start fleshing out socket code, ping monitor to see if it is alive

[thirdparty/mdadm.git] / msg.h

diff --git a/msg.h b/msg.h
index 84ee9b3a88531a1d36f2f412909d4569d4679700..6f0d9c1656847febf4bf5b6bc26babc4292d09e0 100644 (file)
--- a/msg.h
+++ b/msg.h
@@ -17,6 +17,9 @@
  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
+#ifndef _MSG_H
+#define _MSG_H
+
 struct mdinfo;
 struct md_message {
        int seq;
@@ -57,3 +60,4 @@ extern int connect_monitor(char *devname);
 extern int ping_monitor(char *devname);
 extern int send_remove_device(int fd, dev_t rdev, int seq, int tmo);
 
+#endif