Ticket #30: pa_front.c.patch

src/common/pa_front.c

@@ -242 +242 @@
             assert( hostApi->info.defaultInputDevice < hostApi->info.deviceCount );
             assert( hostApi->info.defaultOutputDevice < hostApi->info.deviceCount );
 
-            hostApis_[hostApisCount_]->privatePaFrontInfo.baseDeviceIndex = baseDeviceIndex;
+            hostApi->privatePaFrontInfo.baseDeviceIndex = baseDeviceIndex;
 
             if( hostApis_[hostApisCount_]->info.defaultInputDevice != paNoDevice )
                 hostApis_[hostApisCount_]->info.defaultInputDevice += baseDeviceIndex;
@@ -1094 +1094 @@
                               double sampleRate )
 {
     PaError result;
-    PaUtilHostApiRepresentation *hostApi;
+    PaUtilHostApiRepresentation *hostApi=0;
     PaDeviceIndex hostApiInputDevice, hostApiOutputDevice;
     PaStreamParameters hostApiInputParameters, hostApiOutputParameters;
     PaStreamParameters *hostApiInputParametersPtr, *hostApiOutputParametersPtr;
@@ -1209 +1209 @@
                        void *userData )
 {
     PaError result;
-    PaUtilHostApiRepresentation *hostApi;
+    PaUtilHostApiRepresentation *hostApi=0;
     PaDeviceIndex hostApiInputDevice, hostApiOutputDevice;
     PaStreamParameters hostApiInputParameters, hostApiOutputParameters;
     PaStreamParameters *hostApiInputParametersPtr, *hostApiOutputParametersPtr;
@@ -1370 +1370 @@
     if( inputChannelCount > 0 )
     {
         hostApiInputParameters.device = Pa_GetDefaultInputDevice();
+        if(hostApiInputParameters.device == paNoDevice) {
+          return paDeviceUnavailable;
+        }
         hostApiInputParameters.channelCount = inputChannelCount;
         hostApiInputParameters.sampleFormat = sampleFormat;
         /* defaultHighInputLatency is used below instead of
@@ -1390 +1393 @@
     if( outputChannelCount > 0 )
     {
         hostApiOutputParameters.device = Pa_GetDefaultOutputDevice();
+        if(hostApiOutputParameters.device == paNoDevice) {
+          return paDeviceUnavailable;
+        }
         hostApiOutputParameters.channelCount = outputChannelCount;
         hostApiOutputParameters.sampleFormat = sampleFormat;
         /* defaultHighOutputLatency is used below instead of