Merge branch 'trkn-log-to-ase'

* Branch commit log:
  ase/trkn.cc: redirect juce::Logger to Ase
  trkn/tracktion_engine/tracktion_engine.h: redirect TRACKTION_LOG to Ase
  ase/trkn.cc: implement trkn_tracktion_log*() functions 

Signed-off-by: Tim Janik <timj@gnu.org>

Author: tim-janik

ase/trkn.cc

@@ -12,6 +12,19 @@ namespace te = tracktion::engine;
 
 namespace Ase {
 
+void // see tracktion_engine.h
+trkn_tracktion_log_msg (const juce::String &msg)
+{
+  diag ("TRACKTION: %s", msg.toStdString());
+}
+
+void // see tracktion_engine.h
+trkn_tracktion_log_error (const juce::String &errmsg)
+{
+  // TRACKTION_LOG_ERROR is mostly used for IO or exec errors
+  warning ("TRACKTION: error: %s", errmsg.toStdString());
+}
+
 struct EngineBehaviour : te::EngineBehaviour {
   bool nodevs = false;
   bool autoInitialiseDeviceManager () override          { return !nodevs; }
@@ -68,6 +81,14 @@ trkn_shutdown ()
   trkn_app->shutdownApp();
 }
 
+struct AseLogger : public juce::Logger {
+  void
+  logMessage (const juce::String &msg) override
+  {
+    diag ("JUCE: %s", msg.toStdString());
+  }
+};
+
 /** Setup @ref tracktion and @ref tracktion::engine.
  * Initializes juce::JUCEApplication, creates tracktion::engine::Engine, tracktion::engine::DeviceManager,
  * scans for Audio and MIDI devices to preapre for playback. Interesting tracktion classes:
@@ -78,6 +99,8 @@ bool
 trkn_init (int argc, char *argv[], bool nodevs)
 {
   assert_return (!trkn_app && main_loop, false);
+  static AseLogger *logger = new AseLogger();
+  juce::Logger::setCurrentLogger (logger);
   // juce requires a JUCEApplicationBase instance
   trkn_app = new TrknApp();
   if (!trkn_app->initialiseApp()) {

trkn/tracktion_engine/tracktion_engine.h

@@ -251,8 +251,14 @@
 #endif
 
 #if TRACKTION_LOG_ENABLED
- #define TRACKTION_LOG(a)        juce::Logger::writeToLog(a)
- #define TRACKTION_LOG_ERROR(a)  juce::Logger::writeToLog (juce::String ("*** ERROR: ") + a);
+namespace Ase {
+  void trkn_tracktion_log_msg   (const juce::String&);
+  void trkn_tracktion_log_error (const juce::String&);
+} // Ase
+  #define TRACKTION_LOG(a)        Ase::trkn_tracktion_log_msg (a)
+  #define TRACKTION_LOG_ERROR(a)  Ase::trkn_tracktion_log_error (a)
+// #define TRACKTION_LOG(a)        juce::Logger::writeToLog(a)
+// #define TRACKTION_LOG_ERROR(a)  juce::Logger::writeToLog (juce::String ("*** ERROR: ") + a);
 #else
  #define TRACKTION_LOG(a)        {}
  #define TRACKTION_LOG_ERROR(a)  {}