From John Thacker via bug #5644: Can't include expert.h in C++ code

svn path=/trunk/; revision=35742

epan/expert.h

@@ -30,6 +30,9 @@
 #include <epan/proto.h>
 #include "value_string.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
 
 /** only for internal and display use. */
 typedef struct expert_info_s {
@@ -66,4 +69,8 @@ expert_add_info_format(packet_info *pinfo, proto_item *pi, int group,
 	int severity, const char *format, ...)
 	G_GNUC_PRINTF(5, 6);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* __EXPERT_H__ */