[client] audio: allow building without any audio support

client/src/audio.c

@@ -18,6 +18,8 @@
  * Temple Place, Suite 330, Boston, MA 02111-1307 USA
  */
 
+#if ENABLE_AUDIO
+
 #include "audio.h"
 #include "main.h"
 #include "common/array.h"
@@ -691,3 +693,5 @@ void audio_tick(unsigned long long tickCount)
 
   app_invalidateGraphs();
 }
+
+#endif

client/src/audio.h

@@ -18,6 +18,8 @@
  * Temple Place, Suite 330, Boston, MA 02111-1307 USA
  */
 
+#if ENABLE_AUDIO
+
 #include <stdbool.h>
 #include <purespice.h>
 
@@ -39,3 +41,11 @@ void audio_recordVolume(int channels, const uint16_t volume[]);
 void audio_recordMute(bool mute);
 
 void audio_tick(unsigned long long tickCount);
+
+#else
+
+static inline void audio_init(void) {}
+static inline void audio_free(void) {}
+static inline void audio_tick(unsigned long long tickCount) {}
+
+#endif

client/src/main.c

@@ -870,6 +870,7 @@ int spiceThread(void * arg)
       .release = cb_spiceRelease,
       .request = cb_spiceRequest
     },
+#if ENABLE_AUDIO
     .playback =
     {
       .enable = audio_supportsPlayback(),
@@ -887,6 +888,7 @@ int spiceThread(void * arg)
       .mute   = audio_recordMute,
       .stop   = audio_recordStop
     }
+#endif
   };
 
   if (!purespice_connect(&config))