ust: port tracepoints to userspace and add usage in hello.c

[ust.git] / libmarkers / marker.h

diff --git a/libmarkers/marker.h b/libmarkers/marker.h
index f26bcac033519fad67850a3757da23eb5d03f58e..b7d5815c65423038edc624fc3a9da7c4507a4a01 100644 (file)
--- a/libmarkers/marker.h
+++ b/libmarkers/marker.h
@@ -282,5 +282,17 @@ struct lib {
        struct list_head list;
 };
 
+int marker_register_lib(struct marker *markers_start, int markers_count);
+
+#define MARKER_LIB                                                                     \
+extern struct marker __start___markers[] __attribute__((visibility("hidden")));                \
+extern struct marker __stop___markers[] __attribute__((visibility("hidden")));         \
+                                                                                       \
+static void __attribute__((constructor)) __markers__init(void)                                 \
+{                                                                                      \
+       marker_register_lib(__start___markers, (((long)__stop___markers)-((long)__start___markers))/sizeof(struct marker));\
+}
+
+void marker_set_new_marker_cb(void (*cb)(struct marker *));
 
 #endif