allow C++

src/db/dbEvent.h

@@ -32,6 +32,9 @@
 
 #include "shareLib.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 epicsShareFunc int epicsShareAPI db_event_list (
     const char *name, unsigned level);
@@ -73,5 +76,9 @@ epicsShareFunc void epicsShareAPI db_event_disable (dbEventSubscription es);
 #define DB_EVENT_OK 0
 #define DB_EVENT_ERROR (-1)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /*INCLdbEventh*/
 

src/db/dbLock.h

@@ -20,6 +20,10 @@ of this distribution.
 
 #include "shareLib.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 epicsShareFunc void epicsShareAPI dbScanLock(struct dbCommon *precord);
 epicsShareFunc void epicsShareAPI dbScanUnlock(struct dbCommon *precord);
 epicsShareFunc unsigned long epicsShareAPI dbLockGetLockId(
@@ -39,4 +43,8 @@ epicsShareFunc long epicsShareAPI dblsr(char *recordname,int level);
 /* If recordname NULL then all records*/
 /* level = (0,1,2) (lock set state, + recordname, +DB links) */
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /*INCdbLockh*/

src/db/dbNotify.h

@@ -22,6 +22,7 @@ of this distribution.
 	//
 	struct dbCommon;
 	struct putNotify;
+    extern "C" {
 #endif
 
 typedef struct pnRestartNode {
@@ -72,4 +73,8 @@ epicsShareFunc long epicsShareAPI dbPutNotifyInitiate (
 
 epicsShareFunc void epicsShareAPI dbPutNotifyDestroy (dbPutNotifyID idIn);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /*INCdbNotifyh*/