1diff_cmd () {2"$merge_tool_path" "$LOCAL" "$REMOTE" | cat3}45merge_cmd () {6if $base_present7then8"$merge_tool_path" \9"$LOCAL" "$MERGED" "$REMOTE" \10"$BASE" | cat11else12"$merge_tool_path" \13"$LOCAL" "$MERGED" "$REMOTE" | cat14fi15}