All protobuf files explicitly state systax version "proto2"

mediachanger/AcsDismountTape.proto

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
-
+syntax = "proto2";
 package cta.mediachanger;
 
 message AcsDismountTape {

mediachanger/AcsForceDismountTape.proto

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
-
+syntax = "proto2";
 package cta.mediachanger;
 
 message AcsForceDismountTape {

mediachanger/AcsMountTapeReadOnly.proto

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
-
+syntax = "proto2";
 package cta.mediachanger;
 
 message AcsMountTapeReadOnly {

mediachanger/AcsMountTapeReadWrite.proto

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
-
+syntax = "proto2";
 package cta.mediachanger;
 
 message AcsMountTapeReadWrite {

mediachanger/MediaChangerExceptionMsg.proto

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
-
+syntax = "proto2";
 package cta.mediachanger;
 
 message MediaChangerExceptionMsg {

mediachanger/MediaChangerHeader.proto

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
-
+syntax = "proto2";
 package cta.mediachanger;
 
 message MediaChangerHeader {

mediachanger/MediaChangerReturnValue.proto

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
-
+syntax = "proto2";
 package cta.mediachanger;
 
 message MediaChangerReturnValue {

objectstore/cta.proto

@@ -13,7 +13,7 @@
 //
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
+syntax = "proto2";
 package cta.objectstore.serializers;
 
 // The types of the objects. It will be used to allow introspection
@@ -390,4 +390,4 @@ message RetrieveQueue {
   repeated ValueCountPair maxdrivesallowedmap = 10133;
   required uint64 retrievejobstotalsize = 10140;
   required uint64 oldestjobcreationtime = 10150;
-}
\ No newline at end of file
+}

tapeserver/castor/messages/AddLogParams.proto

@@ -15,7 +15,7 @@
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message LogParam {

tapeserver/castor/messages/ArchiveJobFromCTA.proto

@@ -15,6 +15,7 @@
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 //
 // @author Castor Dev team, castor-dev@cern.ch
+syntax = "proto2";
 package castor.messages;
 
 message ArchiveJobFromCTA {

tapeserver/castor/messages/DeleteLogParams.proto

@@ -15,7 +15,7 @@
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message DeleteLogParams {

tapeserver/castor/messages/Exception.proto

@@ -15,7 +15,7 @@
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message Exception {

tapeserver/castor/messages/ForkCleaner.proto

@@ -17,7 +17,7 @@
 //
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message ForkCleaner {

tapeserver/castor/messages/ForkDataTransfer.proto

@@ -17,7 +17,7 @@
 //
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message ForkDataTransfer {

tapeserver/castor/messages/ForkLabel.proto

@@ -17,7 +17,7 @@
 //
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message ForkLabel {

tapeserver/castor/messages/ForkSucceeded.proto

@@ -17,7 +17,7 @@
 //
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message ForkSucceeded {

tapeserver/castor/messages/Header.proto

@@ -15,7 +15,7 @@
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message Header {

tapeserver/castor/messages/Heartbeat.proto

@@ -15,6 +15,7 @@
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 //
 // @author Castor Dev team, castor-dev@cern.ch
+syntax = "proto2";
 package castor.messages;
 
 message Heartbeat {

tapeserver/castor/messages/LabelError.proto

@@ -15,7 +15,7 @@
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 //
 // @author Castor Dev team, castor-dev@cern.ch
-
+syntax = "proto2";
 package castor.messages;
 
 message LabelError {

tapeserver/castor/messages/NbFilesOnTape.proto

@@ -15,6 +15,7 @@
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 //
 // @author Castor Dev team, castor-dev@cern.ch
+syntax = "proto2";
 package castor.messages;
 
 message NbFilesOnTape {