switch_to="$1"
if git show-ref --verify --quiet -- "refs/heads/$1" &&
- branch=$(git rev-parse -q --verify "refs/heads/$1")
+ orig_head=$(git rev-parse -q --verify "refs/heads/$1")
then
head_name="refs/heads/$1"
- elif branch=$(git rev-parse -q --verify "$1")
+ elif orig_head=$(git rev-parse -q --verify "$1")
then
head_name="detached HEAD"
else
head_name="detached HEAD"
branch_name=HEAD ;# detached
fi
- branch=$(git rev-parse --verify "${branch_name}^0") || exit
+ orig_head=$(git rev-parse --verify "${branch_name}^0") || exit
;;
esac
-orig_head=$branch
require_clean_work_tree "rebase" "Please commit or stash them."
-# Now we are rebasing commits $upstream..$branch (or with --root,
-# everything leading up to $branch) on top of $onto
+# Now we are rebasing commits $upstream..$orig_head (or with --root,
+# everything leading up to $orig_head) on top of $onto
# Check if we are already based on $onto with linear history,
# but this should be done only when upstream and onto are the same
# and if this is not an interactive rebase.
-mb=$(git merge-base "$onto" "$branch")
+mb=$(git merge-base "$onto" "$orig_head")
if test "$type" != interactive && test "$upstream" = "$onto" &&
test "$mb" = "$onto" &&
# linear history?
- ! (git rev-list --parents "$onto".."$branch" | sane_grep " .* ") > /dev/null
+ ! (git rev-list --parents "$onto".."$orig_head" | sane_grep " .* ") > /dev/null
then
if test -z "$force_rebase"
then
# Detach HEAD and reset the tree
say "First, rewinding head to replay your work on top of it..."
git checkout -q "$onto^0" || die "could not detach HEAD"
-git update-ref ORIG_HEAD $branch
+git update-ref ORIG_HEAD $orig_head
# If the $onto is a proper descendant of the tip of the branch, then
# we just fast-forwarded.
-if test "$mb" = "$branch"
+if test "$mb" = "$orig_head"
then
say "Fast-forwarded $branch_name to $onto_name."
move_to_original_branch