD`, i.e. the tip of the current branch. For a more complete list of ways to spell <since> - and <until>, see linkgit:gitrevisions[1]. + and <until>, see linkgit:gitrevisions[7]. --follow:: Continue listing the history of a file beyond renames @@ -116,7 +116,7 @@ git log --follow builtin-rev-list.c:: git log --branches --not --remotes=origin:: Shows all commits that are in any of local branches but not in - any of remote tracking branches for 'origin' (what you have that + any of remote-tracking branches for 'origin' (what you have that origin doesn't). git log master --not --remotes=*/master:: diff --git a/Documentation/git-ls-files.txt b/Documentation/git-ls-files.txt index 347f447986..86abd13451 100644 --- a/Documentation/git-ls-files.txt +++ b/Documentation/git-ls-files.txt @@ -17,7 +17,7 @@ SYNOPSIS [--exclude-per-directory=<file>] [--exclude-standard] [--error-unmatch] [--with-tree=<tree-ish>] - [--full-name] [--abbrev] [--] [<file>]* + [--full-name] [--abbrev] [--] [<file>...] DESCRIPTION ----------- diff --git a/Documentation/git-ls-remote.txt b/Documentation/git-ls-remote.txt index abe7bf9ff9..3422765827 100644 --- a/Documentation/git-ls-remote.txt +++ b/Documentation/git-ls-remote.txt @@ -10,7 +10,7 @@ SYNOPSIS -------- [verse] 'git ls-remote' [--heads] [--tags] [-u <exec> | --upload-pack <exec>] - <repository> <refs>... + <repository> [<refs>...] DESCRIPTION ----------- diff --git a/Documentation/git-ls-tree.txt b/Documentation/git-ls-tree.txt index 1f89d36800..76ed625e7b 100644 --- a/Documentation/git-ls-tree.txt +++ b/Documentation/git-ls-tree.txt @@ -10,8 +10,8 @@ SYNOPSIS -------- [verse] 'git ls-tree' [-d] [-r] [-t] [-l] [-z] - [--name-only] [--name-status] [--full-name] [--full-tree] [--abbrev=[<n>]] - <tree-ish> [paths...] + [--name-only] [--name-status] [--full-name] [--full-tree] [--abbrev[=<n>]] + <tree-ish> [<path>...] DESCRIPTION ----------- @@ -19,11 +19,11 @@ Lists the contents of a given tree object, like what "/bin/ls -a" does in the current working directory. Note that: - the behaviour is slightly different from that of "/bin/ls" in that the - 'paths' denote just a list of patterns to match, e.g. so specifying + '<path>' denotes just a list of patterns to match, e.g. so specifying directory name (without '-r') will behave differently, and order of the arguments does not matter. - - the behaviour is similar to that of "/bin/ls" in that the 'paths' is + - the behaviour is similar to that of "/bin/ls" in that the '<path>' is taken as relative to the current working directory. E.g. when you are in a directory 'sub' that has a directory 'dir', you can run 'git ls-tree -r HEAD dir' to list the contents of the tree (that is @@ -72,7 +72,7 @@ OPTIONS Do not limit the listing to the current working directory. Implies --full-name. -paths:: +[<path>...]:: When paths are given, show them (note that this isn't really raw pathnames, but rather a list of patterns to match). Otherwise implicitly uses the root level of the tree as the sole path argument. diff --git a/Documentation/git-mailsplit.txt b/Documentation/git-mailsplit.txt index a634485281..71912a19a4 100644 --- a/Documentation/git-mailsplit.txt +++ b/Documentation/git-mailsplit.txt @@ -7,7 +7,7 @@ git-mailsplit - Simple UNIX mbox splitter program SYNOPSIS -------- -'git mailsplit' [-b] [-f<nn>] [-d<prec>] [--keep-cr] -o<directory> [--] [<mbox>|<Maildir>...] +'git mailsplit' [-b] [-f<nn>] [-d<prec>] [--keep-cr] -o<directory> [--] [(<mbox>|<Maildir>)...] DESCRIPTION ----------- diff --git a/Documentation/git-merge.txt b/Documentation/git-merge.txt index 84043cc5b2..c1efaaa5c5 100644 --- a/Documentation/git-merge.txt +++ b/Documentation/git-merge.txt @@ -13,6 +13,7 @@ SYNOPSIS [-s <strategy>] [-X <strategy-option>] [--[no-]rerere-autoupdate] [-m <msg>] <commit>... 'git merge' <msg> HEAD <commit>... +'git merge' --abort DESCRIPTION ----------- @@ -47,6 +48,14 @@ The second syntax (<msg> `HEAD` <commit>...) is supported for historical reasons. Do not use it from the command line or in new scripts. It is the same as `git merge -m <msg> <commit>...`. +The third syntax ("`git merge --abort`") can only be run after the +merge has resulted in conflicts. 'git merge --abort' will abort the +merge process and try to reconstruct the pre-merge state. However, +if there were uncommitted changes when the merge started (and +especially if those changes were further modified after the merge +was started), 'git merge --abort' will in some cases be unable to +reconstruct the original (pre-merge) changes. Therefore: + *Warning*: Running 'git merge' with uncommitted changes is discouraged: while possible, it leaves you in a state that is hard to back out of in the case of a conflict. @@ -59,19 +68,31 @@ include::merge-options.txt[] -m <msg>:: Set the commit message to be used for the merge commit (in case one is created). - - If `--log` is specified, a shortlog of the commits being merged - will be appended to the specified message. - - The 'git fmt-merge-msg' command can be - used to give a good default for automated 'git merge' - invocations. ++ +If `--log` is specified, a shortlog of the commits being merged +will be appended to the specified message. ++ +The 'git fmt-merge-msg' command can be +used to give a good default for automated 'git merge' +invocations. --rerere-autoupdate:: --no-rerere-autoupdate:: Allow the rerere mechanism to update the index with the result of auto-conflict resolution if possible. +--abort:: + Abort the current conflict resolution process, and + try to reconstruct the pre-merge state. ++ +If there were uncommitted worktree changes present when the merge +started, 'git merge --abort' will in some cases be unable to +reconstruct these changes. It is therefore recommended to always +commit or stash your changes before running 'git merge'. ++ +'git merge --abort' is equivalent to 'git reset --merge' when +`MERGE_HEAD` is present. + <commit>...:: Commits, usually other branch heads, to merge into our branch. You need at least one <commit>. Specifying more than one @@ -142,7 +163,7 @@ happens: i.e. matching `HEAD`. If you tried a merge which resulted in complex conflicts and -want to start over, you can recover with `git reset --merge`. +want to start over, you can recover with `git merge --abort`. HOW CONFLICTS ARE PRESENTED --------------------------- @@ -213,8 +234,8 @@ After seeing a conflict, you can do two things: * Decide not to merge. The only clean-ups you need are to reset the index file to the `HEAD` commit to reverse 2. and to clean - up working tree changes made by 2. and 3.; `git-reset --hard` can - be used for this. + up working tree changes made by 2. and 3.; `git merge --abort` + can be used for this. * Resolve the conflicts. Git will mark the conflicts in the working tree. Edit the files into shape and diff --git a/Documentation/git-mergetool.txt b/Documentation/git-mergetool.txt index e4ed016146..1f75a848ba 100644 --- a/Documentation/git-mergetool.txt +++ b/Documentation/git-mergetool.txt @@ -7,7 +7,7 @@ git-mergetool - Run merge conflict resolution tools to resolve merge conflicts SYNOPSIS -------- -'git mergetool' [--tool=<tool>] [-y|--no-prompt|--prompt] [<file>]... +'git mergetool' [--tool=<tool>] [-y|--no-prompt|--prompt] [<file>...] DESCRIPTION ----------- diff --git a/Documentation/git-notes.txt b/Documentation/git-notes.txt index 2981d8c5ef..296f314eae 100644 --- a/Documentation/git-notes.txt +++ b/Documentation/git-notes.txt @@ -14,8 +14,12 @@ SYNOPSIS 'git notes' append [-F <file> | -m <msg> | (-c | -C) <object>] [<object>] 'git notes' edit [<object>] 'git notes' show [<object>] +'git notes' merge [-v | -q] [-s <strategy> ] <notes_ref> +'git notes' merge --commit [-v | -q] +'git notes' merge --abort [-v | -q] 'git notes' remove [<object>] 'git notes' prune [-n | -v] +'git notes' get-ref DESCRIPTION @@ -83,6 +87,21 @@ edit:: show:: Show the notes for a given object (defaults to HEAD). +merge:: + Merge the given notes ref into the current notes ref. + This will try to merge the changes made by the given + notes ref (called "remote") since the merge-base (if + any) into the current notes ref (called "local"). ++ +If conflicts arise and a strategy for automatically resolving +conflicting notes (see the -s/--strategy option) is not given, +the "manual" resolver is used. This resolver checks out the +conflicting notes in a special worktree (`.git/NOTES_MERGE_WORKTREE`), +and instructs the user to manually resolve the conflicts there. +When done, the user can either finalize the merge with +'git notes merge --commit', or abort the merge with +'git notes merge --abort'. + remove:: Remove the notes for a given object (defaults to HEAD). This is equivalent to specifying an empty note message to @@ -91,6 +110,10 @@ remove:: prune:: Remove all notes for non-existing/unreachable objects. +get-ref:: + Print the current notes ref. This provides an easy way to + retrieve the current notes ref (e.g. from scripts). + OPTIONS ------- -f:: @@ -133,9 +156,37 @@ OPTIONS Do not remove anything; just report the object names whose notes would be removed. +-s <strategy>:: +--strategy=<strategy>:: + When merging notes, resolve notes conflicts using the given + strategy. The following strategies are recognized: "manual" + (default), "ours", "theirs", "union" and "cat_sort_uniq". + See the "NOTES MERGE STRATEGIES" section below for more + information on each notes merge strategy. + +--commit:: + Finalize an in-progress 'git notes merge'. Use this option + when you have resolved the conflicts that 'git notes merge' + stored in .git/NOTES_MERGE_WORKTREE. This amends the partial + merge commit created by 'git notes merge' (stored in + .git/NOTES_MERGE_PARTIAL) by adding the notes in + .git/NOTES_MERGE_WORKTREE. The notes ref stored in the + .git/NOTES_MERGE_REF symref is updated to the resulting commit. + +--abort:: + Abort/reset a in-progress 'git notes merge', i.e. a notes merge + with conflicts. This simply removes all files related to the + notes merge. + +-q:: +--quiet:: + When merging notes, operate quietly. + -v:: --verbose:: - Report all object names whose notes are removed. + When merging notes, be more verbose. + When pruning notes, report all object names whose notes are + removed. DISCUSSION @@ -163,6 +214,38 @@ object, in which case the history of the notes can be read with `git log -p -g <refname>`. +NOTES MERGE STRATEGIES +---------------------- + +The default notes merge strategy is "manual", which checks out +conflicting notes in a special work tree for resolving notes conflicts +(`.git/NOTES_MERGE_WORKTREE`), and instructs the user to resolve the +conflicts in that work tree. +When done, the user can either finalize the merge with +'git notes merge --commit', or abort the merge with +'git notes merge --abort'. + +"ours" automatically resolves conflicting notes in favor of the local +version (i.e. the current notes ref). + +"theirs" automatically resolves notes conflicts in favor of the remote +version (i.e. the given notes ref being merged into the current notes +ref). + +"union" automatically resolves notes conflicts by concatenating the +local and remote versions. + +"cat_sort_uniq" is similar to "union", but in addition to concatenating +the local and remote versions, this strategy also sorts the resulting +lines, and removes duplicate lines from the result. This is equivalent +to applying the "cat | sort | uniq" shell pipeline to the local and +remote versions. This strategy is useful if the notes follow a line-based +format where one wants to avoid duplicated lines in the merge result. +Note that if either the local or remote version contain duplicate lines +prior to the merge, these will also be removed by this notes merge +strategy. + + EXAMPLES -------- diff --git a/Documentation/git-pack-objects.txt b/Documentation/git-pack-objects.txt index 8ed09c0b3c..96684bc510 100644 --- a/Documentation/git-pack-objects.txt +++ b/Documentation/git-pack-objects.txt @@ -11,8 +11,8 @@ SYNOPSIS [verse] 'git pack-objects' [-q | --progress | --all-progress] [--all-progress-implied] [--no-reuse-delta] [--delta-base-offset] [--non-empty] - [--local] [--incremental] [--window=N] [--depth=N] - [--revs [--unpacked | --all]*] [--stdout | base-name] + [--local] [--incremental] [--window=<n>] [--depth=<n>] + [--revs [--unpacked | --all]] [--stdout | base-name] [--keep-true-parents] < object-list @@ -82,8 +82,8 @@ base-name:: reference was included in the resulting packfile. This can be useful to send new tags to native git clients. ---window=[N]:: ---depth=[N]:: +--window=<n>:: +--depth=<n>:: These two options affect how the objects contained in the pack are stored using delta compression. The objects are first internally sorted by type, size and @@ -95,10 +95,10 @@ base-name:: times to get to the necessary object. The default value for --window is 10 and --depth is 50. ---window-memory=[N]:: +--window-memory=<n>:: This option provides an additional limit on top of `--window`; the window size will dynamically scale down so as to not take - up more than N bytes in memory. This is useful in + up more than '<n>' bytes in memory. This is useful in repositories with a mix of large and small objects to not run out of memory with a large window, but still be able to take advantage of the large window for the smaller objects. The @@ -106,7 +106,7 @@ base-name:: `--window-memory=0` makes memory usage unlimited, which is the default. ---max-pack-size=[N]:: +--max-pack-size=<n>:: Maximum size of each output pack file. The size can be suffixed with "k", "m", or "g". The minimum size allowed is limited to 1 MiB. If specified, multiple packfiles may be created. @@ -171,7 +171,7 @@ base-name:: wholesale enforcement of a different compression level on the packed data is desired. ---compression=[N]:: +--compression=<n>:: Specifies compression level for newly-compressed data in the generated pack. If not specified, pack compression level is determined first by pack.compression, then by core.compression, @@ -190,15 +190,20 @@ self-contained. Use `git index-pack --fix-thin` (see linkgit:git-index-pack[1]) to restore the self-contained property. --delta-base-offset:: - A packed archive can express base object of a delta as - either 20-byte object name or as an offset in the - stream, but older version of git does not understand the + A packed archive can express the base object of a delta as + either a 20-byte object name or as an offset in the + stream, but ancient versions of git don't understand the latter. By default, 'git pack-objects' only uses the former format for better compatibility. This option allows the command to use the latter format for compactness. Depending on the average delta chain length, this option typically shrinks the resulting packfile by 3-5 per-cent. ++ +Note: Porcelain commands such as `git gc` (see linkgit:git-gc[1]), +`git repack` (see linkgit:git-repack[1]) pass this option by default +in modern git when they put objects in your repository into pack files. +So does `git bundle` (see linkgit:git-bundle[1]) when it creates a bundle. --threads=<n>:: Specifies the number of threads to spawn when searching for best diff --git a/Documentation/git-pull.txt b/Documentation/git-pull.txt index c50f7dcb89..b33e6be872 100644 --- a/Documentation/git-pull.txt +++ b/Documentation/git-pull.txt @@ -26,9 +26,9 @@ With `--rebase`, it runs 'git rebase' instead of 'git merge'. <repository> should be the name of a remote repository as passed to linkgit:git-fetch[1]. <refspec> can name an arbitrary remote ref (for example, the name of a tag) or even -a collection of refs with corresponding remote tracking branches -(e.g., refs/heads/*:refs/remotes/origin/*), but usually it is -the name of a branch in the remote repository. +a collection of refs with corresponding remote-tracking branches +(e.g., refs/heads/{asterisk}:refs/remotes/origin/{asterisk}), +but usually it is the name of a branch in the remote repository. Default values for <repository> and <branch> are read from the "remote" and "merge" configuration for the current branch @@ -84,6 +84,15 @@ must be given before the options meant for 'git fetch'. --verbose:: Pass --verbose to git-fetch and git-merge. +--[no-]recurse-submodules:: + This option controls if new commits of all populated submodules should + be fetched too (see linkgit:git-config[1] and linkgit:gitmodules[5]). + That might be necessary to get the data needed for merging submodule + commits, a feature git learned in 1.7.3. Notice that the result of a + merge will not be checked out in the submodule, "git submodule update" + has to be called afterwards to bring the work tree up to date with the + merge result. + Options related to merging ~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -92,12 +101,15 @@ include::merge-options.txt[] :git-pull: 1 --rebase:: - Instead of a merge, perform a rebase after fetching. If - there is a remote ref for the upstream branch, and this branch - was rebased since last fetched, the rebase uses that information - to avoid rebasing non-local changes. To make this the default - for branch `<name>`, set configuration `branch.<name>.rebase` - to `true`. + Rebase the current branch on top of the upstream branch after + fetching. If there is a remote-tracking branch corresponding to + the upstream branch and the upstream branch was rebased since last + fetched, the rebase uses that information to avoid rebasing + non-local changes. ++ +See `branch.<name>.rebase` and `branch.autosetuprebase` in +linkgit:git-config[1] if you want to make `git pull` always use +`{litdd}rebase` instead of merging. + [NOTE] This is a potentially _dangerous_ mode of operation. @@ -134,7 +146,7 @@ and if there is not any such variable, the value on `URL: ` line in `$GIT_DIR/remotes/<origin>` file is used. In order to determine what remote branches to fetch (and -optionally store in the tracking branches) when the command is +optionally store in the remote-tracking branches) when the command is run without any refspec parameters on the command line, values of the configuration variable `remote.<origin>.fetch` are consulted, and if there aren't any, `$GIT_DIR/remotes/<origin>` @@ -147,9 +159,9 @@ refs/heads/*:refs/remotes/origin/* ------------ A globbing refspec must have a non-empty RHS (i.e. must store -what were fetched in tracking branches), and its LHS and RHS +what were fetched in remote-tracking branches), and its LHS and RHS must end with `/*`. The above specifies that all remote -branches are tracked using tracking branches in +branches are tracked using remote-tracking branches in `refs/remotes/origin/` hierarchy under the same name. The rule to determine which remote branch to merge after diff --git a/Documentation/git-push.txt b/Documentation/git-push.txt index 020955ff5a..e11660a2e6 100644 --- a/Documentation/git-push.txt +++ b/Documentation/git-push.txt @@ -41,7 +41,7 @@ OPTIONS[[OPTIONS]] + The <src> is often the name of the branch you would want to push, but it can be any arbitrary "SHA-1 expression", such as `master~4` or -`HEAD` (see linkgit:gitrevisions[1]). +`HEAD` (see linkgit:gitrevisions[7]). + The <dst> tells which ref on the remote side is updated with this push. Arbitrary expressions cannot be used here, an actual ref must diff --git a/Documentation/git-read-tree.txt b/Documentation/git-read-tree.txt index 2e78da448f..634423a69e 100644 --- a/Documentation/git-read-tree.txt +++ b/Documentation/git-read-tree.txt @@ -11,7 +11,7 @@ SYNOPSIS 'git read-tree' [[-m [--trivial] [--aggressive] | --reset | --prefix=<prefix>] [-u [--exclude-per-directory=<gitignore>] | -i]] [--index-output=<file>] [--no-sparse-checkout] - <tree-ish1> [<tree-ish2> [<tree-ish3>]] + (--empty | <tree-ish1> [<tree-ish2> [<tree-ish3>]]) DESCRIPTION @@ -114,6 +114,10 @@ OPTIONS Disable sparse checkout support even if `core.sparseCheckout` is true. +--empty:: + Instead of reading tree object(s) into the index, just empty + it. + <tree-ish#>:: The id of the tree object(s) to be read/merged. @@ -412,13 +416,6 @@ turn `core.sparseCheckout` on in order to have sparse checkout support. -BUGS ----- -In order to match a directory with $GIT_DIR/info/sparse-checkout, -trailing slash must be used. The form without trailing slash, while -works with .gitignore, does not work with sparse checkout. - - SEE ALSO -------- linkgit:git-write-tree[1]; linkgit:git-ls-files[1]; diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt index 30e5c0eb14..96680c8456 100644 --- a/Documentation/git-rebase.txt +++ b/Documentation/git-rebase.txt @@ -279,6 +279,10 @@ which makes little sense. --no-verify:: This option bypasses the pre-rebase hook. See also linkgit:githooks[5]. +--verify:: + Allows the pre-rebase hook to run, which is the default. This option can + be used to override --no-verify. See also linkgit:githooks[5]. + -C<n>:: Ensure at least <n> lines of surrounding context match before and after each change. When fewer lines of surrounding diff --git a/Documentation/git-reflog.txt b/Documentation/git-reflog.txt index 5a0451aaf3..e50bd9b68d 100644 --- a/Documentation/git-reflog.txt +++ b/Documentation/git-reflog.txt @@ -40,7 +40,7 @@ see linkgit:git-log[1]. The reflog is useful in various git commands, to specify the old value of a reference. For example, `HEAD@\{2\}` means "where HEAD used to be two moves ago", `master@\{one.week.ago\}` means "where master used to -point to one week ago", and so on. See linkgit:gitrevisions[1] for +point to one week ago", and so on. See linkgit:gitrevisions[7] for more details. To delete single entries from the reflog, use the subcommand "delete" diff --git a/Documentation/git-relink.txt b/Documentation/git-relink.txt index 8a5842bb93..8fc809f82b 100644 --- a/Documentation/git-relink.txt +++ b/Documentation/git-relink.txt @@ -7,7 +7,7 @@ git-relink - Hardlink common objects in local repositories SYNOPSIS -------- -'git relink' [--safe] <dir> [<dir>]* <master_dir> +'git relink' [--safe] <dir>... <master_dir> DESCRIPTION ----------- diff --git a/Documentation/git-remote-ext.txt b/Documentation/git-remote-ext.txt new file mode 100644 index 0000000000..68263a6a53 --- /dev/null +++ b/Documentation/git-remote-ext.txt @@ -0,0 +1,125 @@ +git-remote-ext(1) +================= + +NAME +---- +git-remote-ext - Bridge smart transport to external command. + +SYNOPSIS +-------- +git remote add <nick> "ext::<command>[ <arguments>...]" + +DESCRIPTION +----------- +This remote helper uses the specified '<command>' to connect +to a remote git server. + +Data written to stdin of the specified '<command>' is assumed +to be sent to a git:// server, git-upload-pack, git-receive-pack +or git-upload-archive (depending on situation), and data read +from stdout of <command> is assumed to be received from +the same service. + +Command and arguments are separated by an unescaped space. + +The following sequences have a special meaning: + +'% ':: + Literal space in command or argument. + +'%%':: + Literal percent sign. + +'%s':: + Replaced with name (receive-pack, upload-pack, or + upload-archive) of the service git wants to invoke. + +'%S':: + Replaced with long name (git-receive-pack, + git-upload-pack, or git-upload-archive) of the service + git wants to invoke. + +'%G' (must be the first characters in an argument):: + This argument will not be passed to '<command>'. Instead, it + will cause the helper to start by sending git:// service requests to + the remote side with the service field set to an appropriate value and + the repository field set to rest of the argument. Default is not to send + such a request. ++ +This is useful if remote side is git:// server accessed over +some tunnel. + +'%V' (must be first characters in argument):: + This argument will not be passed to '<command>'. Instead it sets + the vhost field in the git:// service request (to rest of the argument). + Default is not to send vhost in such request (if sent). + +ENVIRONMENT VARIABLES: +---------------------- + +GIT_TRANSLOOP_DEBUG:: + If set, prints debugging information about various reads/writes. + +ENVIRONMENT VARIABLES PASSED TO COMMAND: +---------------------------------------- + +GIT_EXT_SERVICE:: + Set to long name (git-upload-pack, etc...) of service helper needs + to invoke. + +GIT_EXT_SERVICE_NOPREFIX:: + Set to long name (upload-pack, etc...) of service helper needs + to invoke. + + +EXAMPLES: +--------- +This remote helper is transparently used by git when +you use commands such as "git fetch <URL>", "git clone <URL>", +, "git push <URL>" or "git remote add <nick> <URL>", where <URL> +begins with `ext::`. Examples: + +"ext::ssh -i /home/foo/.ssh/somekey user@host.example %S 'foo/repo'":: + Like host.example:foo/repo, but use /home/foo/.ssh/somekey as + keypair and user as user on remote side. This avoids needing to + edit .ssh/config. + +"ext::socat -t3600 - ABSTRACT-CONNECT:/git-server %G/somerepo":: + Represents repository with path /somerepo accessable over + git protocol at abstract namespace address /git-server. + +"ext::git-server-alias foo %G/repo":: + Represents a repository with path /repo accessed using the + helper program "git-server-alias foo". The path to the + repository and type of request are not passed on the command + line but as part of the protocol stream, as usual with git:// + protocol. + +"ext::git-server-alias foo %G/repo %Vfoo":: + Represents a repository with path /repo accessed using the + helper program "git-server-alias foo". The hostname for the + remote server passed in the protocol stream will be "foo" + (this allows multiple virtual git servers to share a + link-level address). + +"ext::git-server-alias foo %G/repo% with% spaces %Vfoo":: + Represents a repository with path '/repo with spaces' accessed + using the helper program "git-server-alias foo". The hostname for + the remote server passed in the protocol stream will be "foo" + (this allows multiple virtual git servers to share a + link-level address). + +"ext::git-ssl foo.example /bar":: + Represents a repository accessed using the helper program + "git-ssl foo.example /bar". The type of request can be + determined by the helper using environment variables (see + above). + +Documentation +-------------- +Documentation by Ilari Liusvaara, Jonathan Nieder and the git list +<git@vger.kernel.org> + +GIT +--- +Part of the linkgit:git[1] suite diff --git a/Documentation/git-remote-fd.txt b/Documentation/git-remote-fd.txt new file mode 100644 index 0000000000..4aecd4d187 --- /dev/null +++ b/Documentation/git-remote-fd.txt @@ -0,0 +1,59 @@ +git-remote-fd(1) +================ + +NAME +---- +git-remote-fd - Reflect smart transport stream back to caller + +SYNOPSIS +-------- +"fd::<infd>[,<outfd>][/<anything>]" (as URL) + +DESCRIPTION +----------- +This helper uses specified file descriptors to connect to a remote git server. +This is not meant for end users but for programs and scripts calling git +fetch, push or archive. + +If only <infd> is given, it is assumed to be a bidirectional socket connected +to remote git server (git-upload-pack, git-receive-pack or +git-upload-achive). If both <infd> and <outfd> are given, they are assumed +to be pipes connected to a remote git server (<infd> being the inbound pipe +and <outfd> being the outbound pipe. + +It is assumed that any handshaking procedures have already been completed +(such as sending service request for git://) before this helper is started. + +<anything> can be any string. It is ignored. It is meant for providing +information to user in the URL in case that URL is displayed in some +context. + +ENVIRONMENT VARIABLES +--------------------- +GIT_TRANSLOOP_DEBUG:: + If set, prints debugging information about various reads/writes. + +EXAMPLES +-------- +git fetch fd::17 master:: + Fetch master, using file descriptor #17 to communicate with + git-upload-pack. + +git fetch fd::17/foo master:: + Same as above. + +git push fd::7,8 master (as URL):: + Push master, using file descriptor #7 to read data from + git-receive-pack and file descriptor #8 to write data to + same service. + +git push fd::7,8/bar master:: + Same as above. + +Documentation +-------------- +Documentation by Ilari Liusvaara and the git list <git@vger.kernel.org> + +GIT +--- +Part of the linkgit:git[1] suite diff --git a/Documentation/git-remote-helpers.txt b/Documentation/git-remote-helpers.txt index 3a23477ce7..51de895822 100644 --- a/Documentation/git-remote-helpers.txt +++ b/Documentation/git-remote-helpers.txt @@ -201,12 +201,12 @@ REF LIST ATTRIBUTES OPTIONS ------- -'option verbosity' <N>:: +'option verbosity' <n>:: Changes the verbosity of messages displayed by the helper. - A value of 0 for N means that processes operate + A value of 0 for <n> means that processes operate quietly, and the helper produces only error output. 1 is the default level of verbosity, and higher values - of N correspond to the number of -v flags passed on the + of <n> correspond to the number of -v flags passed on the command line. 'option progress' \{'true'|'false'\}:: diff --git a/Documentation/git-remote.txt b/Documentation/git-remote.txt index aa021b0cb8..c258ea48db 100644 --- a/Documentation/git-remote.txt +++ b/Documentation/git-remote.txt @@ -20,7 +20,7 @@ SYNOPSIS 'git remote set-url --delete' [--push] <name> <url> 'git remote' [-v | --verbose] 'show' [-n] <name> 'git remote prune' [-n | --dry-run] <name> -'git remote' [-v | --verbose] 'update' [-p | --prune] [group | remote]... +'git remote' [-v | --verbose] 'update' [-p | --prune] [(<group> | <remote>)...] DESCRIPTION ----------- @@ -75,7 +75,7 @@ was passed. 'rename':: -Rename the remote named <old> to <new>. All remote tracking branches and +Rename the remote named <old> to <new>. All remote-tracking branches and configuration settings for the remote are updated. + In case <old> and <new> are the same, and <old> is a file under @@ -84,7 +84,7 @@ the configuration file format. 'rm':: -Remove the remote named <name>. All remote tracking branches and +Remove the remote named <name>. All remote-tracking branches and configuration settings for the remote are removed. 'set-head':: @@ -146,7 +146,7 @@ With `-n` option, the remote heads are not queried first with 'prune':: -Deletes all stale tracking branches under <name>. +Deletes all stale remote-tracking branches under <name>. These stale branches have already been removed from the remote repository referenced by <name>, but are still locally available in "remotes/<name>". diff --git a/Documentation/git-repack.txt b/Documentation/git-repack.txt index 8c67d1724f..27f7865b06 100644 --- a/Documentation/git-repack.txt +++ b/Documentation/git-repack.txt @@ -8,7 +8,7 @@ git-repack - Pack unpacked objects in a repository SYNOPSIS -------- -'git repack' [-a] [-A] [-d] [-f] [-l] [-n] [-q] [--window=N] [--depth=N] +'git repack' [-a] [-A] [-d] [-f] [-F] [-l] [-n] [-q] [--window=<n>] [--depth=<n>] DESCRIPTION ----------- @@ -62,6 +62,10 @@ other objects in that pack they already have locally. linkgit:git-pack-objects[1]. -f:: + Pass the `--no-reuse-delta` option to `git-pack-objects`, see + linkgit:git-pack-objects[1]. + +-F:: Pass the `--no-reuse-object` option to `git-pack-objects`, see linkgit:git-pack-objects[1]. @@ -76,8 +80,8 @@ other objects in that pack they already have locally. this repository (or a direct copy of it) over HTTP or FTP. See linkgit:git-update-server-info[1]. ---window=[N]:: ---depth=[N]:: +--window=<n>:: +--depth=<n>:: These two options affect how the objects contained in the pack are stored using delta compression. The objects are first internally sorted by type, size and optionally names and compared against the @@ -87,10 +91,10 @@ other objects in that pack they already have locally. to be applied that many times to get to the necessary object. The default value for --window is 10 and --depth is 50. ---window-memory=[N]:: +--window-memory=<n>:: This option provides an additional limit on top of `--window`; the window size will dynamically scale down so as to not take - up more than N bytes in memory. This is useful in + up more than '<n>' bytes in memory. This is useful in repositories with a mix of large and small objects to not run out of memory with a large window, but still be able to take advantage of the large window for the smaller objects. The @@ -98,7 +102,7 @@ other objects in that pack they already have locally. `--window-memory=0` makes memory usage unlimited, which is the default. ---max-pack-size=[N]:: +--max-pack-size=<n>:: Maximum size of each output pack file. The size can be suffixed with "k", "m", or "g". The minimum size allowed is limited to 1 MiB. If specified, multiple packfiles may be created. diff --git a/Documentation/git-reset.txt b/Documentation/git-reset.txt index 9cf31485fe..927ecee2f2 100644 --- a/Documentation/git-reset.txt +++ b/Documentation/git-reset.txt @@ -15,17 +15,24 @@ SYNOPSIS DESCRIPTION ----------- In the first and second form, copy entries from <commit> to the index. -In the third form, set the current branch to <commit>, optionally -modifying index and worktree to match. The <commit> defaults to HEAD +In the third form, set the current branch head (HEAD) to <commit>, optionally +modifying index and working tree to match. The <commit> defaults to HEAD in all forms. 'git reset' [-q] [<commit>] [--] <paths>...:: This form resets the index entries for all <paths> to their - state at the <commit>. (It does not affect the worktree, nor + state at <commit>. (It does not affect the working tree, nor the current branch.) + This means that `git reset <paths>` is the opposite of `git add <paths>`. ++ +After running `git reset <paths>` to update the index entry, you can +use linkgit:git-checkout[1] to check the contents out of the index to +the working tree. +Alternatively, using linkgit:git-checkout[1] and specifying a commit, you +can copy the contents of a path out of a commit to the index and to the +working tree in one go. 'git reset' --patch|-p [<commit>] [--] [<paths>...]:: Interactively select hunks in the difference between the index @@ -36,16 +43,17 @@ This means that `git reset -p` is the opposite of `git add -p` (see linkgit:git-add[1]). 'git reset' [--<mode>] [<commit>]:: - This form points the current branch to <commit> and then - updates index and working tree according to <mode>, which must - be one of the following: + This form resets the current branch head to <commit> and + possibly updates the index (resetting it to the tree of <commit>) and + the working tree depending on <mode>, which + must be one of the following: + -- --soft:: - Does not touch the index file nor the working tree at all, but - requires them to be in a good order. This leaves all your changed - files "Changes to be committed", as 'git status' would - put it. + Does not touch the index file nor the working tree at all (but + resets the head to <commit>, just like all modes do). This leaves + all your changed files "Changes to be committed", as 'git status' + would put it. --mixed:: Resets the index but not the working tree (i.e., the changed files @@ -53,22 +61,25 @@ linkgit:git-add[1]). been updated. This is the default action. --hard:: - Matches the working tree and index to that of the tree being - switched to. Any changes to tracked files in the working tree - since <commit> are lost. + Resets the index and working tree. Any changes to tracked files in the + working tree since <commit> are discarded. --merge:: - Resets the index to match the tree recorded by the named commit, - and updates the files that are different between the named commit - and the current commit in the working tree. + Resets the index and updates the files in the working tree that are + different between <commit> and HEAD, but keeps those which are + different between the index and working tree (i.e. which have changes + which have not been added). + If a file that is different between <commit> and the index has unstaged + changes, reset is aborted. ++ +In other words, --merge does something like a 'git read-tree -u -m <commit>', +but carries forward unmerged index entries. --keep:: - Reset the index to the given commit, keeping local changes in - the working tree since the current commit, while updating - working tree files without local changes to what appears in - the given commit. If a file that is different between the - current commit and the given commit has local changes, reset - is aborted. + Resets index entries and updates files in the working tree that are + different between <commit> and HEAD. + If a file that is different between <commit> and HEAD has local changes, + reset is aborted. -- If you want to undo a commit other than the latest on a branch, @@ -184,7 +195,7 @@ tip of the current branch in ORIG_HEAD, so resetting hard to it brings your index file and the working tree back to that state, and resets the tip of the branch to that commit. -Undo a merge or pull inside a dirty work tree:: +Undo a merge or pull inside a dirty working tree:: + ------------ $ git pull <1> @@ -257,7 +268,7 @@ Suppose you are working on something and you commit it, and then you continue working a bit more, but now you think that what you have in your working tree should be in another branch that has nothing to do with what you committed previously. You can start a new branch and -reset it while keeping the changes in your work tree. +reset it while keeping the changes in your working tree. + ------------ $ git tag start @@ -294,8 +305,10 @@ In these tables, A, B, C and D are some different states of a file. For example, the first line of the first table means that if a file is in state A in the working tree, in state B in the index, in state C in HEAD and in state D in the target, then "git reset --soft -target" will put the file in state A in the working tree, in state B -in the index and in state D in HEAD. +target" will leave the file in the working tree in state A and in the +index in state B. It resets (i.e. moves) the HEAD (i.e. the tip of +the current branch, if you are on one) to "target" (which has the file +in state D). working index HEAD target working index HEAD ---------------------------------------------------- @@ -346,11 +359,11 @@ in the index and in state D in HEAD. --keep B C C "reset --merge" is meant to be used when resetting out of a conflicted -merge. Any mergy operation guarantees that the work tree file that is +merge. Any mergy operation guarantees that the working tree file that is involved in the merge does not have local change wrt the index before -it starts, and that it writes the result out to the work tree. So if +it starts, and that it writes the result out to the working tree. So if we see some difference between the index and the target and also -between the index and the work tree, then it means that we are not +between the index and the working tree, then it means that we are not resetting out from a state that a mergy operation left after failing with a conflict. That is why we disallow --merge option in this case. diff --git a/Documentation/git-rev-list.txt b/Documentation/git-rev-list.txt index 173f3fc785..8e1e32908c 100644 --- a/Documentation/git-rev-list.txt +++ b/Documentation/git-rev-list.txt @@ -9,10 +9,10 @@ git-rev-list - Lists commit objects in reverse chronological order SYNOPSIS -------- [verse] -'git rev-list' [ \--max-count=number ] - [ \--skip=number ] - [ \--max-age=timestamp ] - [ \--min-age=timestamp ] +'git rev-list' [ \--max-count=<number> ] + [ \--skip=<number> ] + [ \--max-age=<timestamp> ] + [ \--min-age=<timestamp> ] [ \--sparse ] [ \--merges ] [ \--no-merges ] @@ -21,10 +21,10 @@ SYNOPSIS [ \--full-history ] [ \--not ] [ \--all ] - [ \--branches[=pattern] ] - [ \--tags[=pattern] ] - [ \--remotes[=pattern] ] - [ \--glob=glob-pattern ] + [ \--branches[=<pattern>] ] + [ \--tags[=<pattern>] ] + [ \--remotes[=<pattern>] ] + [ \--glob=<glob-pattern> ] [ \--stdin ] [ \--quiet ] [ \--topo-order ] @@ -37,7 +37,7 @@ SYNOPSIS [ \--regexp-ignore-case | -i ] [ \--extended-regexp | -E ] [ \--fixed-strings | -F ] - [ \--date={local|relative|default|iso|rfc|short} ] + [ \--date=(local|relative|default|iso|rfc|short) ] [ [\--objects | \--objects-edge] [ \--unpacked ] ] [ \--pretty | \--header ] [ \--bisect ] diff --git a/Documentation/git-rev-parse.txt b/Documentation/git-rev-parse.txt index 341ca90c6e..ff23cb0219 100644 --- a/Documentation/git-rev-parse.txt +++ b/Documentation/git-rev-parse.txt @@ -95,7 +95,7 @@ OPTIONS unfortunately named tag "master"), and show them as full refnames (e.g. "refs/heads/master"). ---abbrev-ref[={strict|loose}]:: +--abbrev-ref[=(strict|loose)]:: A non-ambiguous short name of the objects name. The option core.warnAmbiguousRefs is used to select the strict abbreviation mode. @@ -136,7 +136,12 @@ appending `/{asterisk}`. directory (typically a sequence of "../", or an empty string). --git-dir:: - Show `$GIT_DIR` if defined else show the path to the .git directory. + Show `$GIT_DIR` if defined. Otherwise show the path to + the .git directory, relative to the current directory. ++ +If `$GIT_DIR` is not defined and the current directory +is not detected to lie in a git repository or work tree +print a message to stderr and exit with nonzero status. --is-inside-git-dir:: When the current working directory is below the repository diff --git a/Documentation/git-revert.txt b/Documentation/git-revert.txt index b7d9ef7e47..752fc88e76 100644 --- a/Documentation/git-revert.txt +++ b/Documentation/git-revert.txt @@ -31,7 +31,7 @@ OPTIONS <commit>...:: Commits to revert. For a more complete list of ways to spell commit names, see - linkgit:gitrevisions[1]. + linkgit:gitrevisions[7]. Sets of commits can also be given but no traversal is done by default, see linkgit:git-rev-list[1] and its '--no-walk' option. @@ -87,7 +87,7 @@ git revert HEAD~3:: Revert the changes specified by the fourth last commit in HEAD and create a new commit with the reverted changes. -git revert -n master\~5..master~2:: +git revert -n master{tilde}5..master{tilde}2:: Revert the changes done by commits from the fifth last commit in master (included) to the third last commit in master diff --git a/Documentation/git-rm.txt b/Documentation/git-rm.txt index 71e3d9fc23..0adbe8b1f8 100644 --- a/Documentation/git-rm.txt +++ b/Documentation/git-rm.txt @@ -89,8 +89,8 @@ the paths that have disappeared from the filesystem. However, depending on the use case, there are several ways that can be done. -Using "git commit -a" -~~~~~~~~~~~~~~~~~~~~~ +Using ``git commit -a'' +~~~~~~~~~~~~~~~~~~~~~~~ If you intend that your next commit should record all modifications of tracked files in the working tree and record all removals of files that have been removed from the working tree with `rm` @@ -98,8 +98,8 @@ files that have been removed from the working tree with `rm` automatically notice and record all removals. You can also have a similar effect without committing by using `git add -u`. -Using "git add -A" -~~~~~~~~~~~~~~~~~~ +Using ``git add -A'' +~~~~~~~~~~~~~~~~~~~~ When accepting a new code drop for a vendor branch, you probably want to record both the removal of paths and additions of new paths as well as modifications of existing paths. @@ -111,8 +111,8 @@ tree using this command: git ls-files -z | xargs -0 rm -f ---------------- -and then "untar" the new code in the working tree. Alternately -you could "rsync" the changes into the working tree. +and then untar the new code in the working tree. Alternately +you could 'rsync' the changes into the working tree. After that, the easiest way to record all removals, additions, and modifications in the working tree is: diff --git a/Documentation/git-send-email.txt b/Documentation/git-send-email.txt index c283084272..7ec9dabe68 100644 --- a/Documentation/git-send-email.txt +++ b/Documentation/git-send-email.txt @@ -82,11 +82,26 @@ See the CONFIGURATION section for 'sendemail.multiedit'. set, as returned by "git var -l". --in-reply-to=<identifier>:: - Specify the contents of the first In-Reply-To header. - Subsequent emails will refer to the previous email - instead of this if --chain-reply-to is set. - Only necessary if --compose is also set. If --compose - is not set, this will be prompted for. + Make the first mail (or all the mails with `--no-thread`) appear as a + reply to the given Message-Id, which avoids breaking threads to + provide a new patch series. + The second and subsequent emails will be sent as replies according to + the `--[no]-chain-reply-to` setting. ++ +So for example when `--thread` and `--no-chain-reply-to` are specified, the +second and subsequent patches will be replies to the first one like in the +illustration below where `[PATCH v2 0/3]` is in reply to `[PATCH 0/2]`: ++ + [PATCH 0/2] Here is what I did... + [PATCH 1/2] Clean up and tests + [PATCH 2/2] Implementation + [PATCH v2 0/3] Here is a reroll + [PATCH v2 1/3] Clean up + [PATCH v2 2/3] New tests + [PATCH v2 3/3] Implementation ++ +Only necessary if --compose is also set. If --compose +is not set, this will be prompted for. --subject=<string>:: Specify the initial subject of the email thread. @@ -97,7 +112,7 @@ See the CONFIGURATION section for 'sendemail.multiedit'. Specify the primary recipient of the emails generated. Generally, this will be the upstream maintainer of the project involved. Default is the value of the 'sendemail.to' configuration value; if that is unspecified, - this will be prompted for. + and --to-cmd is not specified, this will be prompted for. + The --to option must be repeated for each user you want on the to list. @@ -165,6 +180,15 @@ user is prompted for a password while the input is masked for privacy. are also accepted. The port can also be set with the 'sendemail.smtpserverport' configuration variable. +--smtp-server-option=<option>:: + If set, specifies the outgoing SMTP server option to use. + Default value can be specified by the 'sendemail.smtpserveroption' + configuration option. ++ +The --smtp-server-option option must be repeated for each option you want +to pass to the server. Likewise, different lines in the configuration files +must be used for each option. + --smtp-ssl:: Legacy alias for '--smtp-encryption ssl'. @@ -177,6 +201,12 @@ user is prompted for a password while the input is masked for privacy. Automating ~~~~~~~~~~ +--to-cmd=<command>:: + Specify a command to execute once per patch file which + should generate patch file specific "To:" entries. + Output of this command must be single email address per line. + Default is the value of 'sendemail.tocmd' configuration value. + --cc-cmd=<command>:: Specify a command to execute once per patch file which should generate patch file specific "Cc:" entries. @@ -292,6 +322,9 @@ have been specified, in which case default to 'compose'. Default is the value of 'sendemail.validate'; if this is not set, default to '--validate'. +--force:: + Send emails even if safety checks would prevent it. + CONFIGURATION ------------- diff --git a/Documentation/git-shell.txt b/Documentation/git-shell.txt index 0f3ad811cf..6403126a02 100644 --- a/Documentation/git-shell.txt +++ b/Documentation/git-shell.txt @@ -3,24 +3,30 @@ git-shell(1) NAME ---- -git-shell - Restricted login shell for GIT-only SSH access +git-shell - Restricted login shell for Git-only SSH access SYNOPSIS -------- -'$(git --exec-path)/git-shell' -c <command> <argument> +'git shell' [-c <command> <argument>] DESCRIPTION ----------- -This is meant to be used as a login shell for SSH accounts you want -to restrict to GIT pull/push access only. It permits execution only -of server-side GIT commands implementing the pull/push functionality. -The commands can be executed only by the '-c' option; the shell is not -interactive. - -Currently, only four commands are permitted to be called, 'git-receive-pack' -'git-upload-pack' and 'git-upload-archive' with a single required argument, or -'cvs server' (to invoke 'git-cvsserver'). + +A login shell for SSH accounts to provide restricted Git access. When +'-c' is given, the program executes <command> non-interactively; +<command> can be one of 'git receive-pack', 'git upload-pack', 'git +upload-archive', 'cvs server', or a command in COMMAND_DIR. The shell +is started in interactive mode when no arguments are given; in this +case, COMMAND_DIR must exist, and any of the executables in it can be +invoked. + +'cvs server' is a special command which executes git-cvsserver. + +COMMAND_DIR is the path "$HOME/git-shell-commands". The user must have +read and execute permissions to the directory in order to execute the +programs in it. The programs are executed with a cwd of $HOME, and +<argument> is parsed as a command-line string. Author ------ diff --git a/Documentation/git-shortlog.txt b/Documentation/git-shortlog.txt index bc1ac77495..5cc3baf48d 100644 --- a/Documentation/git-shortlog.txt +++ b/Documentation/git-shortlog.txt @@ -44,7 +44,7 @@ OPTIONS --email:: Show the email address of each author. ---format[='<format>']:: +--format[=<format>]:: Instead of the commit subject, use some other information to describe each commit. '<format>' can be any string accepted by the `--format` option of 'git log', such as '{asterisk} [%h] %s'. diff --git a/Documentation/git-show-branch.txt b/Documentation/git-show-branch.txt index 6453263340..3b0c88271a 100644 --- a/Documentation/git-show-branch.txt +++ b/Documentation/git-show-branch.txt @@ -12,7 +12,7 @@ SYNOPSIS [--current] [--color[=<when>] | --no-color] [--sparse] [--more=<n> | --list | --independent | --merge-base] [--no-name | --sha1-name] [--topics] - [<rev> | <glob>]... + [(<rev> | <glob>)...] 'git show-branch' (-g|--reflog)[=<n>[,<base>]] [--list] [<ref>] @@ -32,7 +32,7 @@ no <rev> nor <glob> is given on the command line. OPTIONS ------- <rev>:: - Arbitrary extended SHA1 expression (see linkgit:gitrevisions[1]) + Arbitrary extended SHA1 expression (see linkgit:gitrevisions[7]) that typically names a branch head or a tag. <glob>:: diff --git a/Documentation/git-show-ref.txt b/Documentation/git-show-ref.txt index 4696af7433..be0ec189af 100644 --- a/Documentation/git-show-ref.txt +++ b/Documentation/git-show-ref.txt @@ -84,7 +84,11 @@ OPTIONS <pattern>...:: - Show references matching one or more patterns. + Show references matching one or more patterns. Patterns are matched from + the end of the full name, and only complete parts are matched, e.g. + 'master' matches 'refs/heads/master', 'refs/remotes/origin/master', + 'refs/tags/jedi/master' but not 'refs/heads/mymaster' nor + 'refs/remotes/master/jedi'. OUTPUT ------ diff --git a/Documentation/git-show.txt b/Documentation/git-show.txt index 0002bfb045..f0a8a1aff3 100644 --- a/Documentation/git-show.txt +++ b/Documentation/git-show.txt @@ -36,7 +36,7 @@ OPTIONS <object>...:: The names of objects to show. For a more complete list of ways to spell object names, see - "SPECIFYING REVISIONS" section in linkgit:gitrevisions[1]. + "SPECIFYING REVISIONS" section in linkgit:gitrevisions[7]. include::pretty-options.txt[] @@ -54,6 +54,10 @@ git show v1.0.0:: git show v1.0.0^\{tree\}:: Shows the tree pointed to by the tag `v1.0.0`. +git show -s --format=%s v1.0.0^\{commit\}:: + Shows the subject of the commit pointed to by the + tag `v1.0.0`. + git show next~10:Documentation/README:: Shows the contents of the file `Documentation/README` as they were current in the 10th last commit of the branch diff --git a/Documentation/git-status.txt b/Documentation/git-status.txt index dae190a5f2..5102a23f8e 100644 --- a/Documentation/git-status.txt +++ b/Documentation/git-status.txt @@ -38,20 +38,20 @@ OPTIONS -u[<mode>]:: --untracked-files[=<mode>]:: - Show untracked files (Default: 'all'). + Show untracked files. + -The mode parameter is optional, and is used to specify -the handling of untracked files. The possible options are: +The mode parameter is optional (defaults to 'all'), and is used to +specify the handling of untracked files; when -u is not used, the +default is 'normal', i.e. show untracked files and directories. ++ +The possible options are: + --- - 'no' - Show no untracked files - 'normal' - Shows untracked files and directories - 'all' - Also shows individual files in untracked directories. --- + -See linkgit:git-config[1] for configuration variable -used to change the default for when the option is not -specified. +The default can be changed using the status.showUntrackedFiles +configuration variable documented in linkgit:git-config[1]. --ignore-submodules[=<when>]:: Ignore changes to submodules when looking for changes. <when> can be diff --git a/Documentation/git-svn.txt b/Documentation/git-svn.txt index 4b84d08fc8..e161a40a73 100644 --- a/Documentation/git-svn.txt +++ b/Documentation/git-svn.txt @@ -56,6 +56,8 @@ COMMANDS as well, they take precedence. --no-metadata;; Set the 'noMetadata' option in the [svn-remote] config. + This option is not recommended, please read the 'svn.noMetadata' + section of this manpage before using this option. --use-svm-props;; Set the 'useSvmProps' option in the [svn-remote] config. --use-svnsync-props;; @@ -64,7 +66,7 @@ COMMANDS Set the 'rewriteRoot' option in the [svn-remote] config. --rewrite-uuid=<UUID>;; Set the 'rewriteUUID' option in the [svn-remote] config. ---username=<USER>;; +--username=<user>;; For transports that SVN handles authentication for (http, https, and plain svn), specify the username. For other transports (eg svn+ssh://), you must include the username in @@ -436,13 +438,13 @@ git rebase --onto remotes/git-svn A^ master OPTIONS ------- ---shared[={false|true|umask|group|all|world|everybody}]:: +--shared[=(false|true|umask|group|all|world|everybody)]:: --template=<template_directory>:: Only used with the 'init' command. These are passed directly to 'git init'. --r <ARG>:: ---revision <ARG>:: +-r <arg>:: +--revision <arg>:: Used with the 'fetch' command. + This allows revision ranges for partial/cauterized history @@ -597,13 +599,22 @@ svn.noMetadata:: svn-remote.<name>.noMetadata:: This gets rid of the 'git-svn-id:' lines at the end of every commit. + -If you lose your .git/svn/git-svn/.rev_db file, 'git svn' will not -be able to rebuild it and you won't be able to fetch again, -either. This is fine for one-shot imports. +This option can only be used for one-shot imports as 'git svn' +will not be able to fetch again without metadata. Additionally, +if you lose your .git/svn/**/.rev_map.* files, 'git svn' will not +be able to rebuild them. + The 'git svn log' command will not work on repositories using this, either. Using this conflicts with the 'useSvmProps' option for (hopefully) obvious reasons. ++ +This option is NOT recommended as it makes it difficult to track down +old references to SVN revision numbers in existing documentation, bug +reports and archives. If you plan to eventually migrate from SVN to git +and are certain about dropping SVN history, consider +linkgit:git-filter-branch[1] instead. filter-branch also allows +reformatting of metadata for ease-of-reading and rewriting authorship +info for non-"svn.authorsFile" users. svn.useSvmProps:: svn-remote.<name>.useSvmProps:: @@ -718,8 +729,11 @@ have each person clone that repository with 'git clone': cd project git init git remote add origin server:/pub/project - git config --add remote.origin.fetch '+refs/remotes/*:refs/remotes/*' + git config --replace-all remote.origin.fetch '+refs/remotes/*:refs/remotes/*' git fetch +# Prevent fetch/pull from remote git server in the future, +# we only want to use git svn for future updates + git config --remove-section remote.origin # Create a local branch from one of the branches just fetched git checkout -b master FETCH_HEAD # Initialize 'git svn' locally (be sure to use the same URL and -T/-b/-t options as were used on server) diff --git a/Documentation/git-tag.txt b/Documentation/git-tag.txt index 31c78a81e0..fa7ac12a3d 100644 --- a/Documentation/git-tag.txt +++ b/Documentation/git-tag.txt @@ -18,21 +18,22 @@ SYNOPSIS DESCRIPTION ----------- -Adds a tag reference in `.git/refs/tags/`. +Add a tag reference in `.git/refs/tags/`, unless `-d/-l/-v` is given +to delete, list or verify tags. -Unless `-f` is given, the tag must not yet exist in +Unless `-f` is given, the tag to be created must not yet exist in the `.git/refs/tags/` directory. If one of `-a`, `-s`, or `-u <key-id>` is passed, the command -creates a 'tag' object, and requires the tag message. Unless +creates a 'tag' object, and requires a tag message. Unless `-m <msg>` or `-F <file>` is given, an editor is started for the user to type in the tag message. If `-m <msg>` or `-F <file>` is given and `-a`, `-s`, and `-u <key-id>` are absent, `-a` is implied. -Otherwise just the SHA1 object name of the commit object is -written (i.e. a lightweight tag). +Otherwise just a tag reference for the SHA1 object name of the commit object is +created (i.e. a lightweight tag). A GnuPG signed tag object will be created when `-s` or `-u <key-id>` is used. When `-u <key-id>` is not used, the @@ -164,20 +165,19 @@ You can test which tag you have by doing which should return 0123456789abcdef.. if you have the new version. -Sorry for inconvenience. +Sorry for the inconvenience. ------------ Does this seem a bit complicated? It *should* be. There is no -way that it would be correct to just "fix" it behind peoples -backs. People need to know that their tags might have been -changed. +way that it would be correct to just "fix" it automatically. +People need to know that their tags might have been changed. On Automatic following ~~~~~~~~~~~~~~~~~~~~~~ If you are following somebody else's tree, you are most likely -using tracking branches (`refs/heads/origin` in traditional +using remote-tracking branches (`refs/heads/origin` in traditional layout, or `refs/remotes/origin/master` in the separate-remote layout). You usually want the tags from the other end. @@ -188,9 +188,10 @@ the toplevel but not limited to them. Mere mortals when pulling from each other do not necessarily want to automatically get private anchor point tags from the other person. -You would notice "please pull" messages on the mailing list says -repo URL and branch name alone. This is designed to be easily -cut&pasted to a 'git fetch' command line: +Often, "please pull" messages on the mailing list just provide +two pieces of information: a repo URL and a branch name; this +is designed to be easily cut&pasted at the end of a 'git fetch' +command line: ------------ Linus, please pull from @@ -206,14 +207,14 @@ becomes: $ git pull git://git..../proj.git master ------------ -In such a case, you do not want to automatically follow other's -tags. +In such a case, you do not want to automatically follow the other +person's tags. -One important aspect of git is it is distributed, and being -distributed largely means there is no inherent "upstream" or +One important aspect of git is its distributed nature, which +largely means there is no inherent "upstream" or "downstream" in the system. On the face of it, the above example might seem to indicate that the tag namespace is owned -by upper echelon of people and tags only flow downwards, but +by the upper echelon of people and that tags only flow downwards, but that is not the case. It only shows that the usage pattern determines who are interested in whose tags. @@ -231,8 +232,8 @@ this case. It may well be that among networking people, they may want to exchange the tags internal to their group, but in that workflow -they are most likely tracking with each other's progress by -having tracking branches. Again, the heuristic to automatically +they are most likely tracking each other's progress by +having remote-tracking branches. Again, the heuristic to automatically follow such tags is a good thing. @@ -241,21 +242,21 @@ On Backdating Tags If you have imported some changes from another VCS and would like to add tags for major releases of your work, it is useful to be able -to specify the date to embed inside of the tag object. The data in +to specify the date to embed inside of the tag object; such data in the tag object affects, for example, the ordering of tags in the gitweb interface. To set the date used in future tag objects, set the environment -variable GIT_COMMITTER_DATE to one or more of the date and time. The -date and time can be specified in a number of ways; the most common -is "YYYY-MM-DD HH:MM". +variable GIT_COMMITTER_DATE (see the later discussion of possible +values; the most common form is "YYYY-MM-DD HH:MM"). -An example follows. +For example: ------------ $ GIT_COMMITTER_DATE="2006-10-02 10:31" git tag -s v1.0.1 ------------ +include::date-formats.txt[] SEE ALSO -------- diff --git a/Documentation/git-update-index.txt b/Documentation/git-update-index.txt index 74d1d49dbf..1ca56c85aa 100644 --- a/Documentation/git-update-index.txt +++ b/Documentation/git-update-index.txt @@ -12,7 +12,7 @@ SYNOPSIS 'git update-index' [--add] [--remove | --force-remove] [--replace] [--refresh] [-q] [--unmerged] [--ignore-missing] - [--cacheinfo <mode> <object> <file>]* + [(--cacheinfo <mode> <object> <file>)...] [--chmod=(+|-)x] [--assume-unchanged | --no-assume-unchanged] [--skip-worktree | --no-skip-worktree] @@ -21,7 +21,7 @@ SYNOPSIS [--info-only] [--index-info] [-z] [--stdin] [--verbose] - [--] [<file>]* + [--] [<file>...] DESCRIPTION ----------- @@ -144,8 +144,8 @@ you will need to handle the situation manually. Report what is being added and removed from index. -z:: - Only meaningful with `--stdin`; paths are separated with - NUL character instead of LF. + Only meaningful with `--stdin` or `--index-info`; paths are + separated with NUL character instead of LF. \--:: Do not interpret any more arguments as options. diff --git a/Documentation/git-verify-pack.txt b/Documentation/git-verify-pack.txt index 916a38aa99..0f848de8b2 100644 --- a/Documentation/git-verify-pack.txt +++ b/Documentation/git-verify-pack.txt @@ -8,7 +8,7 @@ git-verify-pack - Validate packed git archive files SYNOPSIS -------- -'git verify-pack' [-v|--verbose] [--] <pack>.idx ... +'git verify-pack' [-v|--verbose] [-s|--stat-only] [--] <pack>.idx ... DESCRIPTION diff --git a/Documentation/git-verify-tag.txt b/Documentation/git-verify-tag.txt index dada21242c..711219749c 100644 --- a/Documentation/git-verify-tag.txt +++ b/Documentation/git-verify-tag.txt @@ -15,6 +15,10 @@ Validates the gpg signature created by 'git tag'. OPTIONS ------- +-v:: +--verbose:: + Print the contents of the tag object before validating it. + <tag>...:: SHA1 identifiers of git tag objects. diff --git a/Documentation/git-web--browse.txt b/Documentation/git-web--browse.txt index e1586c78c3..c0416e5e1a 100644 --- a/Documentation/git-web--browse.txt +++ b/Documentation/git-web--browse.txt @@ -20,8 +20,14 @@ The following browsers (or commands) are currently supported: * firefox (this is the default under X Window when not using KDE) * iceweasel +* seamonkey +* iceape +* chromium (also supported as chromium-browser) +* google-chrome (also supported as chrome) * konqueror (this is the default under KDE, see 'Note about konqueror' below) +* opera * w3m (this is the default outside graphical environments) +* elinks * links * lynx * dillo @@ -32,19 +38,19 @@ Custom commands may also be specified. OPTIONS ------- --b BROWSER:: ---browser=BROWSER:: - Use the specified BROWSER. It must be in the list of supported +-b <browser>:: +--browser=<browser>:: + Use the specified browser. It must be in the list of supported browsers. --t BROWSER:: ---tool=BROWSER:: +-t <browser>:: +--tool=<browser>:: Same as above. --c CONF.VAR:: ---config=CONF.VAR:: +-c <conf.var>:: +--config=<conf.var>:: CONF.VAR is looked up in the git config files. If it's set, - then its value specify the browser that should be used. + then its value specifies the browser that should be used. CONFIGURATION VARIABLES ----------------------- diff --git a/Documentation/git.txt b/Documentation/git.txt index 646e761789..0c32d45248 100644 --- a/Documentation/git.txt +++ b/Documentation/git.txt @@ -9,11 +9,11 @@ git - the stupid content tracker SYNOPSIS -------- [verse] -'git' [--version] [--exec-path[=GIT_EXEC_PATH]] [--html-path] +'git' [--version] [--exec-path[=<path>]] [--html-path] [-p|--paginate|--no-pager] [--no-replace-objects] - [--bare] [--git-dir=GIT_DIR] [--work-tree=GIT_WORK_TREE] - [-c name=value] - [--help] COMMAND [ARGS] + [--bare] [--git-dir=<path>] [--work-tree=<path>] + [-c <name>=<value>] + [--help] <command> [<args>] DESCRIPTION ----------- @@ -28,7 +28,7 @@ also want to read linkgit:gitcvs-migration[7]. See the link:user-manual.html[Git User's Manual] for a more in-depth introduction. -The COMMAND is either a name of a Git command (see below) or an alias +The '<command>' is either a name of a Git command (see below) or an alias as defined in the configuration file (see linkgit:git-config[1]). Formatted and hyperlinked version of the latest git @@ -44,29 +44,46 @@ unreleased) version of git, that is available from 'master' branch of the `git.git` repository. Documentation for older releases are available here: -* link:v1.7.3/git.html[documentation for release 1.7.3] +* link:v1.7.4.1/git.html[documentation for release 1.7.4.1] * release notes for + link:RelNotes/1.7.4.1.txt[1.7.4.1], + link:RelNotes/1.7.4.txt[1.7.4]. + +* link:v1.7.3.5/git.html[documentation for release 1.7.3.5] + +* release notes for + link:RelNotes/1.7.3.5.txt[1.7.3.5], + link:RelNotes/1.7.3.4.txt[1.7.3.4], + link:RelNotes/1.7.3.3.txt[1.7.3.3], + link:RelNotes/1.7.3.2.txt[1.7.3.2], + link:RelNotes/1.7.3.1.txt[1.7.3.1], link:RelNotes/1.7.3.txt[1.7.3]. -* link:v1.7.2.3/git.html[documentation for release 1.7.2.3] +* link:v1.7.2.5/git.html[documentation for release 1.7.2.5] * release notes for + link:RelNotes/1.7.2.5.txt[1.7.2.5], + link:RelNotes/1.7.2.4.txt[1.7.2.4], link:RelNotes/1.7.2.3.txt[1.7.2.3], link:RelNotes/1.7.2.2.txt[1.7.2.2], link:RelNotes/1.7.2.1.txt[1.7.2.1], link:RelNotes/1.7.2.txt[1.7.2]. -* link:v1.7.1.2/git.html[documentation for release 1.7.1.2] +* link:v1.7.1.4/git.html[documentation for release 1.7.1.4] * release notes for + link:RelNotes/1.7.1.4.txt[1.7.1.4], + link:RelNotes/1.7.1.3.txt[1.7.1.3], link:RelNotes/1.7.1.2.txt[1.7.1.2], link:RelNotes/1.7.1.1.txt[1.7.1.1], link:RelNotes/1.7.1.txt[1.7.1]. -* link:v1.7.0.7/git.html[documentation for release 1.7.0.7] +* link:v1.7.0.9/git.html[documentation for release 1.7.0.9] * release notes for + link:RelNotes/1.7.0.9.txt[1.7.0.9], + link:RelNotes/1.7.0.8.txt[1.7.0.8], link:RelNotes/1.7.0.7.txt[1.7.0.7], link:RelNotes/1.7.0.6.txt[1.7.0.6], link:RelNotes/1.7.0.5.txt[1.7.0.5], @@ -76,16 +93,18 @@ Documentation for older releases are available here: link:RelNotes/1.7.0.1.txt[1.7.0.1], link:RelNotes/1.7.0.txt[1.7.0]. -* link:v1.6.6.2/git.html[documentation for release 1.6.6.2] +* link:v1.6.6.3/git.html[documentation for release 1.6.6.3] * release notes for + link:RelNotes/1.6.6.3.txt[1.6.6.3], link:RelNotes/1.6.6.2.txt[1.6.6.2], link:RelNotes/1.6.6.1.txt[1.6.6.1], link:RelNotes/1.6.6.txt[1.6.6]. -* link:v1.6.5.8/git.html[documentation for release 1.6.5.8] +* link:v1.6.5.9/git.html[documentation for release 1.6.5.9] * release notes for + link:RelNotes/1.6.5.9.txt[1.6.5.9], link:RelNotes/1.6.5.8.txt[1.6.5.8], link:RelNotes/1.6.5.7.txt[1.6.5.7], link:RelNotes/1.6.5.6.txt[1.6.5.6], @@ -96,9 +115,10 @@ Documentation for older releases are available here: link:RelNotes/1.6.5.1.txt[1.6.5.1], link:RelNotes/1.6.5.txt[1.6.5]. -* link:v1.6.4.4/git.html[documentation for release 1.6.4.4] +* link:v1.6.4.5/git.html[documentation for release 1.6.4.5] * release notes for + link:RelNotes/1.6.4.5.txt[1.6.4.5], link:RelNotes/1.6.4.4.txt[1.6.4.4], link:RelNotes/1.6.4.3.txt[1.6.4.3], link:RelNotes/1.6.4.2.txt[1.6.4.2], @@ -251,7 +271,7 @@ help ...`. The <name> is expected in the same format as listed by 'git config' (subkeys separated by dots). ---exec-path:: +--exec-path[=<path>]:: Path to wherever your core git programs are installed. This can also be controlled by setting the GIT_EXEC_PATH environment variable. If no path is given, 'git' will print @@ -277,17 +297,12 @@ help ...`. path or relative path to current working directory. --work-tree=<path>:: - Set the path to the working tree. The value will not be - used in combination with repositories found automatically in - a .git directory (i.e. $GIT_DIR is not set). + Set the path to the working tree. It can be an absolute path + or a path relative to the current working directory. This can also be controlled by setting the GIT_WORK_TREE environment variable and the core.worktree configuration - variable. It can be an absolute path or relative path to - the directory specified by --git-dir or GIT_DIR. - Note: If --git-dir or GIT_DIR are specified but none of - --work-tree, GIT_WORK_TREE and core.worktree is specified, - the current working directory is regarded as the top directory - of your working tree. + variable (see core.worktree in linkgit:git-config[1] for a + more detailed discussion). --bare:: Treat the repository as a bare repository. If GIT_DIR @@ -494,7 +509,7 @@ HEAD:: (i.e. the contents of `$GIT_DIR/refs/heads/<head>`). For a more complete list of ways to spell object names, see -"SPECIFYING REVISIONS" section in linkgit:gitrevisions[1]. +"SPECIFYING REVISIONS" section in linkgit:gitrevisions[7]. File/Directory Structure diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt index e5a27d875e..15aebc6062 100644 --- a/Documentation/gitattributes.txt +++ b/Documentation/gitattributes.txt @@ -62,14 +62,21 @@ consults `$GIT_DIR/info/attributes` file (which has the highest precedence), `.gitattributes` file in the same directory as the path in question, and its parent directories up to the toplevel of the work tree (the further the directory that contains `.gitattributes` -is from the path in question, the lower its precedence). +is from the path in question, the lower its precedence). Finally +global and system-wide files are considered (they have the lowest +precedence). If you wish to affect only a single repository (i.e., to assign -attributes to files that are particular to one user's workflow), then +attributes to files that are particular to +one user's workflow for that repository), then attributes should be placed in the `$GIT_DIR/info/attributes` file. Attributes which should be version-controlled and distributed to other repositories (i.e., attributes of interest to all users) should go into -`.gitattributes` files. +`.gitattributes` files. Attributes that should affect all repositories +for a single user should be placed in a file specified by the +`core.attributesfile` configuration option (see linkgit:git-config[1]). +Attributes for all users on a system should be placed in the +`$(prefix)/etc/gitattributes` file. Sometimes you would need to override an setting of an attribute for a path to `unspecified` state. This can be done by listing @@ -328,6 +335,16 @@ input that is already correctly indented. In this case, the lack of a smudge filter means that the clean filter _must_ accept its own output without modifying it. +Sequence "%f" on the filter command line is replaced with the name of +the file the filter is working on. A filter might use this in keyword +substitution. For example: + +------------------------ +[filter "p4"] + clean = git-p4-filter --clean %f + smudge = git-p4-filter --smudge %f +------------------------ + Interaction between checkin/checkout attributes ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -477,6 +494,8 @@ patterns are available: - `csharp` suitable for source code in the C# language. +- `fortran` suitable for source code in the Fortran language. + - `html` suitable for HTML/XHTML documents. - `java` suitable for source code in the Java language. @@ -485,6 +504,8 @@ patterns are available: - `pascal` suitable for source code in the Pascal/Delphi language. +- `perl` suitable for source code in the Perl language. + - `php` suitable for source code in the PHP language. - `python` suitable for source code in the Python language. @@ -572,13 +593,46 @@ and now produces better output), you can remove the cache manually with `git update-ref -d refs/notes/textconv/jpg` (where "jpg" is the name of the diff driver, as in the example above). +Marking files as binary +^^^^^^^^^^^^^^^^^^^^^^^ + +Git usually guesses correctly whether a blob contains text or binary +data by examining the beginning of the contents. However, sometimes you +may want to override its decision, either because a blob contains binary +data later in the file, or because the content, while technically +composed of text characters, is opaque to a human reader. For example, +many postscript files contain only ascii characters, but produce noisy +and meaningless diffs. + +The simplest way to mark a file as binary is to unset the diff +attribute in the `.gitattributes` file: + +------------------------ +*.ps -diff +------------------------ + +This will cause git to generate `Binary files differ` (or a binary +patch, if binary patches are enabled) instead of a regular diff. + +However, one may also want to specify other diff driver attributes. For +example, you might want to use `textconv` to convert postscript files to +an ascii representation for human viewing, but otherwise treat them as +binary files. You cannot specify both `-diff` and `diff=ps` attributes. +The solution is to use the `diff.*.binary` config option: + +------------------------ +[diff "ps"] + textconv = ps2ascii + binary = true +------------------------ + Performing a three-way merge ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ `merge` ^^^^^^^ -The attribute `merge` affects how three versions of a file is +The attribute `merge` affects how three versions of a file are merged when a file-level merge is necessary during `git merge`, and other commands such as `git revert` and `git cherry-pick`. @@ -592,15 +646,15 @@ Unset:: Take the version from the current branch as the tentative merge result, and declare that the merge has - conflicts. This is suitable for binary files that does + conflicts. This is suitable for binary files that do not have a well-defined merge semantics. Unspecified:: By default, this uses the same built-in 3-way merge - driver as is the case the `merge` attribute is set. - However, `merge.default` configuration variable can name - different merge driver to be used for paths to which the + driver as is the case when the `merge` attribute is set. + However, the `merge.default` configuration variable can name + different merge driver to be used with paths for which the `merge` attribute is unspecified. String:: @@ -714,6 +768,8 @@ control per path. Set:: Notice all types of potential whitespace errors known to git. + The tab width is taken from the value of the `core.whitespace` + configuration variable. Unset:: @@ -721,13 +777,13 @@ Unset:: Unspecified:: - Use the value of `core.whitespace` configuration variable to + Use the value of the `core.whitespace` configuration variable to decide what to notice as error. String:: Specify a comma separate list of common whitespace problems to - notice in the same format as `core.whitespace` configuration + notice in the same format as the `core.whitespace` configuration variable. diff --git a/Documentation/gitcore-tutorial.txt b/Documentation/gitcore-tutorial.txt index 5e9c5ebba3..c27d086f68 100644 --- a/Documentation/gitcore-tutorial.txt +++ b/Documentation/gitcore-tutorial.txt @@ -971,7 +971,7 @@ commits from the master branch. The string inside brackets before the commit log message is a short name you can use to name the commit. In the above example, 'master' and 'mybranch' are branch heads. 'master^' is the first parent of 'master' -branch head. Please see linkgit:gitrevisions[1] if you want to +branch head. Please see linkgit:gitrevisions[7] if you want to see more complex cases. [NOTE] diff --git a/Documentation/gitdiffcore.txt b/Documentation/gitdiffcore.txt index 5d91a7e5b3..6af29a4603 100644 --- a/Documentation/gitdiffcore.txt +++ b/Documentation/gitdiffcore.txt @@ -227,9 +227,9 @@ changes that touch a specified string, and is controlled by the commands. When diffcore-pickaxe is in use, it checks if there are -filepairs whose "result" side has the specified string and -whose "origin" side does not. Such a filepair represents "the -string appeared in this changeset". It also checks for the +filepairs whose "result" side and whose "origin" side have +different number of specified string. Such a filepair represents +"the string appeared in this changeset". It also checks for the opposite case that loses the specified string. When `\--pickaxe-all` is not in effect, diffcore-pickaxe leaves diff --git a/Documentation/githooks.txt b/Documentation/githooks.txt index 7183aa9abb..28edefa202 100644 --- a/Documentation/githooks.txt +++ b/Documentation/githooks.txt @@ -350,10 +350,6 @@ rebase:: The commits are guaranteed to be listed in the order that they were processed by rebase. -There is no default 'post-rewrite' hook, but see the -`post-receive-copy-notes` script in `contrib/hooks` for an example -that copies your git-notes to the rewritten commits. - GIT --- diff --git a/Documentation/gitignore.txt b/Documentation/gitignore.txt index 7dc2e8b0bc..8416f3445a 100644 --- a/Documentation/gitignore.txt +++ b/Documentation/gitignore.txt @@ -14,11 +14,8 @@ DESCRIPTION A `gitignore` file specifies intentionally untracked files that git should ignore. -Note that all the `gitignore` files really concern only files -that are not already tracked by git; -in order to ignore uncommitted changes in already tracked files, -please refer to the 'git update-index --assume-unchanged' -documentation. +Files already tracked by git are not affected; see the NOTES +below for details. Each line in a `gitignore` file specifies a pattern. When deciding whether to ignore a path, git normally checks @@ -62,7 +59,8 @@ files specified by command-line options. Higher-level git tools, such as 'git status' and 'git add', use patterns from the sources specified above. -Patterns have the following format: +PATTERN FORMAT +-------------- - A blank line matches no files, so it can serve as a separator for readability. @@ -98,7 +96,20 @@ Patterns have the following format: For example, "/{asterisk}.c" matches "cat-file.c" but not "mozilla-sha1/sha1.c". -An example: +NOTES +----- + +The purpose of gitignore files is to ensure that certain files +not tracked by git remain untracked. + +To ignore uncommitted changes in a file that is already tracked, +use 'git update-index {litdd}assume-unchanged'. + +To stop tracking a file that is currently tracked, use +'git rm --cached'. + +EXAMPLES +-------- -------------------------------------------------------------- $ git status @@ -140,6 +151,11 @@ Another example: The second .gitignore prevents git from ignoring `arch/foo/kernel/vmlinux.lds.S`. +SEE ALSO +-------- +linkgit:git-rm[1], linkgit:git-update-index[1], +linkgit:gitrepository-layout[5] + Documentation ------------- Documentation by David Greaves, Junio C Hamano, Josh Triplett, diff --git a/Documentation/gitk.txt b/Documentation/gitk.txt index 05ac1c79f7..e21bac4f3f 100644 --- a/Documentation/gitk.txt +++ b/Documentation/gitk.txt @@ -69,7 +69,7 @@ frequently used options. the form "'<from>'..'<to>'" to show all revisions between '<from>' and back to '<to>'. Note, more advanced revision selection can be applied. For a more complete list of ways to spell object names, see - linkgit:gitrevisions[1]. + linkgit:gitrevisions[7]. <path>...:: diff --git a/Documentation/gitmodules.txt b/Documentation/gitmodules.txt index bcffd95ada..68977943e7 100644 --- a/Documentation/gitmodules.txt +++ b/Documentation/gitmodules.txt @@ -44,6 +44,14 @@ submodule.<name>.update:: This config option is overridden if 'git submodule update' is given the '--merge' or '--rebase' options. +submodule.<name>.fetchRecurseSubmodules:: + This option can be used to enable/disable recursive fetching of this + submodule. If this option is also present in the submodules entry in + .git/config of the superproject, the setting there will override the + one found in .gitmodules. + Both settings can be overridden on the command line by using the + "--[no-]recurse-submodules" option to "git fetch" and "git pull".. + submodule.<name>.ignore:: Defines under what circumstances "git status" and the diff family show a submodule as modified. When set to "all", it will never be considered diff --git a/Documentation/gittutorial-2.txt b/Documentation/gittutorial-2.txt index ecab0c09d0..7fe5848d1f 100644 --- a/Documentation/gittutorial-2.txt +++ b/Documentation/gittutorial-2.txt @@ -373,7 +373,7 @@ $ git status # # new file: closing.txt # -# Changed but not updated: +# Changes not staged for commit: # (use "git add <file>..." to update what will be committed) # # modified: file.txt diff --git a/Documentation/gittutorial.txt b/Documentation/gittutorial.txt index 1c1606696e..0982f74ef6 100644 --- a/Documentation/gittutorial.txt +++ b/Documentation/gittutorial.txt @@ -385,7 +385,7 @@ alice$ git fetch bob Unlike the longhand form, when Alice fetches from Bob using a remote repository shorthand set up with 'git remote', what was -fetched is stored in a remote tracking branch, in this case +fetched is stored in a remote-tracking branch, in this case `bob/master`. So after this: ------------------------------------- @@ -402,8 +402,8 @@ could merge the changes into her master branch: alice$ git merge bob/master ------------------------------------- -This `merge` can also be done by 'pulling from her own remote -tracking branch', like this: +This `merge` can also be done by 'pulling from her own remote-tracking +branch', like this: ------------------------------------- alice$ git pull . remotes/bob/master diff --git a/Documentation/glossary-content.txt b/Documentation/glossary-content.txt index 1f029f8aa0..f04b48ef0d 100644 --- a/Documentation/glossary-content.txt +++ b/Documentation/glossary-content.txt @@ -131,7 +131,7 @@ to point at the new commit. you have. In such these cases, you do not make a new <<def_merge,merge>> <<def_commit,commit>> but instead just update to his revision. This will happen frequently on a - <<def_tracking_branch,tracking branch>> of a remote + <<def_remote_tracking_branch,remote-tracking branch>> of a remote <<def_repository,repository>>. [[def_fetch]]fetch:: @@ -260,7 +260,7 @@ This commit is referred to as a "merge commit", or sometimes just a The default upstream <<def_repository,repository>>. Most projects have at least one upstream project which they track. By default 'origin' is used for that purpose. New upstream updates - will be fetched into remote <<def_tracking_branch,tracking branches>> named + will be fetched into remote <<def_remote_tracking_branch,remote-tracking branches>> named origin/name-of-upstream-branch, which you can see using `git branch -r`. @@ -349,6 +349,14 @@ This commit is referred to as a "merge commit", or sometimes just a master branch head as to-upstream branch at $URL". See also linkgit:git-push[1]. +[[def_remote_tracking_branch]]remote-tracking branch:: + A regular git <<def_branch,branch>> that is used to follow changes from + another <<def_repository,repository>>. A remote-tracking + branch should not contain direct modifications or have local commits + made to it. A remote-tracking branch can usually be + identified as the right-hand-side <<def_ref,ref>> in a Pull: + <<def_refspec,refspec>>. + [[def_repository]]repository:: A collection of <<def_ref,refs>> together with an <<def_object_database,object database>> containing all objects @@ -418,14 +426,6 @@ This commit is referred to as a "merge commit", or sometimes just a that each contain very well defined concepts or small incremental yet related changes. -[[def_tracking_branch]]tracking branch:: - A regular git <<def_branch,branch>> that is used to follow changes from - another <<def_repository,repository>>. A tracking - branch should not contain direct modifications or have local commits - made to it. A tracking branch can usually be - identified as the right-hand-side <<def_ref,ref>> in a Pull: - <<def_refspec,refspec>>. - [[def_tree]]tree:: Either a <<def_working_tree,working tree>>, or a <<def_tree_object,tree object>> together with the dependent <<def_blob_object,blob>> and tree objects diff --git a/Documentation/howto/using-merge-subtree.txt b/Documentation/howto/using-merge-subtree.txt index 0953a50b69..2933056120 100644 --- a/Documentation/howto/using-merge-subtree.txt +++ b/Documentation/howto/using-merge-subtree.txt @@ -71,5 +71,5 @@ Additional tips relevant parts of your tree. - Please note that if the other project merges from you, then it will - connects its history to yours, which can be something they don't want + connect its history to yours, which can be something they don't want to. diff --git a/Documentation/merge-config.txt b/Documentation/merge-config.txt index b72f533970..1e5c22c5e5 100644 --- a/Documentation/merge-config.txt +++ b/Documentation/merge-config.txt @@ -7,8 +7,10 @@ merge.conflictstyle:: marker and the original text before the `=======` marker. merge.log:: - Whether to include summaries of merged commits in newly created - merge commit messages. False by default. + In addition to branch names, populate the log message with at + most the specified number of one-line descriptions from the + actual commits that are being merged. Defaults to false, and + true is a synonym for 20. merge.renameLimit:: The number of files to consider when performing rename detection diff --git a/Documentation/merge-options.txt b/Documentation/merge-options.txt index 722d704ff2..e33e0f8e11 100644 --- a/Documentation/merge-options.txt +++ b/Documentation/merge-options.txt @@ -16,11 +16,11 @@ inspect and further tweak the merge result before committing. With --no-ff Generate a merge commit even if the merge resolved as a fast-forward. ---log:: +--log[=<n>]:: --no-log:: In addition to branch names, populate the log message with - one-line descriptions from the actual commits that are being - merged. + one-line descriptions from at most <n> actual commits that are being + merged. See also linkgit:git-fmt-merge-msg[1]. + With --no-log do not list one-line descriptions from the actual commits being merged. diff --git a/Documentation/merge-strategies.txt b/Documentation/merge-strategies.txt index 049313d601..595a3cf1a7 100644 --- a/Documentation/merge-strategies.txt +++ b/Documentation/merge-strategies.txt @@ -40,6 +40,28 @@ the other tree did, declaring 'our' history contains all that happened in it. theirs;; This is opposite of 'ours'. +patience;; + With this option, 'merge-recursive' spends a little extra time + to avoid mismerges that sometimes occur due to unimportant + matching lines (e.g., braces from distinct functions). Use + this when the branches to be merged have diverged wildly. + See also linkgit:git-diff[1] `--patience`. + +ignore-space-change;; +ignore-all-space;; +ignore-space-at-eol;; + Treats lines with the indicated type of whitespace change as + unchanged for the sake of a three-way merge. Whitespace + changes mixed with other changes to a line are not ignored. + See also linkgit:git-diff[1] `-b`, `-w`, and + `--ignore-space-at-eol`. ++ +* If 'their' version only introduces whitespace changes to a line, + 'our' version is used; +* If 'our' version introduces whitespace changes but 'their' + version includes a substantial change, 'their' version is used; +* Otherwise, the merge proceeds in the usual way. + renormalize;; This runs a virtual check-out and check-in of all three stages of a file when resolving a three-way merge. This option is @@ -52,7 +74,11 @@ no-renormalize;; Disables the `renormalize` option. This overrides the `merge.renormalize` configuration variable. -subtree[=path];; +rename-threshold=<n>;; + Controls the similarity threshold used for rename detection. + See also linkgit:git-diff[1] `-M`. + +subtree[=<path>];; This option is a more advanced form of 'subtree' strategy, where the strategy makes a guess on how two trees must be shifted to match with each other when merging. Instead, the specified path diff --git a/Documentation/pretty-options.txt b/Documentation/pretty-options.txt index 9b6f3899ec..50923e2ce9 100644 --- a/Documentation/pretty-options.txt +++ b/Documentation/pretty-options.txt @@ -1,5 +1,5 @@ ---pretty[='<format>']:: ---format='<format>':: +--pretty[=<format>]:: +--format=<format>:: Pretty-print the contents of the commit logs in a given format, where '<format>' can be one of 'oneline', 'short', 'medium', diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt index e2237ae4a0..9c47ad885b 100644 --- a/Documentation/rev-list-options.txt +++ b/Documentation/rev-list-options.txt @@ -13,7 +13,7 @@ include::pretty-options.txt[] Synonym for `--date=relative`. ---date={relative,local,default,iso,rfc,short,raw}:: +--date=(relative|local|default|iso|rfc|short|raw):: Only takes effect for dates shown in human-readable format, such as when using "--pretty". `log.date` config variable sets a default @@ -45,13 +45,13 @@ endif::git-rev-list[] --parents:: - Print the parents of the commit. Also enables parent - rewriting, see 'History Simplification' below. + Print also the parents of the commit (in the form "commit parent..."). + Also enables parent rewriting, see 'History Simplification' below. --children:: - Print the children of the commit. Also enables parent - rewriting, see 'History Simplification' below. + Print also the children of the commit (in the form "commit child..."). + Also enables parent rewriting, see 'History Simplification' below. ifdef::git-rev-list[] --timestamp:: @@ -95,6 +95,8 @@ you would get an output like this: to be printed in between commits, in order for the graph history to be drawn properly. + +This enables parent rewriting, see 'History Simplification' below. ++ This implies the '--topo-order' option by default, but the '--date-order' option may also be specified. @@ -146,6 +148,9 @@ options may be given. See linkgit:git-diff-files[1] for more options. -t:: Show the tree objects in the diff output. This implies '-r'. + +-s:: + Suppress diff output. endif::git-rev-list[] Commit Limiting @@ -160,7 +165,7 @@ limiting may be applied. -n 'number':: --max-count=<number>:: - Limit the number of commits output. + Limit the number of commits to output. --skip=<number>:: @@ -246,29 +251,29 @@ endif::git-rev-list[] Pretend as if all the refs in `refs/` are listed on the command line as '<commit>'. ---branches[=pattern]:: +--branches[=<pattern>]:: Pretend as if all the refs in `refs/heads` are listed - on the command line as '<commit>'. If `pattern` is given, limit + on the command line as '<commit>'. If '<pattern>' is given, limit branches to ones matching given shell glob. If pattern lacks '?', '*', or '[', '/*' at the end is implied. ---tags[=pattern]:: +--tags[=<pattern>]:: Pretend as if all the refs in `refs/tags` are listed - on the command line as '<commit>'. If `pattern` is given, limit + on the command line as '<commit>'. If '<pattern>' is given, limit tags to ones matching given shell glob. If pattern lacks '?', '*', or '[', '/*' at the end is implied. ---remotes[=pattern]:: +--remotes[=<pattern>]:: Pretend as if all the refs in `refs/remotes` are listed - on the command line as '<commit>'. If `pattern`is given, limit - remote tracking branches to ones matching given shell glob. + on the command line as '<commit>'. If '<pattern>' is given, limit + remote-tracking branches to ones matching given shell glob. If pattern lacks '?', '*', or '[', '/*' at the end is implied. ---glob=glob-pattern:: - Pretend as if all the refs matching shell glob `glob-pattern` +--glob=<glob-pattern>:: + Pretend as if all the refs matching shell glob '<glob-pattern>' are listed on the command line as '<commit>'. Leading 'refs/', is automatically prepended if missing. If pattern lacks '?', '*', or '[', '/*' at the end is implied. diff --git a/Documentation/revisions.txt b/Documentation/revisions.txt index fe846f043c..9e92734bc1 100644 --- a/Documentation/revisions.txt +++ b/Documentation/revisions.txt @@ -106,12 +106,20 @@ the `$GIT_DIR/refs` directory or from the `$GIT_DIR/packed-refs` file. and dereference the tag recursively until a non-tag object is found. +* A suffix '{caret}' to a revision parameter followed by a brace + pair that contains a text led by a slash (e.g. `HEAD^{/fix nasty bug}`): + this is the same as `:/fix nasty bug` syntax below except that + it returns the youngest matching commit which is reachable from + the ref before '{caret}'. + * A colon, followed by a slash, followed by a text (e.g. `:/fix nasty bug`): this names - a commit whose commit message starts with the specified text. + a commit whose commit message matches the specified regular expression. This name returns the youngest matching commit which is reachable from any ref. If the commit message starts with a '!', you have to repeat that; the special sequence ':/!', followed by something else than '!' is reserved for now. + The regular expression can match any part of the commit message. To + match messages starting with a string, one can use e.g. `:/^foo`. * A suffix ':' followed by a path (e.g. `HEAD:README`); this names the blob or tree at the given path in the tree-ish object named by the part @@ -119,6 +127,10 @@ the `$GIT_DIR/refs` directory or from the `$GIT_DIR/packed-refs` file. ':path' (with an empty part before the colon, e.g. `:README`) is a special case of the syntax described next: content recorded in the index at the given path. + A path starting with './' or '../' is relative to current working directory. + The given path will be converted to be relative to working tree's root directory. + This is most useful to address a blob or tree from a commit or tree that has + the same tree structure with the working tree. * A colon, optionally followed by a stage number (0 to 3) and a colon, followed by a path (e.g. `:0:README`); this names a blob object in the diff --git a/Documentation/technical/api-merge.txt b/Documentation/technical/api-merge.txt index a7e050bb7a..9dc1bed768 100644 --- a/Documentation/technical/api-merge.txt +++ b/Documentation/technical/api-merge.txt @@ -17,6 +17,40 @@ responsible for a few things. path-specific merge drivers (specified in `.gitattributes`) into account. +Data structures +--------------- + +* `mmbuffer_t`, `mmfile_t` + +These store data usable for use by the xdiff backend, for writing and +for reading, respectively. See `xdiff/xdiff.h` for the definitions +and `diff.c` for examples. + +* `struct ll_merge_options` + +This describes the set of options the calling program wants to affect +the operation of a low-level (single file) merge. Some options: + +`virtual_ancestor`:: + Behave as though this were part of a merge between common + ancestors in a recursive merge. + If a helper program is specified by the + `[merge "<driver>"] recursive` configuration, it will + be used (see linkgit:gitattributes[5]). + +`variant`:: + Resolve local conflicts automatically in favor + of one side or the other (as in 'git merge-file' + `--ours`/`--theirs`/`--union`). Can be `0`, + `XDL_MERGE_FAVOR_OURS`, `XDL_MERGE_FAVOR_THEIRS`, or + `XDL_MERGE_FAVOR_UNION`. + +`renormalize`:: + Resmudge and clean the "base", "theirs" and "ours" files + before merging. Use this when the merge is likely to have + overlapped with a change in smudge/clean or end-of-line + normalization rules. + Low-level (single file) merge ----------------------------- @@ -28,15 +62,24 @@ Low-level (single file) merge `.git/info/attributes` into account. Returns 0 for a clean merge. -The caller: +Calling sequence: -1. allocates an mmbuffer_t variable for the result; -2. allocates and fills variables with the file's original content - and two modified versions (using `read_mmfile`, for example); -3. calls ll_merge(); -4. reads the output from result_buf.ptr and result_buf.size; -5. releases buffers when finished (free(ancestor.ptr); free(ours.ptr); - free(theirs.ptr); free(result_buf.ptr);). +* Prepare a `struct ll_merge_options` to record options. + If you have no special requests, skip this and pass `NULL` + as the `opts` parameter to use the default options. + +* Allocate an mmbuffer_t variable for the result. + +* Allocate and fill variables with the file's original content + and two modified versions (using `read_mmfile`, for example). + +* Call `ll_merge()`. + +* Read the merged content from `result_buf.ptr` and `result_buf.size`. + +* Release buffers when finished. A simple + `free(ancestor.ptr); free(ours.ptr); free(theirs.ptr); + free(result_buf.ptr);` will do. If the modifications do not merge cleanly, `ll_merge` will return a nonzero value and `result_buf` will generally include a description of @@ -47,18 +90,6 @@ The `ancestor_label`, `our_label`, and `their_label` parameters are used to label the different sides of a conflict if the merge driver supports this. -The `flag` parameter is a bitfield: - - - The `LL_OPT_VIRTUAL_ANCESTOR` bit indicates whether this is an - internal merge to consolidate ancestors for a recursive merge. - - - The `LL_OPT_FAVOR_MASK` bits allow local conflicts to be automatically - resolved in favor of one side or the other (as in 'git merge-file' - `--ours`/`--theirs`/`--union`). - They can be populated by `create_ll_flag`, whose argument can be - `XDL_MERGE_FAVOR_OURS`, `XDL_MERGE_FAVOR_THEIRS`, or - `XDL_MERGE_FAVOR_UNION`. - Everything else --------------- diff --git a/Documentation/technical/api-parse-options.txt b/Documentation/technical/api-parse-options.txt index c5d141cd63..f6a4a361bd 100644 --- a/Documentation/technical/api-parse-options.txt +++ b/Documentation/technical/api-parse-options.txt @@ -118,13 +118,16 @@ There are some macros to easily define options: `OPT__COLOR(&int_var, description)`:: Add `\--color[=<when>]` and `--no-color`. -`OPT__DRY_RUN(&int_var)`:: +`OPT__DRY_RUN(&int_var, description)`:: Add `-n, \--dry-run`. -`OPT__QUIET(&int_var)`:: +`OPT__FORCE(&int_var, description)`:: + Add `-f, \--force`. + +`OPT__QUIET(&int_var, description)`:: Add `-q, \--quiet`. -`OPT__VERBOSE(&int_var)`:: +`OPT__VERBOSE(&int_var, description)`:: Add `-v, \--verbose`. `OPT_GROUP(description)`:: diff --git a/Documentation/technical/api-sigchain.txt b/Documentation/technical/api-sigchain.txt new file mode 100644 index 0000000000..9e1189ef01 --- /dev/null +++ b/Documentation/technical/api-sigchain.txt @@ -0,0 +1,41 @@ +sigchain API +============ + +Code often wants to set a signal handler to clean up temporary files or +other work-in-progress when we die unexpectedly. For multiple pieces of +code to do this without conflicting, each piece of code must remember +the old value of the handler and restore it either when: + + 1. The work-in-progress is finished, and the handler is no longer + necessary. The handler should revert to the original behavior + (either another handler, SIG_DFL, or SIG_IGN). + + 2. The signal is received. We should then do our cleanup, then chain + to the next handler (or die if it is SIG_DFL). + +Sigchain is a tiny library for keeping a stack of handlers. Your handler +and installation code should look something like: + +------------------------------------------ + void clean_foo_on_signal(int sig) + { + clean_foo(); + sigchain_pop(sig); + raise(sig); + } + + void other_func() + { + sigchain_push_common(clean_foo_on_signal); + mess_up_foo(); + clean_foo(); + } +------------------------------------------ + +Handlers are given the typedef of sigchain_fun. This is the same type +that is given to signal() or sigaction(). It is perfectly reasonable to +push SIG_DFL or SIG_IGN onto the stack. + +You can sigchain_push and sigchain_pop individual signals. For +convenience, sigchain_push_common will push the handler onto the stack +for many common signals. diff --git a/Documentation/technical/index-format.txt b/Documentation/technical/index-format.txt new file mode 100644 index 0000000000..7b233ca196 --- /dev/null +++ b/Documentation/technical/index-format.txt @@ -0,0 +1,185 @@ +GIT index format +================ + += The git index file has the following format + + All binary numbers are in network byte order. Version 2 is described + here unless stated otherwise. + + - A 12-byte header consisting of + + 4-byte signature: + The signature is { 'D', 'I', 'R', 'C' } (stands for "dircache") + + 4-byte version number: + The current supported versions are 2 and 3. + + 32-bit number of index entries. + + - A number of sorted index entries (see below). + + - Extensions + + Extensions are identified by signature. Optional extensions can + be ignored if GIT does not understand them. + + GIT currently supports cached tree and resolve undo extensions. + + 4-byte extension signature. If the first byte is 'A'..'Z' the + extension is optional and can be ignored. + + 32-bit size of the extension + + Extension data + + - 160-bit SHA-1 over the content of the index file before this + checksum. + +== Index entry + + Index entries are sorted in ascending order on the name field, + interpreted as a string of unsigned bytes (i.e. memcmp() order, no + localization, no special casing of directory separator '/'). Entries + with the same name are sorted by their stage field. + + 32-bit ctime seconds, the last time a file's metadata changed + this is stat(2) data + + 32-bit ctime nanosecond fractions + this is stat(2) data + + 32-bit mtime seconds, the last time a file's data changed + this is stat(2) data + + 32-bit mtime nanosecond fractions + this is stat(2) data + + 32-bit dev + this is stat(2) data + + 32-bit ino + this is stat(2) data + + 32-bit mode, split into (high to low bits) + + 4-bit object type + valid values in binary are 1000 (regular file), 1010 (symbolic link) + and 1110 (gitlink) + + 3-bit unused + + 9-bit unix permission. Only 0755 and 0644 are valid for regular files. + Symbolic links and gitlinks have value 0 in this field. + + 32-bit uid + this is stat(2) data + + 32-bit gid + this is stat(2) data + + 32-bit file size + This is the on-disk size from stat(2), truncated to 32-bit. + + 160-bit SHA-1 for the represented object + + A 16-bit 'flags' field split into (high to low bits) + + 1-bit assume-valid flag + + 1-bit extended flag (must be zero in version 2) + + 2-bit stage (during merge) + + 12-bit name length if the length is less than 0xFFF; otherwise 0xFFF + is stored in this field. + + (Version 3) A 16-bit field, only applicable if the "extended flag" + above is 1, split into (high to low bits). + + 1-bit reserved for future + + 1-bit skip-worktree flag (used by sparse checkout) + + 1-bit intent-to-add flag (used by "git add -N") + + 13-bit unused, must be zero + + Entry path name (variable length) relative to top level directory + (without leading slash). '/' is used as path separator. The special + path components ".", ".." and ".git" (without quotes) are disallowed. + Trailing slash is also disallowed. + + The exact encoding is undefined, but the '.' and '/' characters + are encoded in 7-bit ASCII and the encoding cannot contain a NUL + byte (iow, this is a UNIX pathname). + + 1-8 nul bytes as necessary to pad the entry to a multiple of eight bytes + while keeping the name NUL-terminated. + +== Extensions + +=== Cached tree + + Cached tree extension contains pre-computed hashes for trees that can + be derived from the index. It helps speed up tree object generation + from index for a new commit. + + When a path is updated in index, the path must be invalidated and + removed from tree cache. + + The signature for this extension is { 'T', 'R', 'E', 'E' }. + + A series of entries fill the entire extension; each of which + consists of: + + - NUL-terminated path component (relative to its parent directory); + + - ASCII decimal number of entries in the index that is covered by the + tree this entry represents (entry_count); + + - A space (ASCII 32); + + - ASCII decimal number that represents the number of subtrees this + tree has; + + - A newline (ASCII 10); and + + - 160-bit object name for the object that would result from writing + this span of index as a tree. + + An entry can be in an invalidated state and is represented by having -1 + in the entry_count field. + + The entries are written out in the top-down, depth-first order. The + first entry represents the root level of the repository, followed by the + first subtree---let's call this A---of the root level (with its name + relative to the root level), followed by the first subtree of A (with + its name relative to A), ... + +=== Resolve undo + + A conflict is represented in the index as a set of higher stage entries. + When a conflict is resolved (e.g. with "git add path"), these higher + stage entries will be removed and a stage-0 entry with proper resoluton + is added. + + When these higher stage entries are removed, they are saved in the + resolve undo extension, so that conflicts can be recreated (e.g. with + "git checkout -m"), in case users want to redo a conflict resolution + from scratch. + + The signature for this extension is { 'R', 'E', 'U', 'C' }. + + A series of entries fill the entire extension; each of which + consists of: + + - NUL-terminated pathname the entry describes (relative to the root of + the repository, i.e. full pathname); + + - Three NUL-terminated ASCII octal numbers, entry mode of entries in + stage 1 to 3 (a missing stage is represented by "0" in this field); + and + + - At most three 160-bit object names of the entry in stages from 1 to 3 + (nothing is written for a missing stage). + diff --git a/Documentation/user-manual.txt b/Documentation/user-manual.txt index fecc4eb5b3..f13a846131 100644 --- a/Documentation/user-manual.txt +++ b/Documentation/user-manual.txt @@ -344,7 +344,8 @@ Examining branches from a remote repository The "master" branch that was created at the time you cloned is a copy of the HEAD in the repository that you cloned from. That repository may also have had other branches, though, and your local repository -keeps branches which track each of those remote branches, which you +keeps branches which track each of those remote branches, called +remote-tracking branches, which you can view using the "-r" option to linkgit:git-branch[1]: ------------------------------------------------ @@ -359,13 +360,23 @@ $ git branch -r origin/todo ------------------------------------------------ -You cannot check out these remote-tracking branches, but you can -examine them on a branch of your own, just as you would a tag: +In this example, "origin" is called a remote repository, or "remote" +for short. The branches of this repository are called "remote +branches" from our point of view. The remote-tracking branches listed +above were created based on the remote branches at clone time and will +be updated by "git fetch" (hence "git pull") and "git push". See +<<Updating-a-repository-With-git-fetch>> for details. + +You might want to build on one of these remote-tracking branches +on a branch of your own, just as you would for a tag: ------------------------------------------------ $ git checkout -b my-todo-copy origin/todo ------------------------------------------------ +You can also check out "origin/todo" directly to examine it or +write a one-off patch. See <<detached-head,detached head>>. + Note that the name "origin" is just the name that git uses by default to refer to the repository that you cloned from. @@ -397,7 +408,7 @@ is usually a shortcut for the HEAD branch in the repository "origin". For the complete list of paths which git checks for references, and the order it uses to decide which to choose when there are multiple references with the same shorthand name, see the "SPECIFYING -REVISIONS" section of linkgit:gitrevisions[1]. +REVISIONS" section of linkgit:gitrevisions[7]. [[Updating-a-repository-With-git-fetch]] Updating a repository with git fetch @@ -435,7 +446,7 @@ linux-nfs/master origin/master ------------------------------------------------- -If you run "git fetch <remote>" later, the tracking branches for the +If you run "git fetch <remote>" later, the remote-tracking branches for the named <remote> will be updated. If you examine the file .git/config, you will see that git has added @@ -568,7 +579,7 @@ We have seen several ways of naming commits already: - HEAD: refers to the head of the current branch There are many more; see the "SPECIFYING REVISIONS" section of the -linkgit:gitrevisions[1] man page for the complete list of ways to +linkgit:gitrevisions[7] man page for the complete list of ways to name revisions. Some examples: ------------------------------------------------- @@ -909,7 +920,7 @@ commits reachable from some head but not from any tag in the repository: $ gitk $( git show-ref --heads ) --not $( git show-ref --tags ) ------------------------------------------------- -(See linkgit:gitrevisions[1] for explanations of commit-selecting +(See linkgit:gitrevisions[7] for explanations of commit-selecting syntax such as `--not`.) [[making-a-release]] @@ -955,7 +966,7 @@ echo "git diff --stat --summary -M v$last v$new > ../diffstat-$new" and then he just cut-and-pastes the output commands after verifying that they look OK. -[[Finding-comments-With-given-Content]] +[[Finding-commits-With-given-Content]] Finding commits referencing a file with given content ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -1635,7 +1646,7 @@ you've checked out. The reflogs are kept by default for 30 days, after which they may be pruned. See linkgit:git-reflog[1] and linkgit:git-gc[1] to learn how to control this pruning, and see the "SPECIFYING REVISIONS" -section of linkgit:gitrevisions[1] for details. +section of linkgit:gitrevisions[7] for details. Note that the reflog history is very different from normal git history. While normal history is shared by every repository that works on the @@ -1700,7 +1711,7 @@ may wish to check the original repository for updates and merge them into your own work. We have already seen <<Updating-a-repository-With-git-fetch,how to -keep remote tracking branches up to date>> with linkgit:git-fetch[1], +keep remote-tracking branches up to date>> with linkgit:git-fetch[1], and how to merge two branches. So you can merge in changes from the original repository's master branch with: @@ -1716,15 +1727,21 @@ one step: $ git pull origin master ------------------------------------------------- -In fact, if you have "master" checked out, then by default "git pull" -merges from the HEAD branch of the origin repository. So often you can +In fact, if you have "master" checked out, then this branch has been +configured by "git clone" to get changes from the HEAD branch of the +origin repository. So often you can accomplish the above with just a simple ------------------------------------------------- $ git pull ------------------------------------------------- -More generally, a branch that is created from a remote branch will pull +This command will fetch changes from the remote branches to your +remote-tracking branches `origin/*`, and merge the default branch into +the current branch. + +More generally, a branch that is created from a remote-tracking branch +will pull by default from that branch. See the descriptions of the branch.<name>.remote and branch.<name>.merge options in linkgit:git-config[1], and the discussion of the `--track` option in @@ -2106,7 +2123,7 @@ $ git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git $ cd work ------------------------------------------------- -Linus's tree will be stored in the remote branch named origin/master, +Linus's tree will be stored in the remote-tracking branch named origin/master, and can be updated using linkgit:git-fetch[1]; you can track other public trees using linkgit:git-remote[1] to set up a "remote" and linkgit:git-fetch[1] to keep them up-to-date; see @@ -2171,11 +2188,14 @@ $ git push mytree release Now to apply some patches from the community. Think of a short snappy name for a branch to hold this patch (or related group of -patches), and create a new branch from the current tip of Linus's -branch: +patches), and create a new branch from a recent stable tag of +Linus's branch. Picking a stable base for your branch will: +1) help you: by avoiding inclusion of unrelated and perhaps lightly +tested changes +2) help future bug hunters that use "git bisect" to find problems ------------------------------------------------- -$ git checkout -b speed-up-spinlocks origin +$ git checkout -b speed-up-spinlocks v2.6.35 ------------------------------------------------- Now you apply the patch(es), run some tests, and commit the change(s). If @@ -2439,9 +2459,9 @@ You have performed no merges into mywork, so it is just a simple linear sequence of patches on top of "origin": ................................................ - o--o--o <-- origin + o--o--O <-- origin \ - o--o--o <-- mywork + a--b--c <-- mywork ................................................ Some more interesting work has been done in the upstream project, and @@ -2797,8 +2817,8 @@ Be aware that commits that the old version of example/master pointed at may be lost, as we saw in the previous section. [[remote-branch-configuration]] -Configuring remote branches ---------------------------- +Configuring remote-tracking branches +------------------------------------ We saw above that "origin" is just a shortcut to refer to the repository that you originally cloned from. This information is @@ -3850,7 +3870,7 @@ You create a commit object by giving it the tree that describes the state at the time of the commit, and a list of parents: ------------------------------------------------- -$ git commit-tree <tree> -p <parent> [-p <parent2> ..] +$ git commit-tree <tree> -p <parent> [(-p <parent2>)...] ------------------------------------------------- and then giving the reason for the commit on stdin (either through |