diff options
Diffstat (limited to 'contrib/subtree/git-subtree.sh')
| -rwxr-xr-x | contrib/subtree/git-subtree.sh | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/contrib/subtree/git-subtree.sh b/contrib/subtree/git-subtree.sh index 9f06571851..7a39b30ad0 100755 --- a/contrib/subtree/git-subtree.sh +++ b/contrib/subtree/git-subtree.sh @@ -90,7 +90,7 @@ while [ $# -gt 0 ]; do --annotate) annotate="$1"; shift ;; --no-annotate) annotate= ;; -b) branch="$1"; shift ;; - -P) prefix="$1"; shift ;; + -P) prefix="${1%/}"; shift ;; -m) message="$1"; shift ;; --no-prefix) prefix= ;; --onto) onto="$1"; shift ;; @@ -245,7 +245,10 @@ find_latest_squash() case "$a" in START) sq="$b" ;; git-subtree-mainline:) main="$b" ;; - git-subtree-split:) sub="$b" ;; + git-subtree-split:) + sub="$(git rev-parse "$b^0")" || + die "could not rev-parse split hash $b from commit $sq" + ;; END) if [ -n "$sub" ]; then if [ -n "$main" ]; then @@ -278,7 +281,10 @@ find_existing_splits() case "$a" in START) sq="$b" ;; git-subtree-mainline:) main="$b" ;; - git-subtree-split:) sub="$b" ;; + git-subtree-split:) + sub="$(git rev-parse "$b^0")" || + die "could not rev-parse split hash $b from commit $sq" + ;; END) debug " Main is: '$main'" if [ -z "$main" -a -n "$sub" ]; then @@ -479,8 +485,16 @@ copy_or_skip() p="$p -p $parent" fi done - - if [ -n "$identical" ]; then + + copycommit= + if [ -n "$identical" ] && [ -n "$nonidentical" ]; then + extras=$(git rev-list --count $identical..$nonidentical) + if [ "$extras" -ne 0 ]; then + # we need to preserve history along the other branch + copycommit=1 + fi + fi + if [ -n "$identical" ] && [ -z "$copycommit" ]; then echo $identical else copy_commit $rev $tree "$p" || exit $? @@ -648,7 +662,7 @@ cmd_split() debug "Merging split branch into HEAD..." latest_old=$(cache_get latest_old) git merge -s ours \ - -m "$(rejoin_msg $dir $latest_old $latest_new)" \ + -m "$(rejoin_msg "$dir" $latest_old $latest_new)" \ $latest_new >&2 || exit $? fi if [ -n "$branch" ]; then @@ -735,7 +749,7 @@ cmd_push() refspec=$2 echo "git push using: " $repository $refspec localrev=$(git subtree split --prefix="$prefix") || die - git push $repository $localrev:refs/heads/$refspec + git push "$repository" $localrev:refs/heads/$refspec else die "'$dir' must already exist. Try 'git subtree add'." fi |