opening slow audio devices on boot

src/AlsaDriver.cpp

@@ -1961,7 +1961,7 @@ namespace pipedal
             for (int retry = 0; retry < 15; ++retry)
             {
                 err = snd_pcm_open(&playbackHandle, alsaDeviceName.c_str(), SND_PCM_STREAM_PLAYBACK, SND_PCM_NONBLOCK);
-                if (err == -EBUSY)
+                if (err < 0) // field report of a device that is present, but won't immediately open.
                 {
                     sleep(1);
                     continue;

src/ConfigMain.cpp

@@ -603,12 +603,19 @@ void SetVarPermissions(
     using namespace std::filesystem;
     try {
         if (fs::exists(path)) {
-            
+            chown(path.c_str(),uid,gid);
             if (fs::is_directory(path)) {
                 fs::permissions(path, directoryPermissions, fs::perm_options::replace);
                 for (const auto& entry : fs::recursive_directory_iterator(path)) {
+                    cout << "    " << entry.path() << endl;
+
+                    if (chown(entry.path().c_str(),uid,gid) != 0)
+                    {
+                        std::cout << "Error: failed to set ownership of file " << entry.path() << std::endl;
+                    }
+
                     try {
-                        if (fs::is_directory(entry))
+                        if (fs::is_directory(entry.path()))
                         {
                             fs::permissions(entry.path(), directoryPermissions, fs::perm_options::replace);
                         } else {
@@ -618,15 +625,11 @@ void SetVarPermissions(
                     {
                         std::cout << "Error: failed to set permissions on file " << entry.path() << std::endl;                        
                     }
-                    if (chown(path.c_str(),uid,gid) != 0)
-                    {
-                        std::cout << "Error: failed to set ownership of file " << entry.path() << std::endl;
-                    }
 
                 }
             } else {
                 fs::permissions(path,filePermissions, fs::perm_options::replace);
-                chown(path.c_str(),uid,gid);
+                
             }
         } else {
             std::cout  << "Error: Path does not exist: " << path << std::endl;

src/JackServerSettings.hpp

@@ -34,7 +34,7 @@ namespace pipedal
         std::string alsaDevice_;
         uint64_t sampleRate_ = 0;
         uint32_t bufferSize_ = 64;
-        uint32_t numberOfBuffers_ = 2;
+        uint32_t numberOfBuffers_ = 3;
 
     public:
         JackServerSettings();

src/main.cpp

@@ -701,7 +701,10 @@ int main(int argc, char *argv[])
                 // wait up to 15 seconds for the midi device to come online.
                 auto devices = model.GetAlsaDevices();
                 bool found = false;
-                if (!HasAlsaDevice(devices, serverSettings.GetAlsaInputDevice()))
+                if (HasAlsaDevice(devices, serverSettings.GetAlsaInputDevice()))
+                {
+                    Lv2Log::info(SS("Found ALSA device " << serverSettings.GetAlsaInputDevice() << "."));
+                } else 
                 {
                     for (int i = 0; i < 5; ++i)
                     {
@@ -727,6 +730,9 @@ int main(int argc, char *argv[])
                         Lv2Log::info(SS("ALSA device " << serverSettings.GetAlsaInputDevice() << " not found."));
                     }
                 }
+            } else {
+                Lv2Log::info("No ALSA device selected.");
+
             }
 
             // pre-cache device info before we let audio services run.