[0.89.13] make buffer resize optional

git-svn-id: svn+ssh://jackaudio.org/trunk/jack@564 0c269be4-1314-0410-8aa9-9f06e86f4224

configure.in

@@ -15,7 +15,7 @@ dnl                 changes are made
 dnl ---
 JACK_MAJOR_VERSION=0
 JACK_MINOR_VERSION=89
-JACK_MICRO_VERSION=12
+JACK_MICRO_VERSION=13
 
 dnl ---
 dnl HOWTO: updating the jack protocal version
@@ -131,6 +131,14 @@ dnl
 
 CFLAGS=$JACK_CFLAGS
 
+AC_ARG_ENABLE(resize,
+              [  --enable-resize         enable buffer resizing],
+              [ if test "x$enable_resize" != "xno" ; then
+                    AC_DEFINE(DO_BUFFER_RESIZE,,[Enable buffer resizing])
+                fi
+              ]
+)
+
 AC_ARG_ENABLE(debug,
               [  --enable-debug          enable debugging messages in jackd and libjack],
               [ if test "x$enable_debug" != "xno" ; then

libjack/client.c

@@ -1426,12 +1426,17 @@ jack_get_buffer_size (jack_client_t *client)
 int
 jack_set_buffer_size (jack_client_t *client, jack_nframes_t nframes)
 {
+#ifdef DO_BUFFER_RESIZE
 	jack_request_t req;
 
 	req.type = SetBufferSize;
 	req.x.nframes = nframes;
 
 	return jack_client_deliver_request (client, &req);
+#else
+	return ENOSYS;
+
+#endif /* DO_BUFFER_RESIZE */
 }
 
 int