New API function burn_set_messenger()

libburn/trunk/cdrskin/cdrskin_timestamp.h

@@ -1 +1 @@
-#define Cdrskin_timestamP "2007.09.15.171844"
+#define Cdrskin_timestamP "2007.09.15.172141"

libburn/trunk/libburn/init.c

@@ -25,6 +25,8 @@
 #include "libdax_msgs.h"
 struct libdax_msgs *libdax_messenger= NULL;
 
+static int libdax_messenger_is_own = 1;
+
 
 int burn_running = 0;
 
@@ -303,3 +305,14 @@ void burn_allow_untested_profiles(int yes)
 	burn_support_untested_profiles = !!yes;
 }
 
+
+/* ts A70915 : API */
+int burn_set_messenger(void *messenger)
+{
+	if (libdax_messenger_is_own)
+		libdax_msgs_destroy(&libdax_messenger, 0);
+	libdax_messenger = (struct libdax_msgs *) messenger;
+	libdax_messenger_is_own = 0;
+	return 1;
+}
+

libburn/trunk/libburn/libburn.h

@@ -1875,6 +1875,17 @@ int burn_msgs_obtain(char *minimum_severity,
                      char severity[]);
 
 
+/* ts A70915 */
+/** Replace the messenger object handle of libburn by a compatible handle
+    obtained from a related library. The own message object gets destroyed,
+    so it is IMPORTANT to shut down libburn BEFORE the library which provides
+    the messenger object. See also: libisofs, API function iso_get_messenger().
+    @param messenger The foreign but compatible message handle.
+    @return 1 : success, <=0 : failure
+*/
+int burn_set_messenger(void *messenger);
+
+
 /* ts A61002 */
 /** The prototype of a handler function suitable for burn_set_abort_handling().
     Such a function has to return -2 if it does not want the process to