Use JACK_DEFAULT_SERVER_NAME constant.

common/JackShmMem.h

@@ -152,7 +152,7 @@ class JackShmReadWritePtr
 
         jack_shm_info_t fInfo;
 
-        void Init(int index, const char* server_name = "default")
+        void Init(int index, const char* server_name = JACK_DEFAULT_SERVER_NAME)
         {
             if (fInfo.index < 0 && index >= 0) {
                 jack_log("JackShmReadWritePtr::Init %ld %ld", index, fInfo.index);
@@ -234,7 +234,7 @@ class JackShmReadWritePtr1
 
         jack_shm_info_t fInfo;
 
-        void Init(int index, const char* server_name = "default")
+        void Init(int index, const char* server_name = JACK_DEFAULT_SERVER_NAME)
         {
             if (fInfo.index < 0 && index >= 0) {
                 jack_log("JackShmReadWritePtr1::Init %ld %ld", index, fInfo.index);
@@ -322,7 +322,7 @@ class JackShmReadPtr
 
         jack_shm_info_t fInfo;
 
-        void Init(int index, const char* server_name = "default")
+        void Init(int index, const char* server_name = JACK_DEFAULT_SERVER_NAME)
         {
             if (fInfo.index < 0 && index >= 0) {
                 jack_log("JackShmPtrRead::Init %ld %ld", index, fInfo.index);

common/Jackdmp.cpp

@@ -199,7 +199,7 @@ int main(int argc, char** argv)
 {
     jackctl_server_t * server_ctl;
     const JSList * server_parameters;
-    const char* server_name = "default";
+    const char* server_name = JACK_DEFAULT_SERVER_NAME;
     jackctl_driver_t * master_driver_ctl;
     jackctl_driver_t * loopback_driver_ctl = NULL;
     int replace_registry = 0;