build: migrate to C++17
Change-Id: Ic9f09efd20b608bfcb713fd319834b2666cf6242
diff --git a/src/route/map.hpp b/src/route/map.hpp
index be62d2d..f2e8eae 100644
--- a/src/route/map.hpp
+++ b/src/route/map.hpp
@@ -1,6 +1,6 @@
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
- * Copyright (c) 2014-2020, The University of Memphis,
+ * Copyright (c) 2014-2022, The University of Memphis,
* Regents of the University of California
*
* This file is part of NLSR (Named-data Link State Routing).
@@ -29,9 +29,12 @@
#include <boost/multi_index/member.hpp>
#include <boost/multi_index/tag.hpp>
+#include <optional>
+
namespace nlsr {
-struct MapEntry {
+struct MapEntry
+{
ndn::Name router;
int32_t mappingNumber = -1;
};
@@ -104,10 +107,10 @@
}
}
- ndn::optional<ndn::Name>
+ std::optional<ndn::Name>
getRouterNameByMappingNo(int32_t mn) const;
- ndn::optional<int32_t>
+ std::optional<int32_t>
getMappingNoByRouterName(const ndn::Name& rName);
size_t