Added: Auto-start Jack upon MusE startup. Command-line disable switch -J added.

4 files changed, 12 insertions, 2 deletions

diff --git a/muse2/muse/driver/jack.cpp b/muse2/muse/driver/jack.cpp
index 05d47955..f3e6be20 100644
--- a/muse2/muse/driver/jack.cpp
+++ b/muse2/muse/driver/jack.cpp
@@ -431,8 +431,12 @@ bool initJackAudio()
       //      }
       //if (i == 5)
       //      return true;
+
+      int opts = JackNullOption;
+      if(MusEGlobal::noAutoStartJack)
+        opts |= JackNoStartServer;
       jack_status_t status;
-      jack_client_t* client = jack_client_open("MusE", JackNoStartServer, &status);
+      jack_client_t* client = jack_client_open("MusE", (jack_options_t)opts, &status);
       if (!client) {
             if (status & JackServerStarted)
                   printf("jack server started...\n");
diff --git a/muse2/muse/globals.cpp b/muse2/muse/globals.cpp
index ec9de587..b61cda6d 100644
--- a/muse2/muse/globals.cpp
+++ b/muse2/muse/globals.cpp
@@ -115,6 +115,7 @@ bool loadDSSI = true;
 bool usePythonBridge = false;
 bool useLASH = true;
 bool useAlsaWithJack = false;
+bool noAutoStartJack = false;
 
 const char* midi_file_pattern[] = {
       QT_TRANSLATE_NOOP("file_patterns", "Midi/Kar (*.mid *.MID *.kar *.KAR *.mid.gz *.mid.bz2)"),
diff --git a/muse2/muse/globals.h b/muse2/muse/globals.h
index 915486e1..da8221b9 100644
--- a/muse2/muse/globals.h
+++ b/muse2/muse/globals.h
@@ -85,6 +85,7 @@ extern bool loadDSSI;
 extern bool usePythonBridge;
 extern bool useLASH;
 extern bool useAlsaWithJack;
+extern bool noAutoStartJack;
 
 extern bool realTimeScheduling;
 extern int realTimePriority;
diff --git a/muse2/muse/main.cpp b/muse2/muse/main.cpp
index 204bbcc6..2ee9b60c 100644
--- a/muse2/muse/main.cpp
+++ b/muse2/muse/main.cpp
@@ -228,6 +228,7 @@ static void usage(const char* prog, const char* txt)
       fprintf(stderr, "   -h       This help\n");
       fprintf(stderr, "   -v       Print version\n");
       fprintf(stderr, "   -a       No audio, use dummy audio driver, plus ALSA midi\n");
+      fprintf(stderr, "   -J       Do not try to auto-start the Jack audio server\n");
       fprintf(stderr, "   -A       Force inclusion of ALSA midi even if using Jack\n");
       fprintf(stderr, "   -P  n    Set audio driver real time priority to n\n");
       fprintf(stderr, "                        (Dummy only, default 40. Else fixed by Jack.)\n");
@@ -347,7 +348,7 @@ int main(int argc, char* argv[])
       MuseApplication app(argc, argv);
       MusEGui::Appearance::defaultStyle = app.style()->objectName();   // NOTE: May need alternate method, above.
       
-      QString optstr("aAhvdDumMsP:Y:l:py");
+      QString optstr("aJAhvdDumMsP:Y:l:py");
 #ifdef VST_SUPPORT
       optstr += QString("V");
 #endif
@@ -373,6 +374,9 @@ int main(int argc, char* argv[])
                   case 'a':
                         noAudio = true;
                         break;
+                  case 'J':
+                        MusEGlobal::noAutoStartJack = true;
+                        break;
                   case 'A':
                         MusEGlobal::useAlsaWithJack = true;
                         break;