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-rw-r--r--libs/pbd/pbd/ringbuffer.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/libs/pbd/pbd/ringbuffer.h b/libs/pbd/pbd/ringbuffer.h
index e3cec6adf1..f811048a1d 100644
--- a/libs/pbd/pbd/ringbuffer.h
+++ b/libs/pbd/pbd/ringbuffer.h
@@ -79,7 +79,7 @@ class /*LIBPBD_API*/ RingBuffer
g_atomic_int_set (&write_idx, (g_atomic_int_get(&write_idx) + cnt) & size_mask);
}
- guint write_space () {
+ guint write_space () const {
guint w, r;
w = g_atomic_int_get (&write_idx);
@@ -94,7 +94,7 @@ class /*LIBPBD_API*/ RingBuffer
}
}
- guint read_space () {
+ guint read_space () const {
guint w, r;
w = g_atomic_int_get (&write_idx);