Consumer daemon data available command support
[lttng-tools.git] / src / common / ust-consumer / ust-consumer.h
index 6b507ed99f9a9fa1f2640f0d7a06f25315fd46ee..a8a167239f49759c34e2b065ab479ba3a00ad5c3 100644 (file)
@@ -61,6 +61,7 @@ void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream);
 extern int lttng_ustctl_get_mmap_read_offset(
                struct lttng_ust_shm_handle *handle,
                struct lttng_ust_lib_ring_buffer *buf, unsigned long *off);
 extern int lttng_ustctl_get_mmap_read_offset(
                struct lttng_ust_shm_handle *handle,
                struct lttng_ust_lib_ring_buffer *buf, unsigned long *off);
+int lttng_ustconsumer_data_available(struct lttng_consumer_stream *stream);
 
 #else /* HAVE_LIBLTTNG_UST_CTL */
 
 
 #else /* HAVE_LIBLTTNG_UST_CTL */
 
@@ -151,6 +152,11 @@ int lttng_ustctl_get_mmap_read_offset(struct lttng_ust_shm_handle *handle,
 {
        return -ENOSYS;
 }
 {
        return -ENOSYS;
 }
+static inline
+int lttng_ustconsumer_data_available(struct lttng_consumer_stream *stream)
+{
+       return -ENOSYS;
+}
 #endif /* HAVE_LIBLTTNG_UST_CTL */
 
 #endif /* _LTTNG_USTCONSUMER_H */
 #endif /* HAVE_LIBLTTNG_UST_CTL */
 
 #endif /* _LTTNG_USTCONSUMER_H */
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