X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fdmm%2Fbm52x.c;fp=src%2Fdmm%2Fbm52x.c;h=b91cb4e4d5a52e7fa523361398a8d7de50330235;hb=f93bf8ba02995081312c448df7aeaf25b1118033;hp=69c017194aa0ebc31983bb9f3d29092f1b663039;hpb=6065d660e04b05e94bc31adc6fe0333ecadb040f;p=libsigrok.git

diff --git a/src/dmm/bm52x.c b/src/dmm/bm52x.c
index 69c01719..b91cb4e4 100644
--- a/src/dmm/bm52x.c
+++ b/src/dmm/bm52x.c
@@ -649,6 +649,7 @@ static uint16_t bm52x_rec_checksum(const uint8_t *b, size_t l)
  * Retrieve the first/next chunk of recording information.
  * Support for live readings is theoretical, and unused/untested.
  */
+#ifdef HAVE_SERIAL_COMM
 static int bm52x_rec_next_rsp(struct sr_serial_dev_inst *serial,
 	enum bm52x_reqtype req, struct brymen_bm52x_state *state)
 {
@@ -726,6 +727,17 @@ static int bm52x_rec_next_rsp(struct sr_serial_dev_inst *serial,
 
 	return SR_OK;
 }
+#else /* have serial comm */
+static int bm52x_rec_next_rsp(struct sr_serial_dev_inst *serial,
+	enum bm52x_reqtype req, struct brymen_bm52x_state *state)
+{
+	(void)serial;
+	(void)req;
+	(void)state;
+	(void)bm52x_rec_checksum;
+	return SR_ERR_NA;
+}
+#endif /* have serial comm */
 
 /** Make sure a minimum amount of response data is available. */
 static const uint8_t *bm52x_rec_ensure(struct sr_serial_dev_inst *serial,