make i18n build work ; add mackie dir back to build ; token work on amp for MIDI; don't try to subgroup route groups with MIDI (for now)

git-svn-id: svn://localhost/ardour2/branches/3.0@5412 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 11 insertions, 0 deletions

diff --git a/libs/ardour/route_group.cc b/libs/ardour/route_group.cc
index f88df5c86a..26612226a7 100644
--- a/libs/ardour/route_group.cc
+++ b/libs/ardour/route_group.cc
@@ -34,6 +34,8 @@
 #include "ardour/configuration.h"
 #include "ardour/session.h"
 
+#include "i18n.h"
+
 using namespace ARDOUR;
 using namespace sigc;
 using namespace std;
@@ -224,6 +226,15 @@ RouteGroup::make_subgroup ()
 	RouteList rl;
 	uint32_t nin = 0;
 
+	/* since we don't do MIDI Busses yet, check quickly ... */
+
+	for (list<Route*>::iterator i = routes.begin(); i != routes.end(); ++i) {
+		if ((*i)->output()->n_ports().n_midi() != 0) {
+			PBD::info << _("You cannot subgroup MIDI tracks at this time") << endmsg;
+			return;
+		}
+	}
+
 	for (list<Route*>::iterator i = routes.begin(); i != routes.end(); ++i) {
 		nin = max (nin, (*i)->output()->n_ports().n_audio());
 	}