X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=git-submodule.sh;h=4aaaaab0d8450094efb8d2f8e82cc63383b91b48;hb=9d3014566302ad0d3d378b0a1653959b3118066d;hp=2cfeaddbc27fd00e089bcf2ffd76e1271f1f3eb9;hpb=4b7f59af2a5b072a0a3950c956842e4d6223a167;p=git.git

diff --git a/git-submodule.sh b/git-submodule.sh
index 2cfeaddbc..4aaaaab0d 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -39,6 +39,32 @@ get_repo_base() {
 	) 2>/dev/null
 }
 
+# Resolve relative url by appending to parent's url
+resolve_relative_url ()
+{
+	branch="$(git symbolic-ref HEAD 2>/dev/null)"
+	remote="$(git config branch.${branch#refs/heads/}.remote)"
+	remote="${remote:-origin}"
+	remoteurl="$(git config remote.$remote.url)" ||
+		die "remote ($remote) does not have a url in .git/config"
+	url="$1"
+	while test -n "$url"
+	do
+		case "$url" in
+		../*)
+			url="${url#../}"
+			remoteurl="${remoteurl%/*}"
+			;;
+		./*)
+			url="${url#./}"
+			;;
+		*)
+			break;;
+		esac
+	done
+	echo "$remoteurl/$url"
+}
+
 #
 # Map submodule path to submodule name
 #
@@ -103,11 +129,19 @@ module_add()
 		usage
 	fi
 
-	# Turn the source into an absolute path if
-	# it is local
-	if base=$(get_repo_base "$repo"); then
-		repo="$base"
-	fi
+	case "$repo" in
+	./*|../*)
+		# dereference source url relative to parent's url
+		realrepo="$(resolve_relative_url $repo)" ;;
+	*)
+		# Turn the source into an absolute path if
+		# it is local
+		if base=$(get_repo_base "$repo"); then
+			repo="$base"
+		fi
+		realrepo=$repo
+		;;
+	esac
 
 	# Guess path from repo if not specified or strip trailing slashes
 	if test -z "$path"; then
@@ -122,7 +156,7 @@ module_add()
 	git ls-files --error-unmatch "$path" > /dev/null 2>&1 &&
 	die "'$path' already exists in the index"
 
-	module_clone "$path" "$repo" || exit
+	module_clone "$path" "$realrepo" || exit
 	(unset GIT_DIR && cd "$path" && git checkout -q ${branch:+-b "$branch" "origin/$branch"}) ||
 	die "Unable to checkout submodule '$path'"
 	git add "$path" ||
@@ -153,6 +187,13 @@ modules_init()
 		test -z "$url" &&
 		die "No url found for submodule path '$path' in .gitmodules"
 
+		# Possibly a url relative to parent
+		case "$url" in
+		./*|../*)
+			url="$(resolve_relative_url "$url")"
+			;;
+		esac
+
 		git config submodule."$name".url "$url" ||
 		die "Failed to register url for submodule path '$path'"
 
@@ -251,7 +292,7 @@ modules_list()
 	done
 }
 
-while case "$#" in 0) break ;; esac
+while test $# != 0
 do
 	case "$1" in
 	add)
@@ -313,7 +354,7 @@ case "$add,$init,$update,$status,$cached" in
 ,,1,,)
 	modules_update "$@"
 	;;
-,,,1,*)
+,,,*,*)
 	modules_list "$@"
 	;;
 *)