Fix C++ wrapper generation when the VCard support of Liblinphone is disabled.

coreapi/vcard_stubs.c

@@ -18,6 +18,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
 
 #include "linphone/core.h"
+#include "linphone/wrapper_utils.h"
 #include "vcard_private.h"
 
 struct _LinphoneVcardContext {
@@ -179,3 +180,11 @@ bool_t linphone_core_vcard_supported(void) {
 
 void linphone_vcard_clean_cache(LinphoneVcard *vCard) {
 }
+
+void *linphone_vcard_get_belcard(LinphoneVcard *vCard) {
+	return NULL;
+}
+
+LinphoneVcard *linphone_vcard_clone(const LinphoneVcard *vCard) {
+	return NULL;
+}

wrappers/cpp/class_header.mustache

@@ -29,13 +29,16 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 {{/includes}}
 #include "object.hh"
 
-{{#_class}}{{#isVcard}}
-#include <belcard/belcard.hpp>
-{{/isVcard}}{{/_class}}
 {{#_class}}{{#isfactory}}
 #include "config.hh"
 {{/isfactory}}{{/_class}}
 
+{{#_class}}{{#isVcard}}
+namespace belcard {
+class BelCard;
+}
+{{/isVcard}}{{/_class}}
+
 
 {{#_class}}
 {{#isNotListener}}