Make address of interface optional, because an interface may not have an address

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

2 files changed, 4 insertions, 3 deletions

diff --git a/src/interface.cpp b/src/interface.cpp
index 3fcd16a..099fac0 100644
--- a/src/interface.cpp
+++ b/src/interface.cpp
@@ -1,6 +1,6 @@
 #include "interface.hpp"
 
-interface::interface(std::string name, std::string addr):
+interface::interface(std::string name, std::optional<std::string> addr):
     name(name), addr(addr)
 {
 }
diff --git a/src/interface.hpp b/src/interface.hpp
index 76a86d2..f8dd545 100644
--- a/src/interface.hpp
+++ b/src/interface.hpp
@@ -2,14 +2,15 @@
 #define GETIF_INTERFACE_H
 
 #include <string>
+#include <optional>
 
 class interface {
     public:
-        interface(std::string name, std::string addr);
+        interface(std::string name, std::optional<std::string> addr);
 
     private:
         std::string name;
-        std::string addr;
+        std::optional<std::string> addr;
 };
 
 #endif // GETIF_INTERFACE_H