#
# Resolve two trees.
#
-head="$1"
-merge="$2"
+head=$(git-rev-parse --revs-only "$1")
+merge=$(git-rev-parse --revs-only "$2")
merge_repo="$3"
: ${GIT_DIR=.git}
: ${GIT_OBJECT_DIRECTORY="${SHA1_FILE_DIRECTORY-"$GIT_DIR/objects"}"}
-rm -f "$GIT_DIR"/MERGE_HEAD "$GIT_DIR"/ORIG_HEAD
-echo $head > "$GIT_DIR"/ORIG_HEAD
-echo $merge > "$GIT_DIR"/MERGE_HEAD
+dropheads() {
+ rm -f -- "$GIT_DIR/MERGE_HEAD" \
+ "$GIT_DIR/LAST_MERGE" || exit 1
+}
#
# The remote name is just used for the message,
# but we do want it.
#
-if [ "$merge_repo" == "" ]; then
+if [ -z "$head" -o -z "$merge" -o -z "$merge_repo" ]; then
echo "git-resolve-script <head> <remote> <merge-repo-name>"
exit 1
fi
+dropheads
+echo $head > "$GIT_DIR"/ORIG_HEAD
+echo $merge > "$GIT_DIR"/LAST_MERGE
+
common=$(git-merge-base $head $merge)
if [ -z "$common" ]; then
echo "Unable to find common commit between" $merge $head
if [ "$common" == "$merge" ]; then
echo "Already up-to-date. Yeeah!"
+ dropheads
exit 0
fi
if [ "$common" == "$head" ]; then
echo "Updating from $head to $merge."
git-read-tree -u -m $head $merge || exit 1
echo $merge > "$GIT_DIR"/HEAD
- git-diff-tree -p ORIG_HEAD HEAD | git-apply --stat
+ git-diff-tree -p $head $merge | git-apply --stat
+ dropheads
exit 0
fi
echo "Trying to merge $merge into $head"
echo "Simple merge failed, trying Automatic merge"
git-merge-cache -o git-merge-one-file-script -a
if [ $? -ne 0 ]; then
+ echo $merge > "$GIT_DIR"/MERGE_HEAD
echo "Automatic merge failed, fix up by hand"
exit 1
fi
result_commit=$(echo "$merge_msg" | git-commit-tree $result_tree -p $head -p $merge)
echo "Committed merge $result_commit"
echo $result_commit > "$GIT_DIR"/HEAD
-git-diff-tree -p ORIG_HEAD HEAD | git-apply --stat
+git-diff-tree -p $head $result_commit | git-apply --stat
+dropheads