1 files changed, 36 insertions, 0 deletions

diff --git a/include/napkin/exception.h b/include/napkin/exception.h
new file mode 100644
index 0000000..b317886
--- a/dev/null
+++ b/include/napkin/exception.h
@@ -0,0 +1,36 @@
+#ifndef __NAPKIN_EXCEPTION_H
+#define __NAPKIN_EXCEPTION_H
+
+#include <stdexcept>
+#include <string>
+
+        #defineNAPKIN_E_SUBCLASS(derived,base) \
+    class derived : public base { \
+        public: \
+                explicit derived(const string& w) \
+                : base(w) { } \
+    }
+
+namespace napkin {
+    using std::string;
+
+    class exception : public std::runtime_error {
+        public:
+            explicit exception(const string& w)
+                : std::runtime_error(w) { }
+            ~exception() throw() { }
+    };
+
+    NAPKIN_E_SUBCLASS(exception_sleeptracker,exception);
+    NAPKIN_E_SUBCLASS(exception_st_port,exception_sleeptracker);
+    NAPKIN_E_SUBCLASS(exception_st_data,exception_sleeptracker);
+    NAPKIN_E_SUBCLASS(exception_st_data_envelope,exception_st_data);
+    NAPKIN_E_SUBCLASS(exception_st_data_integrity,exception_st_data_envelope);
+
+    NAPKIN_E_SUBCLASS(exception_db,exception);
+    NAPKIN_E_SUBCLASS(exception_db_already,exception_db);
+}
+
+#undef NAPKIN_E_SUBCLASS
+
+#endif /* __NAPKIN_EXCEPTION_H */