mergetools / meldon commit mergetool--lib: Refactor tools into separate files (bc7a96a)
   1diff_cmd () {
   2        "$merge_tool_path" "$LOCAL" "$REMOTE"
   3}
   4
   5merge_cmd () {
   6        touch "$BACKUP"
   7        "$merge_tool_path" "$LOCAL" "$MERGED" "$REMOTE"
   8        check_unchanged
   9}