X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=Packets%2FParserBase.hh;h=cb2eccea7bd2aad49e24bbdea508da5e29578b18;hb=be850b3a668390421f62baf542c2a7b7e984386f;hp=69508b7cd3cb06d2cbd66b795494b66973ec90fa;hpb=c52cd7d87dbb525c1267aad27391b8b7365dbb57;p=senf.git

diff --git a/Packets/ParserBase.hh b/Packets/ParserBase.hh
index 69508b7..cb2ecce 100644
--- a/Packets/ParserBase.hh
+++ b/Packets/ParserBase.hh
@@ -29,6 +29,7 @@
 
 // Custom includes
 #include <utility>
+#include <boost/iterator/iterator_facade.hpp>
 #include <boost/type_traits/is_member_function_pointer.hpp>
 
 #include "ParserBase.ih"
@@ -39,7 +40,19 @@ namespace pkf {
     
     namespace impl { struct ParserBase; }
 
-    struct nil {};
+    struct nil 
+	: public boost::iterator_facade<nil,char,boost::random_access_traversal_tag>
+    {
+	// Theese are declared to make nil a valid iterator. All
+	// access to an instance of this iterator however is invalid
+	// (these members are not implemented only declared)
+	char & dereference() const;
+	bool equal(nil other) const;
+	void increment();
+	void decrement();
+	void advance(int n);
+	int distance_to(nil other) const;
+    };
 
     /** \brief Parser framework