X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=git-merge-one-file.sh;h=c3eca8b3321df8dbf632fb687003737d8989d6f6;hb=706fe6ae03e2c1452d59892944701c56237b903f;hp=d9ee4581504984e4337a70433f82c411bb5a9c02;hpb=cb93c19365760d939f05d9a3c2ef4499f0d5ce16;p=git.git

diff --git a/git-merge-one-file.sh b/git-merge-one-file.sh
index d9ee4581..c3eca8b3 100755
--- a/git-merge-one-file.sh
+++ b/git-merge-one-file.sh
@@ -25,7 +25,8 @@ case "${1:-.}${2:-.}${3:-.}" in
 		echo "Removing $4"
 	fi
 	if test -f "$4"; then
-		rm -f -- "$4"
+		rm -f -- "$4" &&
+		rmdir -p "$(expr "$4" : '\(.*\)/')" 2>/dev/null
 	fi &&
 		exec git-update-index --remove -- "$4"
 	;;
@@ -64,7 +65,13 @@ case "${1:-.}${2:-.}${3:-.}" in
 		# This extracts OUR file in $orig, and uses git-apply to
 		# remove lines that are unique to ours.
 		orig=`git-unpack-file $2`
+		sz0=`wc -c <"$orig"`
 		diff -u -La/$orig -Lb/$orig $orig $src2 | git-apply --no-add 
+		sz1=`wc -c <"$orig"`
+
+		# 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."