- # We reset the index to the first branch, making
- # git-diff-file useful
- git-update-index --add --cacheinfo "$6" "$2" "$4"
- git-checkout-index -u -f -- "$4" &&
- merge "$4" "$orig" "$src2"
+ # If we do not have enough common material, it is not
+ # worth trying two-file merge using common subsections.
+ expr "$sz0" \< "$sz1" \* 2 >/dev/null || : >$orig
+ ;;
+ *)
+ echo "Auto-merging $4."
+ orig=`git-unpack-file $1`
+ ;;
+ esac
+
+ merge "$4" "$orig" "$src2"