optional.hpp
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21 
22 #ifndef NDN_CXX_UTIL_OPTIONAL_HPP
23 #define NDN_CXX_UTIL_OPTIONAL_HPP
24 
25 #define optional_CONFIG_SELECT_OPTIONAL optional_OPTIONAL_NONSTD
26 #define optional_CONFIG_NO_EXTENSIONS 1
27 #include "ndn-cxx/detail/nonstd/optional-lite.hpp"
28 
29 namespace ndn {
30 
31 using ::nonstd::optional;
32 using ::nonstd::bad_optional_access;
33 using ::nonstd::nullopt;
34 using ::nonstd::nullopt_t;
35 using ::nonstd::make_optional;
36 
37 using ::nonstd::in_place;
38 using ::nonstd::in_place_t;
39 
40 } // namespace ndn
41 
42 #endif // NDN_CXX_UTIL_OPTIONAL_HPP
Definition: data.cpp:25