Tracepoint API namespacing 'LTTNG_UST_SDT'

The ABI bump gives us the opportunity to namespace all public symbols
under the 'lttng_ust_' prefix. Namespace all API symbols and macros
under 'lttng_ust_' / 'LTTNG_UST_' and add compat macros to keep
compatibility with the previous API.

Change-Id: Ie7e9c62200b6874141e2fdc3c656a9eb95029273
Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

diff --git a/include/lttng/tracepoint.h b/include/lttng/tracepoint.h
index 48781e8ebcf01de30106fa3f78fc52e88f65cf09..199c8d43c1ddfb004958f61042f2a2a562c1b0b7 100644 (file)
--- a/include/lttng/tracepoint.h
+++ b/include/lttng/tracepoint.h
@@ -31,16 +31,16 @@
  */
 #include <sys/sdt.h>
 
-#define _LTTNG_UST_SDT_NARG(...) \
-       __LTTNG_UST_SDT_NARG(__VA_ARGS__, 12,11,10,9,8,7,6,5,4,3,2,1,0)
+#define LTTNG_UST__SDT_NARG(...) \
+       LTTNG_UST___SDT_NARG(__VA_ARGS__, 12,11,10,9,8,7,6,5,4,3,2,1,0)
 
-#define __LTTNG_UST_SDT_NARG(_0,_1,_2,_3,_4,_5,_6,_7,_8,_9,_10,_11,_12, N, ...) N
+#define LTTNG_UST___SDT_NARG(_0,_1,_2,_3,_4,_5,_6,_7,_8,_9,_10,_11,_12, N, ...) N
 
-#define _LTTNG_UST_SDT_PROBE_N(provider, name, N, ...) \
+#define LTTNG_UST__SDT_PROBE_N(provider, name, N, ...) \
        _SDT_PROBE(provider, name, N, (__VA_ARGS__))
 
 #define LTTNG_UST_STAP_PROBEV(provider, name, ...) \
-       _LTTNG_UST_SDT_PROBE_N(provider, name, _LTTNG_UST_SDT_NARG(0, ##__VA_ARGS__), ##__VA_ARGS__)
+       LTTNG_UST__SDT_PROBE_N(provider, name, LTTNG_UST__SDT_NARG(0, ##__VA_ARGS__), ##__VA_ARGS__)
 
 #else
 #define LTTNG_UST_STAP_PROBEV(...)