cleanup: function attribute 'hidden'

[lttng-ust.git] / libringbuffer / frontend.h

diff --git a/libringbuffer/frontend.h b/libringbuffer/frontend.h
index c337eecab27316eef3e8bb95fefeb71b81d8395a..ed255c749508a41546546a8135745b561467fb5a 100644 (file)
--- a/libringbuffer/frontend.h
+++ b/libringbuffer/frontend.h
@@ -39,7 +39,6 @@
  * for the private data area.
  */
 
-__attribute__((visibility("hidden")))
 extern
 struct lttng_ust_shm_handle *channel_create(const struct lttng_ust_lib_ring_buffer_config *config,
                                const char *name,
@@ -52,16 +51,17 @@ struct lttng_ust_shm_handle *channel_create(const struct lttng_ust_lib_ring_buff
                                unsigned int switch_timer_interval,
                                unsigned int read_timer_interval,
                                const int *stream_fds, int nr_stream_fds,
-                               int64_t blocking_timeout);
+                               int64_t blocking_timeout)
+       __attribute__((visibility("hidden")));
 
 /*
  * channel_destroy finalizes all channel's buffers, waits for readers to
  * release all references, and destroys the channel.
  */
-__attribute__((visibility("hidden")))
 void channel_destroy(struct lttng_ust_lib_ring_buffer_channel *chan,
                struct lttng_ust_shm_handle *handle,
-               int consumer);
+               int consumer)
+       __attribute__((visibility("hidden")));
 
 
 /* Buffer read operations */
@@ -75,84 +75,85 @@ void channel_destroy(struct lttng_ust_lib_ring_buffer_channel *chan,
 #define for_each_channel_cpu(cpu, chan)                                        \
        for_each_possible_cpu(cpu)
 
-__attribute__((visibility("hidden")))
 extern struct lttng_ust_lib_ring_buffer *channel_get_ring_buffer(
                                const struct lttng_ust_lib_ring_buffer_config *config,
                                struct lttng_ust_lib_ring_buffer_channel *chan, int cpu,
                                struct lttng_ust_shm_handle *handle,
                                int *shm_fd, int *wait_fd,
                                int *wakeup_fd,
-                               uint64_t *memory_map_size);
+                               uint64_t *memory_map_size)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern
 int ring_buffer_channel_close_wait_fd(const struct lttng_ust_lib_ring_buffer_config *config,
                        struct lttng_ust_lib_ring_buffer_channel *chan,
-                       struct lttng_ust_shm_handle *handle);
+                       struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern
 int ring_buffer_channel_close_wakeup_fd(const struct lttng_ust_lib_ring_buffer_config *config,
                        struct lttng_ust_lib_ring_buffer_channel *chan,
-                       struct lttng_ust_shm_handle *handle);
+                       struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern
 int ring_buffer_stream_close_wait_fd(const struct lttng_ust_lib_ring_buffer_config *config,
                struct lttng_ust_lib_ring_buffer_channel *chan,
                struct lttng_ust_shm_handle *handle,
-               int cpu);
+               int cpu)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern
 int ring_buffer_stream_close_wakeup_fd(const struct lttng_ust_lib_ring_buffer_config *config,
                struct lttng_ust_lib_ring_buffer_channel *chan,
                struct lttng_ust_shm_handle *handle,
-               int cpu);
+               int cpu)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern int lib_ring_buffer_open_read(struct lttng_ust_lib_ring_buffer *buf,
-                                    struct lttng_ust_shm_handle *handle);
+                                    struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern void lib_ring_buffer_release_read(struct lttng_ust_lib_ring_buffer *buf,
-                                        struct lttng_ust_shm_handle *handle);
+                                        struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
 /*
  * Initialize signals for ring buffer. Should be called early e.g. by
  * main() in the program to affect all threads.
  */
-__attribute__((visibility("hidden")))
-void lib_ringbuffer_signal_init(void);
+void lib_ringbuffer_signal_init(void)
+       __attribute__((visibility("hidden")));
 
 /*
  * Read sequence: snapshot, many get_subbuf/put_subbuf, move_consumer.
  */
-__attribute__((visibility("hidden")))
 extern int lib_ring_buffer_snapshot(struct lttng_ust_lib_ring_buffer *buf,
                                    unsigned long *consumed,
                                    unsigned long *produced,
-                                   struct lttng_ust_shm_handle *handle);
+                                   struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern int lib_ring_buffer_snapshot_sample_positions(
                                    struct lttng_ust_lib_ring_buffer *buf,
                                    unsigned long *consumed,
                                    unsigned long *produced,
-                                   struct lttng_ust_shm_handle *handle);
+                                   struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern void lib_ring_buffer_move_consumer(struct lttng_ust_lib_ring_buffer *buf,
                                          unsigned long consumed_new,
-                                         struct lttng_ust_shm_handle *handle);
+                                         struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern int lib_ring_buffer_get_subbuf(struct lttng_ust_lib_ring_buffer *buf,
                                      unsigned long consumed,
-                                     struct lttng_ust_shm_handle *handle);
-__attribute__((visibility("hidden")))
+                                     struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
+
 extern void lib_ring_buffer_put_subbuf(struct lttng_ust_lib_ring_buffer *buf,
-                                      struct lttng_ust_shm_handle *handle);
+                                      struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
 /*
  * lib_ring_buffer_get_next_subbuf/lib_ring_buffer_put_next_subbuf are helpers
@@ -185,12 +186,12 @@ void lib_ring_buffer_put_next_subbuf(struct lttng_ust_lib_ring_buffer *buf,
                        handle);
 }
 
-__attribute__((visibility("hidden")))
-extern void channel_reset(struct lttng_ust_lib_ring_buffer_channel *chan);
+extern void channel_reset(struct lttng_ust_lib_ring_buffer_channel *chan)
+       __attribute__((visibility("hidden")));
 
-__attribute__((visibility("hidden")))
 extern void lib_ring_buffer_reset(struct lttng_ust_lib_ring_buffer *buf,
-                                 struct lttng_ust_shm_handle *handle);
+                                 struct lttng_ust_shm_handle *handle)
+       __attribute__((visibility("hidden")));
 
 static inline
 unsigned long lib_ring_buffer_get_offset(const struct lttng_ust_lib_ring_buffer_config *config,