Add C++ support to API header files

[lttng-tools.git] / include / lttng / lttng.h

diff --git a/include/lttng/lttng.h b/include/lttng/lttng.h
index b1c828924b560fd4375e7e8f828c9454b20e56fa..a9aee7233e7307735982c951b937ed5c2012d38e 100644 (file)
--- a/include/lttng/lttng.h
+++ b/include/lttng/lttng.h
@@ -19,13 +19,20 @@
  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef _LTTNG_H
-#define _LTTNG_H
+#ifndef LTTNG_H
+#define LTTNG_H
 
 #include <limits.h>
 #include <stdint.h>
 #include <sys/types.h>
 
+/* Error codes that can be returned by API calls */
+#include <lttng/lttng-error.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
  * Event symbol length. Copied from LTTng kernel ABI.
  */
@@ -118,6 +125,7 @@ enum lttng_event_context_type {
        LTTNG_EVENT_CONTEXT_PPID              = 8,
        LTTNG_EVENT_CONTEXT_VPPID             = 9,
        LTTNG_EVENT_CONTEXT_PTHREAD_ID        = 10,
+       LTTNG_EVENT_CONTEXT_HOSTNAME          = 11,
 };
 
 enum lttng_calibrate_type {
@@ -572,4 +580,8 @@ extern int lttng_disable_consumer(struct lttng_handle *handle);
  */
 extern int lttng_health_check(enum lttng_health_component c);
 
-#endif /* _LTTNG_H */
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LTTNG_H */