use abort() to exit after a "die" call and fix the logic of opening the alsa device -- success was causing it to die, duh.

audio_alsa.c

@@ -299,12 +299,13 @@ int actual_open_alsa_device(void) {
   // SND_PCM_NONBLOCK);
   ret = snd_pcm_open(&alsa_handle, alsa_out_dev, SND_PCM_STREAM_PLAYBACK, 0);
   if (ret < 0) {
-    if (ret == -ENOENT)
-      die("alsa: can't find output device \"%s\".", alsa_out_dev);
+    if (ret == -ENOENT) {
+      die("the alsa output_device \"%s\" can not be found.", alsa_out_dev);
     } else {
       char errorstring[1024];
       strerror_r(-ret, (char *)errorstring, sizeof(errorstring));
       die("alsa: error %d (\"%s\") opening alsa device \"%s\".", ret, (char *)errorstring, alsa_out_dev);
+    }
   }
 
   snd_pcm_hw_params_alloca(&alsa_params);

common.c

@@ -176,7 +176,7 @@ void die(const char *format, ...) {
   else
     sps_log(LOG_ERR, "fatal error: %s", s);  
   pthread_setcancelstate(oldState, NULL);
-  exit(1);
+  abort();
 }
 
 void warn(const char *format, ...) {