--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/proto2/Error.hh	Thu Nov 20 19:25:56 2008 +0000
@@ -0,0 +1,16 @@
+#ifndef ERROR_HH
+#define ERROR_HH
+
+class Error : public std::exception {
+    private:
+        const char *message;
+    
+    public:
+        Error (const std::string &message) : message(message.c_str()) { }
+
+        virtual const char* what() const throw() {
+            return message;
+        }
+};
+
+#endif /* ERROR_HH */