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Name	Size	Permission
mergetools	[ DIR ]	drwxr-xr-x
git	1.46 MB	-rwxr-xr-x
git-add	1.46 MB	-rwxr-xr-x
git-add--interactive	35.8 KB	-rwxr-xr-x
git-am	21.84 KB	-rwxr-xr-x
git-annotate	1.46 MB	-rwxr-xr-x
git-apply	1.46 MB	-rwxr-xr-x
git-archive	1.46 MB	-rwxr-xr-x
git-bisect	11.71 KB	-rwxr-xr-x
git-bisect--helper	1.46 MB	-rwxr-xr-x
git-blame	1.46 MB	-rwxr-xr-x
git-branch	1.46 MB	-rwxr-xr-x
git-bundle	1.46 MB	-rwxr-xr-x
git-cat-file	1.46 MB	-rwxr-xr-x
git-check-attr	1.46 MB	-rwxr-xr-x
git-check-ignore	1.46 MB	-rwxr-xr-x
git-check-ref-format	1.46 MB	-rwxr-xr-x
git-checkout	1.46 MB	-rwxr-xr-x
git-checkout-index	1.46 MB	-rwxr-xr-x
git-cherry	1.46 MB	-rwxr-xr-x
git-cherry-pick	1.46 MB	-rwxr-xr-x
git-clean	1.46 MB	-rwxr-xr-x
git-clone	1.46 MB	-rwxr-xr-x
git-column	1.46 MB	-rwxr-xr-x
git-commit	1.46 MB	-rwxr-xr-x
git-commit-tree	1.46 MB	-rwxr-xr-x
git-config	1.46 MB	-rwxr-xr-x
git-count-objects	1.46 MB	-rwxr-xr-x
git-credential	1.46 MB	-rwxr-xr-x
git-credential-cache	717.83 KB	-rwxr-xr-x
git-credential-cache--daemon	730.32 KB	-rwxr-xr-x
git-credential-store	726.01 KB	-rwxr-xr-x
git-describe	1.46 MB	-rwxr-xr-x
git-diff	1.46 MB	-rwxr-xr-x
git-diff-files	1.46 MB	-rwxr-xr-x
git-diff-index	1.46 MB	-rwxr-xr-x
git-diff-tree	1.46 MB	-rwxr-xr-x
git-difftool	13.41 KB	-rwxr-xr-x
git-difftool--helper	1.86 KB	-rwxr-xr-x
git-fast-export	1.46 MB	-rwxr-xr-x
git-fast-import	754.91 KB	-rwxr-xr-x
git-fetch	1.46 MB	-rwxr-xr-x
git-fetch-pack	1.46 MB	-rwxr-xr-x
git-filter-branch	11.33 KB	-rwxr-xr-x
git-fmt-merge-msg	1.46 MB	-rwxr-xr-x
git-for-each-ref	1.46 MB	-rwxr-xr-x
git-format-patch	1.46 MB	-rwxr-xr-x
git-fsck	1.46 MB	-rwxr-xr-x
git-fsck-objects	1.46 MB	-rwxr-xr-x
git-gc	1.46 MB	-rwxr-xr-x
git-get-tar-commit-id	1.46 MB	-rwxr-xr-x
git-grep	1.46 MB	-rwxr-xr-x
git-hash-object	1.46 MB	-rwxr-xr-x
git-help	1.46 MB	-rwxr-xr-x
git-http-backend	730.63 KB	-rwxr-xr-x
git-http-fetch	816.54 KB	-rwxr-xr-x
git-http-push	832.82 KB	-rwxr-xr-x
git-imap-send	738.79 KB	-rwxr-xr-x
git-index-pack	1.46 MB	-rwxr-xr-x
git-init	1.46 MB	-rwxr-xr-x
git-init-db	1.46 MB	-rwxr-xr-x
git-log	1.46 MB	-rwxr-xr-x
git-lost-found	554 B	-rwxr-xr-x
git-ls-files	1.46 MB	-rwxr-xr-x
git-ls-remote	1.46 MB	-rwxr-xr-x
git-ls-tree	1.46 MB	-rwxr-xr-x
git-mailinfo	1.46 MB	-rwxr-xr-x
git-mailsplit	1.46 MB	-rwxr-xr-x
git-merge	1.46 MB	-rwxr-xr-x
git-merge-base	1.46 MB	-rwxr-xr-x
git-merge-file	1.46 MB	-rwxr-xr-x
git-merge-index	1.46 MB	-rwxr-xr-x
git-merge-octopus	2.16 KB	-rwxr-xr-x
git-merge-one-file	3.4 KB	-rwxr-xr-x
git-merge-ours	1.46 MB	-rwxr-xr-x
git-merge-recursive	1.46 MB	-rwxr-xr-x
git-merge-resolve	944 B	-rwxr-xr-x
git-merge-subtree	1.46 MB	-rwxr-xr-x
git-merge-tree	1.46 MB	-rwxr-xr-x
git-mergetool	8.18 KB	-rwxr-xr-x
git-mergetool--lib	7.6 KB	-rw-r--r--
git-mktag	1.46 MB	-rwxr-xr-x
git-mktree	1.46 MB	-rwxr-xr-x
git-mv	1.46 MB	-rwxr-xr-x
git-name-rev	1.46 MB	-rwxr-xr-x
git-notes	1.46 MB	-rwxr-xr-x
git-pack-objects	1.46 MB	-rwxr-xr-x
git-pack-redundant	1.46 MB	-rwxr-xr-x
git-pack-refs	1.46 MB	-rwxr-xr-x
git-parse-remote	2.13 KB	-rw-r--r--
git-patch-id	1.46 MB	-rwxr-xr-x
git-peek-remote	1.46 MB	-rwxr-xr-x
git-prune	1.46 MB	-rwxr-xr-x
git-prune-packed	1.46 MB	-rwxr-xr-x
git-pull	7.68 KB	-rwxr-xr-x
git-push	1.46 MB	-rwxr-xr-x
git-quiltimport	3.27 KB	-rwxr-xr-x
git-read-tree	1.46 MB	-rwxr-xr-x
git-rebase	13.26 KB	-rwxr-xr-x
git-rebase--am	1.43 KB	-rw-r--r--
git-rebase--interactive	25.09 KB	-rw-r--r--
git-rebase--merge	3.01 KB	-rw-r--r--
git-receive-pack	1.46 MB	-rwxr-xr-x
git-reflog	1.46 MB	-rwxr-xr-x
git-relink	4.09 KB	-rwxr-xr-x
git-remote	1.46 MB	-rwxr-xr-x
git-remote-ext	1.46 MB	-rwxr-xr-x
git-remote-fd	1.46 MB	-rwxr-xr-x
git-remote-ftp	824.59 KB	-rwxr-xr-x
git-remote-ftps	824.59 KB	-rwxr-xr-x
git-remote-http	824.59 KB	-rwxr-xr-x
git-remote-https	824.59 KB	-rwxr-xr-x
git-remote-testpy	7.26 KB	-rwxr-xr-x
git-repack	4.87 KB	-rwxr-xr-x
git-replace	1.46 MB	-rwxr-xr-x
git-repo-config	1.46 MB	-rwxr-xr-x
git-request-pull	3.57 KB	-rwxr-xr-x
git-rerere	1.46 MB	-rwxr-xr-x
git-reset	1.46 MB	-rwxr-xr-x
git-rev-list	1.46 MB	-rwxr-xr-x
git-rev-parse	1.46 MB	-rwxr-xr-x
git-revert	1.46 MB	-rwxr-xr-x
git-rm	1.46 MB	-rwxr-xr-x
git-send-pack	1.46 MB	-rwxr-xr-x
git-sh-i18n	1.92 KB	-rw-r--r--
git-sh-i18n--envsubst	24.16 KB	-rwxr-xr-x
git-sh-setup	6.32 KB	-rw-r--r--
git-shell	722.04 KB	-rwxr-xr-x
git-shortlog	1.46 MB	-rwxr-xr-x
git-show	1.46 MB	-rwxr-xr-x
git-show-branch	1.46 MB	-rwxr-xr-x
git-show-index	717.8 KB	-rwxr-xr-x
git-show-ref	1.46 MB	-rwxr-xr-x
git-stage	1.46 MB	-rwxr-xr-x
git-stash	12.61 KB	-rwxr-xr-x
git-status	1.46 MB	-rwxr-xr-x
git-stripspace	1.46 MB	-rwxr-xr-x
git-submodule	30.31 KB	-rwxr-xr-x
git-submodule--helper	1.46 MB	-rwxr-xr-x
git-subtree	15.08 KB	-rwxr-xr-x
git-symbolic-ref	1.46 MB	-rwxr-xr-x
git-tag	1.46 MB	-rwxr-xr-x
git-tar-tree	1.46 MB	-rwxr-xr-x
git-unpack-file	1.46 MB	-rwxr-xr-x
git-unpack-objects	1.46 MB	-rwxr-xr-x
git-update-index	1.46 MB	-rwxr-xr-x
git-update-ref	1.46 MB	-rwxr-xr-x
git-update-server-info	1.46 MB	-rwxr-xr-x
git-upload-archive	1.46 MB	-rwxr-xr-x
git-upload-pack	795.48 KB	-rwxr-xr-x
git-var	1.46 MB	-rwxr-xr-x
git-verify-pack	1.46 MB	-rwxr-xr-x
git-verify-tag	1.46 MB	-rwxr-xr-x
git-web--browse	4.12 KB	-rwxr-xr-x
git-whatchanged	1.46 MB	-rwxr-xr-x
git-write-tree	1.46 MB	-rwxr-xr-x

Code Editor : git-filter-branch

#!/bin/sh
#
# Rewrite revision history
# Copyright (c) Petr Baudis, 2006
# Minimal changes to "port" it to core-git (c) Johannes Schindelin, 2007
#
# Lets you rewrite the revision history of the current branch, creating
# a new branch. You can specify a number of filters to modify the commits,
# files and trees.

# The following functions will also be available in the commit filter:

functions=$(cat << \EOF
warn () {
	echo "$*" >&2
}

map()
{
	# if it was not rewritten, take the original
	if test -r "$workdir/../map/$1"
	then
		cat "$workdir/../map/$1"
	else
		echo "$1"
	fi
}

# if you run 'skip_commit "$@"' in a commit filter, it will print
# the (mapped) parents, effectively skipping the commit.

skip_commit()
{
	shift;
	while [ -n "$1" ];
	do
		shift;
		map "$1";
		shift;
	done;
}

# if you run 'git_commit_non_empty_tree "$@"' in a commit filter,
# it will skip commits that leave the tree untouched, commit the other.
git_commit_non_empty_tree()
{
	if test $# = 3 && test "$1" = $(git rev-parse "$3^{tree}"); then
		map "$3"
	else
		git commit-tree "$@"
	fi
}
# override die(): this version puts in an extra line break, so that
# the progress is still visible

die()
{
	echo >&2
	echo "$*" >&2
	exit 1
}
EOF
)

eval "$functions"

finish_ident() {
	# Ensure non-empty id name.
	echo "case \"\$GIT_$1_NAME\" in \"\") GIT_$1_NAME=\"\${GIT_$1_EMAIL%%@*}\" && export GIT_$1_NAME;; esac"
	# And make sure everything is exported.
	echo "export GIT_$1_NAME"
	echo "export GIT_$1_EMAIL"
	echo "export GIT_$1_DATE"
}

set_ident () {
	parse_ident_from_commit author AUTHOR committer COMMITTER
	finish_ident AUTHOR
	finish_ident COMMITTER
}

USAGE="[--env-filter <command>] [--tree-filter <command>]
	[--index-filter <command>] [--parent-filter <command>]
	[--msg-filter <command>] [--commit-filter <command>]
	[--tag-name-filter <command>] [--subdirectory-filter <directory>]
	[--original <namespace>] [-d <directory>] [-f | --force]
	[<rev-list options>...]"

OPTIONS_SPEC=
. git-sh-setup

if [ "$(is_bare_repository)" = false ]; then
	require_clean_work_tree 'rewrite branches'
fi

tempdir=.git-rewrite
filter_env=
filter_tree=
filter_index=
filter_parent=
filter_msg=cat
filter_commit=
filter_tag_name=
filter_subdir=
orig_namespace=refs/original/
force=
prune_empty=
remap_to_ancestor=
while :
do
	case "$1" in
	--)
		shift
		break
		;;
	--force|-f)
		shift
		force=t
		continue
		;;
	--remap-to-ancestor)
		# deprecated ($remap_to_ancestor is set now automatically)
		shift
		remap_to_ancestor=t
		continue
		;;
	--prune-empty)
		shift
		prune_empty=t
		continue
		;;
	-*)
		;;
	*)
		break;
	esac

# all switches take one argument
	ARG="$1"
	case "$#" in 1) usage ;; esac
	shift
	OPTARG="$1"
	shift

case "$ARG" in
	-d)
		tempdir="$OPTARG"
		;;
	--env-filter)
		filter_env="$OPTARG"
		;;
	--tree-filter)
		filter_tree="$OPTARG"
		;;
	--index-filter)
		filter_index="$OPTARG"
		;;
	--parent-filter)
		filter_parent="$OPTARG"
		;;
	--msg-filter)
		filter_msg="$OPTARG"
		;;
	--commit-filter)
		filter_commit="$functions; $OPTARG"
		;;
	--tag-name-filter)
		filter_tag_name="$OPTARG"
		;;
	--subdirectory-filter)
		filter_subdir="$OPTARG"
		remap_to_ancestor=t
		;;
	--original)
		orig_namespace=$(expr "$OPTARG/" : '$.*[^/]$/*$')/
		;;
	*)
		usage
		;;
	esac
done

case "$prune_empty,$filter_commit" in
,)
	filter_commit='git commit-tree "$@"';;
t,)
	filter_commit="$functions;"' git_commit_non_empty_tree "$@"';;
,*)
	;;
*)
	die "Cannot set --prune-empty and --commit-filter at the same time"
esac

case "$force" in
t)
	rm -rf "$tempdir"
;;
'')
	test -d "$tempdir" &&
		die "$tempdir already exists, please remove it"
esac
orig_dir=$(pwd)
mkdir -p "$tempdir/t" &&
tempdir="$(cd "$tempdir"; pwd)" &&
cd "$tempdir/t" &&
workdir="$(pwd)" ||
die ""

# Remove tempdir on exit
trap 'cd "$orig_dir"; rm -rf "$tempdir"' 0

ORIG_GIT_DIR="$GIT_DIR"
ORIG_GIT_WORK_TREE="$GIT_WORK_TREE"
ORIG_GIT_INDEX_FILE="$GIT_INDEX_FILE"
GIT_WORK_TREE=.
export GIT_DIR GIT_WORK_TREE

# Make sure refs/original is empty
git for-each-ref > "$tempdir"/backup-refs || exit
while read sha1 type name
do
	case "$force,$name" in
	,$orig_namespace*)
		die "Cannot create a new backup.
A previous backup already exists in $orig_namespace
Force overwriting the backup with -f"
	;;
	t,$orig_namespace*)
		git update-ref -d "$name" $sha1
	;;
	esac
done < "$tempdir"/backup-refs

# The refs should be updated if their heads were rewritten
git rev-parse --no-flags --revs-only --symbolic-full-name \
	--default HEAD "$@" > "$tempdir"/raw-heads || exit
sed -e '/^^/d' "$tempdir"/raw-heads >"$tempdir"/heads

test -s "$tempdir"/heads ||
	die "Which ref do you want to rewrite?"

GIT_INDEX_FILE="$(pwd)/../index"
export GIT_INDEX_FILE

# map old->new commit ids for rewriting parents
mkdir ../map || die "Could not create map/ directory"

# we need "--" only if there are no path arguments in $@
nonrevs=$(git rev-parse --no-revs "$@") || exit
if test -z "$nonrevs"
then
	dashdash=--
else
	dashdash=
	remap_to_ancestor=t
fi

rev_args=$(git rev-parse --revs-only "$@")

case "$filter_subdir" in
"")
	eval set -- "$(git rev-parse --sq --no-revs "$@")"
	;;
*)
	eval set -- "$(git rev-parse --sq --no-revs "$@" $dashdash \
		"$filter_subdir")"
	;;
esac

git rev-list --reverse --topo-order --default HEAD \
	--parents --simplify-merges $rev_args "$@" > ../revs ||
	die "Could not get the commits"
commits=$(wc -l <../revs | tr -d " ")

test $commits -eq 0 && die "Found nothing to rewrite"

# Rewrite the commits

git_filter_branch__commit_count=0
while read commit parents; do
	git_filter_branch__commit_count=$(($git_filter_branch__commit_count+1))
	printf "\rRewrite $commit ($git_filter_branch__commit_count/$commits)"

case "$filter_subdir" in
	"")
		git read-tree -i -m $commit
		;;
	*)
		# The commit may not have the subdirectory at all
		err=$(git read-tree -i -m $commit:"$filter_subdir" 2>&1) || {
			if ! git rev-parse -q --verify $commit:"$filter_subdir"
			then
				rm -f "$GIT_INDEX_FILE"
			else
				echo >&2 "$err"
				false
			fi
		}
	esac || die "Could not initialize the index"

GIT_COMMIT=$commit
	export GIT_COMMIT
	git cat-file commit "$commit" >../commit ||
		die "Cannot read commit $commit"

eval "$(set_ident <../commit)" ||
		die "setting author/committer failed for commit $commit"
	eval "$filter_env" < /dev/null ||
		die "env filter failed: $filter_env"

if [ "$filter_tree" ]; then
		git checkout-index -f -u -a ||
			die "Could not checkout the index"
		# files that $commit removed are now still in the working tree;
		# remove them, else they would be added again
		git clean -d -q -f -x
		eval "$filter_tree" < /dev/null ||
			die "tree filter failed: $filter_tree"

(
			git diff-index -r --name-only --ignore-submodules $commit &&
			git ls-files --others
		) > "$tempdir"/tree-state || exit
		git update-index --add --replace --remove --stdin \
			< "$tempdir"/tree-state || exit
	fi

eval "$filter_index" < /dev/null ||
		die "index filter failed: $filter_index"

parentstr=
	for parent in $parents; do
		for reparent in $(map "$parent"); do
			parentstr="$parentstr -p $reparent"
		done
	done
	if [ "$filter_parent" ]; then
		parentstr="$(echo "$parentstr" | eval "$filter_parent")" ||
				die "parent filter failed: $filter_parent"
	fi

sed -e '1,/^$/d' <../commit | \
		eval "$filter_msg" > ../message ||
			die "msg filter failed: $filter_msg"
	workdir=$workdir /bin/sh -c "$filter_commit" "git commit-tree" \
		$(git write-tree) $parentstr < ../message > ../map/$commit ||
			die "could not write rewritten commit"
done <../revs

# If we are filtering for paths, as in the case of a subdirectory
# filter, it is possible that a specified head is not in the set of
# rewritten commits, because it was pruned by the revision walker.
# Ancestor remapping fixes this by mapping these heads to the unique
# nearest ancestor that survived the pruning.

if test "$remap_to_ancestor" = t
then
	while read ref
	do
		sha1=$(git rev-parse "$ref"^0)
		test -f "$workdir"/../map/$sha1 && continue
		ancestor=$(git rev-list --simplify-merges -1 "$ref" "$@")
		test "$ancestor" && echo $(map $ancestor) >> "$workdir"/../map/$sha1
	done < "$tempdir"/heads
fi

# Finally update the refs

_x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
_x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40"
echo
while read ref
do
	# avoid rewriting a ref twice
	test -f "$orig_namespace$ref" && continue

sha1=$(git rev-parse "$ref"^0)
	rewritten=$(map $sha1)

test $sha1 = "$rewritten" &&
		warn "WARNING: Ref '$ref' is unchanged" &&
		continue

case "$rewritten" in
	'')
		echo "Ref '$ref' was deleted"
		git update-ref -m "filter-branch: delete" -d "$ref" $sha1 ||
			die "Could not delete $ref"
	;;
	$_x40)
		echo "Ref '$ref' was rewritten"
		if ! git update-ref -m "filter-branch: rewrite" \
					"$ref" $rewritten $sha1 2>/dev/null; then
			if test $(git cat-file -t "$ref") = tag; then
				if test -z "$filter_tag_name"; then
					warn "WARNING: You said to rewrite tagged commits, but not the corresponding tag."
					warn "WARNING: Perhaps use '--tag-name-filter cat' to rewrite the tag."
				fi
			else
				die "Could not rewrite $ref"
			fi
		fi
	;;
	*)
		# NEEDSWORK: possibly add -Werror, making this an error
		warn "WARNING: '$ref' was rewritten into multiple commits:"
		warn "$rewritten"
		warn "WARNING: Ref '$ref' points to the first one now."
		rewritten=$(echo "$rewritten" | head -n 1)
		git update-ref -m "filter-branch: rewrite to first" \
				"$ref" $rewritten $sha1 ||
			die "Could not rewrite $ref"
	;;
	esac
	git update-ref -m "filter-branch: backup" "$orig_namespace$ref" $sha1 ||
		 exit
done < "$tempdir"/heads

# TODO: This should possibly go, with the semantics that all positive given
#       refs are updated, and their original heads stored in refs/original/
# Filter tags

if [ "$filter_tag_name" ]; then
	git for-each-ref --format='%(objectname) %(objecttype) %(refname)' refs/tags |
	while read sha1 type ref; do
		ref="${ref#refs/tags/}"
		# XXX: Rewrite tagged trees as well?
		if [ "$type" != "commit" -a "$type" != "tag" ]; then
			continue;
		fi

if [ "$type" = "tag" ]; then
			# Dereference to a commit
			sha1t="$sha1"
			sha1="$(git rev-parse -q "$sha1"^{commit})" || continue
		fi

[ -f "../map/$sha1" ] || continue
		new_sha1="$(cat "../map/$sha1")"
		GIT_COMMIT="$sha1"
		export GIT_COMMIT
		new_ref="$(echo "$ref" | eval "$filter_tag_name")" ||
			die "tag name filter failed: $filter_tag_name"

echo "$ref -> $new_ref ($sha1 -> $new_sha1)"

if [ "$type" = "tag" ]; then
			new_sha1=$( ( printf 'object %s\ntype commit\ntag %s\n' \
						"$new_sha1" "$new_ref"
				git cat-file tag "$ref" |
				sed -n \
				    -e '1,/^$/{
					  /^object /d
					  /^type /d
					  /^tag /d
					}' \
				    -e '/^-----BEGIN PGP SIGNATURE-----/q' \
				    -e 'p' ) |
				git mktag) ||
				die "Could not create new tag object for $ref"
			if git cat-file tag "$ref" | \
			   sane_grep '^-----BEGIN PGP SIGNATURE-----' >/dev/null 2>&1
			then
				warn "gpg signature stripped from tag object $sha1t"
			fi
		fi

git update-ref "refs/tags/$new_ref" "$new_sha1" ||
			die "Could not write tag $new_ref"
	done
fi

cd "$orig_dir"
rm -rf "$tempdir"

trap - 0

unset GIT_DIR GIT_WORK_TREE GIT_INDEX_FILE
test -z "$ORIG_GIT_DIR" || {
	GIT_DIR="$ORIG_GIT_DIR" && export GIT_DIR
}
test -z "$ORIG_GIT_WORK_TREE" || {
	GIT_WORK_TREE="$ORIG_GIT_WORK_TREE" &&
	export GIT_WORK_TREE
}
test -z "$ORIG_GIT_INDEX_FILE" || {
	GIT_INDEX_FILE="$ORIG_GIT_INDEX_FILE" &&
	export GIT_INDEX_FILE
}

if [ "$(is_bare_repository)" = false ]; then
	git read-tree -u -m HEAD || exit
fi

exit 0

${this.title}

Code Editor : git-filter-branch