X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~cjwatson/git?p=bin.git;a=blobdiff_plain;f=baz-update-config;h=71588857cf05a071aa174c184359ebe5e9f722b2;hp=e992cf93f5a38b7d5f58a7006a8b4c85a53b355d;hb=cdb79bca0737bc6c9e39cad2076d392387bc0ff0;hpb=66785e5dcef209c1b0890c169a11dc0a9e241728

diff --git a/baz-update-config b/baz-update-config
index e992cf9..7158885 100755
--- a/baz-update-config
+++ b/baz-update-config
@@ -12,20 +12,62 @@ NEWLINE='
 
 IFS_SAVE="$IFS"
 IFS="$NEWLINE"
-for line in $(baz cat-config "$1"); do
+for line in $(baz cat-config "$1" 2>/dev/null || cat "$1"); do
 	IFS="$IFS_SAVE"
 	set -- $line
 	DIR="$1"
 	VERSION="$2"
 
-	if [ -d "$DIR" ]; then
-		OLDVERSION="$(baz tree-version -d "$DIR")"
-		if [ "$VERSION" != "$OLDVERSION" ]; then
-			baz switch -d "$DIR" "$VERSION"
-		else
-			baz update -d "$DIR" "$VERSION"
-		fi
-	else
-		baz get "$VERSION" "$DIR"
-	fi
+	echo "Updating $DIR ($VERSION) ..."
+
+	case $VERSION in
+		bzr+ssh://*|http://*|sftp://*)
+			if [ -d "$DIR" ]; then
+				if [ ! -d "$DIR/.bzr" ]; then
+					echo "$DIR is not a bzr checkout; cannot update" >&2
+					continue
+				elif [ -f "$DIR/.bzr/branch/bound" ]; then
+					bzr update "$DIR"
+				else
+					(cd "$DIR" && bzr pull "$VERSION")
+				fi
+			else
+				case $VERSION in
+					bzr+ssh://*|sftp://*)
+						bzr checkout "$VERSION" "$DIR"
+						;;
+					*)
+						bzr get "$VERSION" "$DIR"
+						;;
+				esac
+			fi
+			;;
+		git://*|git+*://*)
+			if [ -d "$DIR" ]; then
+				if [ ! -d "$DIR/.git" ]; then
+					echo "$DIR is not a git checkout; cannot update" >&2
+					continue
+				fi
+				(cd "$DIR" && git pull "$VERSION")
+			else
+				git clone "$VERSION" "$DIR"
+			fi
+			;;
+		*)
+			if [ -d "$DIR" ]; then
+				if [ ! -d "$DIR/{arch}" ]; then
+					echo "$DIR is not an arch checkout; cannot update" >&2
+					continue
+				fi
+				OLDVERSION="$(baz tree-version -d "$DIR")"
+				if [ "$VERSION" != "$OLDVERSION" ]; then
+					baz switch -d "$DIR" "$VERSION"
+				else
+					baz update -d "$DIR" "$VERSION"
+				fi
+			else
+				baz get "$VERSION" "$DIR"
+			fi
+			;;
+	esac
 done