presence_xml: include guard for pres_check.h, declare extern variables in .h

src/modules/presence_xml/add_events.h

@@ -13,15 +13,15 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License 
- * along with this program; if not, write to the Free Software 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  *
  */
 
 /*!
  * \file
- * \brief Kamailio Presence_XML :: Several event packages, presence, presence.winfo, dialog;sla 
+ * \brief Kamailio Presence_XML :: Several event packages, presence, presence.winfo, dialog;sla
  * \ingroup presence_xml
  */
 

src/modules/presence_xml/api.h

@@ -20,6 +20,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  *
  */
+
 #ifndef PXML_API_H
 #define PXML_API_H
 #include "../../core/str.h"

src/modules/presence_xml/pres_check.h

@@ -13,12 +13,16 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License 
- * along with this program; if not, write to the Free Software 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
 
+#ifndef _PRES_CHECK_H_
+#define _PRES_CHECK_H_
+
+
 #include <stdio.h>
 #include "../../core/parser/msg_parser.h"
 #include "../presence/bind_presence.h"
@@ -26,6 +30,7 @@
 
 int presxml_check_basic(struct sip_msg* msg, str presentity_uri, str status);
 int presxml_check_activities(struct sip_msg* msg, str presentity_uri, str activity);
-contains_event_t pres_contains_event;
-pres_get_presentity_t pres_get_presentity;
-pres_free_presentity_t pres_free_presentity;
+extern contains_event_t pres_contains_event;
+extern pres_get_presentity_t pres_get_presentity;
+extern pres_free_presentity_t pres_free_presentity;
+#endif

src/modules/presence_xml/presence_xml.c

@@ -78,6 +78,9 @@ add_event_t pres_add_event;
 update_watchers_t pres_update_watchers;
 pres_get_sphere_t pres_get_sphere;
 
+contains_event_t pres_contains_event;
+pres_get_presentity_t pres_get_presentity;
+pres_free_presentity_t pres_free_presentity;
 
 /* Module parameter variables */
 str xcap_table= str_init("xcap");