diff --git a/src/core/string_compare_type.hpp b/src/core/string_compare_type.hpp
new file mode 100644
--- /dev/null
+++ b/src/core/string_compare_type.hpp
@@ -0,0 +1,15 @@
+/* $Id$ */
+
+/** @file string_compare_type.hpp Comparator class for "const char *" so it can be used as a key for std::map */
+
+#ifndef STRING_COMPARE_TYPE_HPP
+#define STRING_COMPARE_TYPE_HPP
+
+struct StringCompare {
+	bool operator () (const char *a, const char *b) const
+	{
+		return strcmp(a, b) < 0;
+	}
+};
+
+#endif /* STRING_COMPARE_TYPE_HPP */