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| -rw-r--r-- | Documentation/git-checkout.txt | 51 |
1 files changed, 41 insertions, 10 deletions
diff --git a/Documentation/git-checkout.txt b/Documentation/git-checkout.txt index 7958a4700..6f04d22f5 100644 --- a/Documentation/git-checkout.txt +++ b/Documentation/git-checkout.txt @@ -21,18 +21,34 @@ or the specified tree. If no paths are given, 'git checkout' will also update `HEAD` to set the specified branch as the current branch. -'git checkout' [<branch>]:: +'git checkout' <branch>:: + To prepare for working on <branch>, switch to it by updating + the index and the files in the working tree, and by pointing + HEAD at the branch. Local modifications to the files in the + working tree are kept, so that they can be committed to the + <branch>. ++ +If <branch> is not found but there does exist a tracking branch in +exactly one remote (call it <remote>) with a matching name, treat as +equivalent to ++ +------------ +$ git checkout -b <branch> --track <remote>/<branch> +------------ ++ +You could omit <branch>, in which case the command degenerates to +"check out the current branch", which is a glorified no-op with a +rather expensive side-effects to show only the tracking information, +if exists, for the current 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 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 -use the `--track` or `--no-track` options, which will be passed to -'git branch'. As a convenience, `--track` without `-b` implies branch -creation; see the description of `--track` below. + Specifying `-b` causes a new branch to be created as if + linkgit:git-branch[1] were called and then checked out. In + this case you can use the `--track` or `--no-track` options, + which will be passed to 'git branch'. As a convenience, + `--track` without `-b` implies branch creation; see the + description of `--track` below. + If `-B` is given, <new_branch> is created if it doesn't exist; otherwise, it is reset. This is the transactional equivalent of @@ -45,6 +61,21 @@ $ git checkout <branch> that is to say, the branch is not reset/created unless "git checkout" is successful. +'git checkout' --detach [<branch>]:: +'git checkout' <commit>:: + + Prepare to work on top of <commit>, by detaching HEAD at it + (see "DETACHED HEAD" section), and updating the index and the + files in the working tree. Local modifications to the files + in the working tree are kept, so that the resulting working + tree will be the state recorded in the commit plus the local + modifications. ++ +Passing `--detach` forces this behavior in the case of a <branch> (without +the option, giving a branch name to the command would check out the branch, +instead of detaching HEAD at it), or the current commit, +if no <branch> is specified. + 'git checkout' [-p|--patch] [<tree-ish>] [--] <pathspec>...:: When <paths> or `--patch` are given, 'git checkout' does *not* |