diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/CodingGuidelines | 2 | ||||
| -rw-r--r-- | Documentation/RelNotes/1.7.5.txt | 56 | ||||
| -rw-r--r-- | Documentation/config.txt | 3 | ||||
| -rw-r--r-- | Documentation/git-checkout.txt | 157 | ||||
| -rw-r--r-- | Documentation/git-fast-import.txt | 63 | ||||
| -rw-r--r-- | Documentation/git-remote-ext.txt | 14 | ||||
| -rw-r--r-- | Documentation/git-remote-helpers.txt | 6 | ||||
| -rw-r--r-- | Documentation/git-svn.txt | 6 | ||||
| -rw-r--r-- | Documentation/git-verify-pack.txt | 2 | ||||
| -rw-r--r-- | Documentation/glossary-content.txt | 23 |
10 files changed, 288 insertions, 44 deletions
diff --git a/Documentation/CodingGuidelines b/Documentation/CodingGuidelines index ba2006d892..fe1c1e5bc2 100644 --- a/Documentation/CodingGuidelines +++ b/Documentation/CodingGuidelines @@ -152,7 +152,7 @@ Writing Documentation: when writing or modifying command usage strings and synopsis sections in the manual pages: - Placeholders are enclosed in angle brackets: + Placeholders are spelled in lowercase and enclosed in angle brackets: <file> --sort=<key> --abbrev[=<n>] diff --git a/Documentation/RelNotes/1.7.5.txt b/Documentation/RelNotes/1.7.5.txt new file mode 100644 index 0000000000..56c3863f04 --- /dev/null +++ b/Documentation/RelNotes/1.7.5.txt @@ -0,0 +1,56 @@ +Git v1.7.5 Release Notes (draft) +======================== + +Updates since v1.7.4 +-------------------- + + * Various MinGW portability fixes. + + * Various git-p4 enhancements (in contrib). + + * "git config" used to be also known as "git repo-config", but the old + name is now officially deprecated. + + * "git checkout --detach <commit>" is a more user friendly synonym for + "git checkout <commit>^0". + + * "git cherry-pick" and "git revert" can be told to use custom merge + strategy, similar to "git rebase". + + * "rev-list --objects $revs -- $pathspec" would limit the objects listed + in its output properly with the pathspec, in preparation for narrow + clones. + + * "git log" family of commands now understand globbing pathspecs. You + can say "git log -- '*.txt'" for example. + + * "git rerere" learned a new subcommand "remaining", that is similar to + "status" that lists the paths that had conflicts that are known to + rerere, but excludes the paths that have already been marked as + resolved in the index from its output. "git mergetool" has been + updated to use this facility. + + * A possible value to the "push.default" configuration variable, + 'tracking', gained a synonym that more naturally describes what it + does, 'upstream'. + +Also contains various documentation updates. + + +Fixes since v1.7.4 +------------------ + +All of the fixes in the v1.7.4.X maintenance series are included in this +release, unless otherwise noted. + + * "git merge" triggers prepare-commit-msg hook. Earlier, only "git + commit" to conclude an interrupted merge triggered the hook, leading to + an inconsistent overall user experience (js/maint-merge-use-prepare-commit-msg-hook). + + +--- +exec >/var/tmp/1 +O=v1.7.4 +O=v1.7.4.1-140-g8978166 +echo O=$(git describe 'master') +git shortlog --no-merges ^maint ^$O master diff --git a/Documentation/config.txt b/Documentation/config.txt index c5e183516a..c995a1a47b 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -1591,7 +1591,8 @@ push.default:: * `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. +* `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:: diff --git a/Documentation/git-checkout.txt b/Documentation/git-checkout.txt index 880763d391..396f4cc15b 100644 --- a/Documentation/git-checkout.txt +++ b/Documentation/git-checkout.txt @@ -9,6 +9,7 @@ SYNOPSIS -------- [verse] 'git checkout' [-q] [-f] [-m] [<branch>] +'git checkout' [-q] [-f] [-m] [--detach] [<commit>] 'git checkout' [-q] [-f] [-m] [[-b|-B|--orphan] <new_branch>] [<start_point>] 'git checkout' [-f|--ours|--theirs|-m|--conflict=<style>] [<tree-ish>] [--] <paths>... 'git checkout' --patch [<tree-ish>] [--] [<paths>...] @@ -22,9 +23,10 @@ branch. 'git checkout' [<branch>]:: 'git checkout' -b|-B <new_branch> [<start point>]:: +'git checkout' [--detach] [<commit>]:: This form switches branches by updating the index, working - tree, and HEAD to reflect the specified branch. + tree, and HEAD to reflect the specified branch or commit. + If `-b` is given, a new branch is created as if linkgit:git-branch[1] were called and then checked out; in this case you can @@ -115,6 +117,13 @@ explicitly give a name with '-b' in such a case. Create the new branch's reflog; see linkgit:git-branch[1] for details. +--detach:: + Rather than checking out a branch to work on it, check out a + commit for inspection and discardable experiments. + This is the default behavior of "git checkout <commit>" when + <commit> is not a branch name. See the "DETACHED HEAD" section + below for details. + --orphan:: Create a new 'orphan' branch, named <new_branch>, started from <start_point> and switch to it. The first commit made on this @@ -204,42 +213,140 @@ leave out at most one of `A` and `B`, in which case it defaults to `HEAD`. -Detached HEAD +DETACHED HEAD ------------- +HEAD normally refers to a named branch (e.g. 'master'). Meanwhile, each +branch refers to a specific commit. Let's look at a repo with three +commits, one of them tagged, and with branch 'master' checked out: + +------------ + HEAD (refers to branch 'master') + | + v +a---b---c branch 'master' (refers to commit 'c') + ^ + | + tag 'v2.0' (refers to commit 'b') +------------ -It is sometimes useful to be able to 'checkout' a commit that is -not at the tip of one of your branches. The most obvious -example is to check out the commit at a tagged official release -point, like this: +When a commit is created in this state, the branch is updated to refer to +the new commit. Specifically, 'git commit' creates a new commit 'd', whose +parent is commit 'c', and then updates branch 'master' to refer to new +commit 'd'. HEAD still refers to branch 'master' and so indirectly now refers +to commit 'd': ------------ -$ git checkout v2.6.18 +$ edit; git add; git commit + + HEAD (refers to branch 'master') + | + v +a---b---c---d branch 'master' (refers to commit 'd') + ^ + | + tag 'v2.0' (refers to commit 'b') ------------ -Earlier versions of git did not allow this and asked you to -create a temporary branch using the `-b` option, but starting from -version 1.5.0, the above command 'detaches' your HEAD from the -current branch and directly points at the commit named by the tag -(`v2.6.18` in the example above). +It is sometimes useful to be able to checkout a commit that is not at +the tip of any named branch, or even to create a new commit that is not +referenced by a named branch. Let's look at what happens when we +checkout commit 'b' (here we show two ways this may be done): -You can use all git commands while in this state. You can use -`git reset --hard $othercommit` to further move around, for -example. You can make changes and create a new commit on top of -a detached HEAD. You can even create a merge by using `git -merge $othercommit`. +------------ +$ git checkout v2.0 # or +$ git checkout master^^ + + HEAD (refers to commit 'b') + | + v +a---b---c---d branch 'master' (refers to commit 'd') + ^ + | + tag 'v2.0' (refers to commit 'b') +------------ -The state you are in while your HEAD is detached is not recorded -by any branch (which is natural --- you are not on any branch). -What this means is that you can discard your temporary commits -and merges by switching back to an existing branch (e.g. `git -checkout master`), and a later `git prune` or `git gc` would -garbage-collect them. If you did this by mistake, you can ask -the reflog for HEAD where you were, e.g. +Notice that regardless of which checkout command we use, HEAD now refers +directly to commit 'b'. This is known as being in detached HEAD state. +It means simply that HEAD refers to a specific commit, as opposed to +referring to a named branch. Let's see what happens when we create a commit: ------------ -$ git log -g -2 HEAD +$ edit; git add; git commit + + HEAD (refers to commit 'e') + | + v + e + / +a---b---c---d branch 'master' (refers to commit 'd') + ^ + | + tag 'v2.0' (refers to commit 'b') +------------ + +There is now a new commit 'e', but it is referenced only by HEAD. We can +of course add yet another commit in this state: + +------------ +$ edit; git add; git commit + + HEAD (refers to commit 'f') + | + v + e---f + / +a---b---c---d branch 'master' (refers to commit 'd') + ^ + | + tag 'v2.0' (refers to commit 'b') +------------ + +In fact, we can perform all the normal git operations. But, let's look +at what happens when we then checkout master: + +------------ +$ git checkout master + + HEAD (refers to branch 'master') + e---f | + / v +a---b---c---d branch 'master' (refers to commit 'd') + ^ + | + tag 'v2.0' (refers to commit 'b') ------------ +It is important to realize that at this point nothing refers to commit +'f'. Eventually commit 'f' (and by extension commit 'e') will be deleted +by the routine git garbage collection process, unless we create a reference +before that happens. If we have not yet moved away from commit 'f', +any of these will create a reference to it: + +------------ +$ git checkout -b foo <1> +$ git branch foo <2> +$ git tag foo <3> +------------ + +<1> creates a new branch 'foo', which refers to commit 'f', and then +updates HEAD to refer to branch 'foo'. In other words, we'll no longer +be in detached HEAD state after this command. + +<2> similarly creates a new branch 'foo', which refers to commit 'f', +but leaves HEAD detached. + +<3> creates a new tag 'foo', which refers to commit 'f', +leaving HEAD detached. + +If we have moved away from commit 'f', then we must first recover its object +name (typically by using git reflog), and then we can create a reference to +it. For example, to see the last two commits to which HEAD referred, we +can use either of these commands: + +------------ +$ git reflog -2 HEAD # or +$ git log -g -2 HEAD +------------ EXAMPLES -------- diff --git a/Documentation/git-fast-import.txt b/Documentation/git-fast-import.txt index c3a2766b20..e1b7a0f9ec 100644 --- a/Documentation/git-fast-import.txt +++ b/Documentation/git-fast-import.txt @@ -196,7 +196,8 @@ especially when a higher level language such as Perl, Python or Ruby is being used. fast-import is very strict about its input. Where we say SP below we mean -*exactly* one space. Likewise LF means one (and only one) linefeed. +*exactly* one space. Likewise LF means one (and only one) linefeed +and HT one (and only one) horizontal tab. Supplying additional whitespace characters will cause unexpected results, such as branch names or file names with leading or trailing spaces in their name, or early termination of fast-import when it encounters @@ -334,6 +335,11 @@ and control the current import process. More detailed discussion format to the file descriptor set with `--cat-blob-fd` or `stdout` if unspecified. +`ls`:: + Causes fast-import to print a line describing a directory + entry in 'ls-tree' 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. @@ -919,6 +925,55 @@ 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. +`ls` +~~~~ +Prints information about the object at a path to a file descriptor +previously arranged with the `--cat-blob-fd` argument. This allows +printing a blob from the active commit (with `cat-blob`) or copying a +blob or tree from a previous commit for use in the current one (with +`filemodify`). + +The `ls` command can be used anywhere in the stream that comments are +accepted, including the middle of a commit. + +Reading from the active commit:: + This form can only be used in the middle of a `commit`. + The path names a directory entry within fast-import's + active commit. The path must be quoted in this case. ++ +.... + 'ls' SP <path> LF +.... + +Reading from a named tree:: + The `<dataref>` can be a mark reference (`:<idnum>`) or the + full 40-byte SHA-1 of a Git tag, commit, or tree object, + preexisting or waiting to be written. + The path is relative to the top level of the tree + named by `<dataref>`. ++ +.... + 'ls' SP <dataref> SP <path> LF +.... + +See `filemodify` above for a detailed description of `<path>`. + +Output uses the same format as `git ls-tree <tree> {litdd} <path>`: + +==== + <mode> SP ('blob' | 'tree' | 'commit') SP <dataref> HT <path> LF +==== + +The <dataref> represents the blob, tree, or commit object at <path> +and can be used in later 'cat-blob', 'filemodify', or 'ls' commands. + +If there is no file or subtree at that path, 'git fast-import' will +instead report + +==== + missing SP <path> LF +==== + `feature` ~~~~~~~~~ Require that fast-import supports the specified feature, or abort if @@ -946,8 +1001,10 @@ import-marks:: 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. +ls:: + Require that the backend support the 'cat-blob' or 'ls' command. + Versions of fast-import not supporting the specified 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. diff --git a/Documentation/git-remote-ext.txt b/Documentation/git-remote-ext.txt index 2d65cfefd5..68263a6a53 100644 --- a/Documentation/git-remote-ext.txt +++ b/Documentation/git-remote-ext.txt @@ -7,17 +7,17 @@ git-remote-ext - Bridge smart transport to external command. SYNOPSIS -------- -git remote add nick "ext::<command>[ <arguments>...]" +git remote add <nick> "ext::<command>[ <arguments>...]" DESCRIPTION ----------- -This remote helper uses the specified 'program' to connect +This remote helper uses the specified '<command>' to connect to a remote git server. -Data written to stdin of this specified 'program' is assumed +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 this program is assumed to be received from +from stdout of <command> is assumed to be received from the same service. Command and arguments are separated by an unescaped space. @@ -40,7 +40,7 @@ The following sequences have a special meaning: git wants to invoke. '%G' (must be the first characters in an argument):: - This argument will not be passed to 'program'. Instead, it + 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 @@ -50,7 +50,7 @@ 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 'program'. Instead it sets + 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). @@ -76,7 +76,7 @@ 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> +, "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'":: 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-svn.txt b/Documentation/git-svn.txt index 0ade2ce54e..e161a40a73 100644 --- a/Documentation/git-svn.txt +++ b/Documentation/git-svn.txt @@ -66,7 +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 @@ -443,8 +443,8 @@ OPTIONS 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 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/glossary-content.txt b/Documentation/glossary-content.txt index f04b48ef0d..33716a31d0 100644 --- a/Documentation/glossary-content.txt +++ b/Documentation/glossary-content.txt @@ -273,6 +273,29 @@ This commit is referred to as a "merge commit", or sometimes just a <<def_pack,pack>>, to assist in efficiently accessing the contents of a pack. +[[def_pathspec]]pathspec:: + Pattern used to specify paths. ++ +Pathspecs are used on the command line of "git ls-files", "git +ls-tree", "git grep", "git checkout", and many other commands to +limit the scope of operations to some subset of the tree or +worktree. See the documentation of each command for whether +paths are relative to the current directory or toplevel. The +pathspec syntax is as follows: + +* any path matches itself +* the pathspec up to the last slash represents a + directory prefix. The scope of that pathspec is + limited to that subtree. +* the rest of the pathspec is a pattern for the remainder + of the pathname. Paths relative to the directory + prefix will be matched against that pattern using fnmatch(3); + in particular, '*' and '?' _can_ match directory separators. ++ +For example, Documentation/*.jpg will match all .jpg files +in the Documentation subtree, +including Documentation/chapter_1/figure_1.jpg. + [[def_parent]]parent:: A <<def_commit_object,commit object>> contains a (possibly empty) list of the logical predecessor(s) in the line of development, i.e. its |