Add alarmchecker

alarmchecker

@@ -0,0 +1,26 @@
+
+/* implementation of alarm module. */
+void AlarmFree(void* pointer)
+{
+    if (pointer != NULL)
+        pfree(pointer);
+}
++/* Alert assignment */
+void* AlarmAlloc(size_t size)
+{
+    return palloc(size);
+}
++/* Implement alarm logs */
+void AlarmLogImplementation(int level, const char* prefix, const char* logtext)
+{
+    switch (level) {
+        case ALM_DEBUG:
+            ereport(DEBUG3, (errmsg("%s%s", prefix, logtext)));
+            break;
+        case ALM_LOG:
+            ereport(LOG, (errmsg("%s%s", prefix, logtext)));
+            break;
+        default:
+            break;
+    }
+}