1 files changed, 46 insertions, 0 deletions
diff --git a/src/mongo/db/common.cpp b/src/mongo/db/common.cpp
new file mode 100644
index 00000000000..970b8386fde
--- /dev/null
+++ b/src/mongo/db/common.cpp
@@ -0,0 +1,46 @@
+/** @file common.cpp 
+    Common code for server binaries (mongos, mongod, test).  
+    Nothing used by driver should be here. 
+ */
+
+/*
+ *    Copyright (C) 2010 10gen Inc.
+ *
+ *    This program is free software: you can redistribute it and/or  modify
+ *    it under the terms of the GNU Affero General Public License, version 3,
+ *    as published by the Free Software Foundation.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "jsobjmanipulator.h"
+
+/**
+ * this just has globals
+ */
+namespace mongo {
+
+    NOINLINE_DECL OpTime OpTime::skewed() {
+        bool toLog = false;
+        ONCE toLog = true;
+        RARELY toLog = true;
+        last.i++;
+        if ( last.i & 0x80000000 )
+            toLog = true;
+        if ( toLog ) {
+            log() << "clock skew detected  prev: " << last.secs << " now: " << (unsigned) time(0) << endl;
+        }
+        if ( last.i & 0x80000000 ) {
+            log() << "error large clock skew detected, shutting down" << endl;
+            throw ClockSkewException();
+        }
+        return last;
+    }
+
+}