Everywhere: Port to String::copy_characters_to_buffer()

Author: https://github.com/bugaevc
Commit: 852454746e
Pull-request: https://github.com/SerenityOS/serenity/pull/3296
Reviewed-by: https://github.com/BenWiederhake
Reviewed-by: https://github.com/alimpfard

Libraries/LibCore/SocketAddress.h

@@ -87,10 +87,9 @@ public:
         ASSERT(type() == Type::Local);
         sockaddr_un address;
         address.sun_family = AF_LOCAL;
-        if (m_local_address.length() >= sizeof(address.sun_path)) {
+        bool fits = m_local_address.copy_characters_to_buffer(address.sun_path, sizeof(address.sun_path));
+        if (!fits)
             return {};
-        }
-        strcpy(address.sun_path, m_local_address.characters());
         return address;
     }