1 files changed, 67 insertions, 0 deletions
diff --git a/src/mongo/util/processinfo.h b/src/mongo/util/processinfo.h
new file mode 100644
index 00000000000..5272831eb74
--- /dev/null
+++ b/src/mongo/util/processinfo.h
@@ -0,0 +1,67 @@
+// processinfo.h
+
+/*    Copyright 2009 10gen Inc.
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+#pragma once
+
+#include <sys/types.h>
+#include <string>
+
+#ifndef _WIN32
+#include <unistd.h>
+#else
+typedef int pid_t;
+int getpid();
+#endif
+
+namespace mongo {
+
+    class BSONObjBuilder;
+
+    class ProcessInfo {
+    public:
+        ProcessInfo( pid_t pid = getpid() );
+        ~ProcessInfo();
+
+        /**
+         * @return mbytes
+         */
+        int getVirtualMemorySize();
+
+        /**
+         * @return mbytes
+         */
+        int getResidentSize();
+
+        /**
+         * Append platform-specific data to obj
+         */
+        void getExtraInfo(BSONObjBuilder& info);
+
+        bool supported();
+
+        static bool blockCheckSupported();
+        static bool blockInMemory( char * start );
+
+    private:
+        pid_t _pid;
+    };
+
+    void writePidFile( const std::string& path );
+
+    void printMemInfo( const char * whereContextStr = 0 );
+
+}