X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/d85d9095011744fcf09bdfe6bf6da1576a5f6201..3c499fe72ea3c8527663a4fb7df9f6d627fc42b7:/lib/configuration.h

diff --git a/lib/configuration.h b/lib/configuration.h
index 78c31ef..a06524c 100644
--- a/lib/configuration.h
+++ b/lib/configuration.h
@@ -189,6 +189,16 @@ struct config {
 #define BACKEND_COREAUDIO 3		/**< Use Core Audio (Mac only) */
 #define BACKEND_OSS 4		        /**< Use OSS */
 
+#if HAVE_ALSA_ASOUNDLIB_H
+# define DEFAULT_BACKEND BACKEND_ALSA
+#elif HAVE_SYS_SOUNDCARD_H || EMPEG_HOST
+# define DEFAULT_BACKEND BACKEND_OSS
+#elif HAVE_COREAUDIO_AUDIOHARDWARE_H
+# define DEFAULT_BACKEND BACKEND_COREAUDIO
+#else
+# error Cannot choose a default backend
+#endif
+
   /** @brief Home directory for state files */
   const char *home;