# just hard-codes it.
#
merge_repo=$1
-
-rm -f .git/MERGE_HEAD
+merge_name=${2:-HEAD}
echo "Getting object database"
-rsync -avz --ignore-existing $merge_repo/objects/. .git/objects/.
-
-echo "Getting remote head"
-rsync -L $merge_repo/HEAD .git/MERGE_HEAD || exit 1
-
-head=$(cat .git/HEAD)
-merge_head=$(cat .git/MERGE_HEAD)
-common=$(merge-base $head $merge_head)
-if [ -z "$common" ]; then
- echo "Unable to find common commit between" $merge_head $head
- exit 1
-fi
+rsync -avz --ignore-existing $merge_repo/objects/. ${SHA1_FILE_DIRECTORY:-.git/objects}/.
-# Get the trees associated with those commits
-common_tree=$(cat-file commit $common | sed 's/tree //;q')
-head_tree=$(cat-file commit $head | sed 's/tree //;q')
-merge_tree=$(cat-file commit $merge_head | sed 's/tree //;q')
+echo "Getting remote $merge_name"
+rsync -L $merge_repo/$merge_name .git/MERGE_HEAD || exit 1
-if [ "$common" == "$merge_head" ]; then
- echo "Already up-to-date. Yeeah!"
- exit 0
-fi
-if [ "$common" == "$head" ]; then
- echo "Updating from $head to $merge_head."
- echo "Destroying all noncommitted data!"
- echo "Kill me within 3 seconds.."
- sleep 3
- read-tree -m $merge_tree && checkout-cache -f -a && update-cache --refresh
- echo $merge_head > .git/HEAD
- exit 0
-fi
-echo "Trying to merge $merge_head into $head"
-read-tree -m $common_tree $head_tree $merge_tree
-result_tree=$(write-tree) || exit 1
-result_commit=$(echo "Merge $merge_repo" | commit-tree $result_tree -p $head -p $merge_head)
-echo "Committed merge $result_commit"
-echo $result_commit > .git/HEAD
-checkout-cache -f -a && update-cache --refresh
+git-resolve-script "$(cat .git/HEAD)" "$(cat .git/MERGE_HEAD)" "$merge_repo"