useful in the future for compensating for some git bugs or such,
therefore such a usage is permitted.
-*NOTE*: This command honors `.git/info/grafts` and `.git/refs/replace/`.
+*NOTE*: This command honors `.git/info/grafts` file and refs in
+the `refs/replace/` namespace.
If you have any grafts or replacement refs defined, running this command
will make them permanent.
--index-filter <command>::
This is the filter for rewriting the index. It is similar to the
tree filter but does not check out the tree, which makes it much
- faster. Frequently used with `git rm \--cached
- \--ignore-unmatch ...`, see EXAMPLES below. For hairy
+ faster. Frequently used with `git rm --cached
+ --ignore-unmatch ...`, see EXAMPLES below. For hairy
cases, see linkgit:git-update-index[1].
--parent-filter <command>::
a simple `rm filename` will fail for that tree and commit.
Thus you may instead want to use `rm -f filename` as the script.
-Using `\--index-filter` with 'git rm' yields a significantly faster
+Using `--index-filter` with 'git rm' yields a significantly faster
version. Like with using `rm filename`, `git rm --cached filename`
will fail if the file is absent from the tree of a commit. If you
want to "completely forget" a file, it does not matter when it entered
-history, so we also add `\--ignore-unmatch`:
+history, so we also add `--ignore-unmatch`:
--------------------------------------------------------------------------
git filter-branch --index-filter 'git rm --cached --ignore-unmatch filename' HEAD
-------------------------------------------------------
Thus you can, e.g., turn a library subdirectory into a repository of
-its own. Note the `\--` that separates 'filter-branch' options from
-revision options, and the `\--all` to rewrite all branches and tags.
+its own. Note the `--` that separates 'filter-branch' options from
+revision options, and the `--all` to rewrite all branches and tags.
To set a commit (which typically is at the tip of another
history) to be the parent of the current initial commit, in
and all children of the merge will become merge commits with P1,P2
as their parents instead of the merge commit.
+*NOTE* the changes introduced by the commits, and which are not reverted
+by subsequent commits, will still be in the rewritten branch. If you want
+to throw out _changes_ together with the commits, you should use the
+interactive mode of 'git rebase'.
+
You can rewrite the commit log messages using `--msg-filter`. For
example, 'git svn-id' strings in a repository created by 'git svn' can
be removed this way:
'
-------------------------------------------------------
-To restrict rewriting to only part of the history, specify a revision
-range in addition to the new branch name. The new branch name will
-point to the top-most revision that a 'git rev-list' of this range
-will print.
-
If you need to add 'Acked-by' lines to, say, the last 10 commits (none
of which is a merge), use this command:
' HEAD~10..HEAD
--------------------------------------------------------
-*NOTE* the changes introduced by the commits, and which are not reverted
-by subsequent commits, will still be in the rewritten branch. If you want
-to throw out _changes_ together with the commits, you should use the
-interactive mode of 'git rebase'.
-
+To restrict rewriting to only part of the history, specify a revision
+range in addition to the new branch name. The new branch name will
+point to the top-most revision that a 'git rev-list' of this range
+will print.
Consider this history:
------------------------------------
git-filter-branch is often used to get rid of a subset of files,
-usually with some combination of `\--index-filter` and
-`\--subdirectory-filter`. People expect the resulting repository to
+usually with some combination of `--index-filter` and
+`--subdirectory-filter`. People expect the resulting repository to
be smaller than the original, but you need a few more steps to
actually make it smaller, because git tries hard not to lose your
objects until you tell it to. First make sure that:
* You really removed all variants of a filename, if a blob was moved
- over its lifetime. `git log \--name-only \--follow \--all \--
- filename` can help you find renames.
+ over its lifetime. `git log --name-only --follow --all -- filename`
+ can help you find renames.
-* You really filtered all refs: use `\--tag-name-filter cat \--
- \--all` when calling git-filter-branch.
+* You really filtered all refs: use `--tag-name-filter cat -- --all`
+ when calling git-filter-branch.
Then there are two ways to get a smaller repository. A safer way is
to clone, that keeps your original intact.
-* Clone it with `git clone +++file:///path/to/repo+++`. The clone
+* Clone it with `git clone file:///path/to/repo`. The clone
will not have the removed objects. See linkgit:git-clone[1]. (Note
that cloning with a plain path just hardlinks everything!)
warned.
* Remove the original refs backed up by git-filter-branch: say `git
- for-each-ref \--format="%(refname)" refs/original/ | xargs -n 1 git
+ for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 git
update-ref -d`.
-* Expire all reflogs with `git reflog expire \--expire=now \--all`.
+* Expire all reflogs with `git reflog expire --expire=now --all`.
-* Garbage collect all unreferenced objects with `git gc \--prune=now`
+* Garbage collect all unreferenced objects with `git gc --prune=now`
(or if your git-gc is not new enough to support arguments to
- `\--prune`, use `git repack -ad; git prune` instead).
+ `--prune`, use `git repack -ad; git prune` instead).
GIT
---