fix implicit ptext length conversion

src/ProxyCommands.cc

@@ -1241,7 +1241,7 @@ static HandlerResult S_65_67_68(shared_ptr<ServerState>,
       }
       auto& p = session.lobby_players[index];
       p.guild_card_number = cmd.entries[x].lobby_data.guild_card;
-      ptext<char, 0x10> name = cmd.entries[x].disp.name;
+      string name = encode_sjis(cmd.entries[x].disp.name);
       p.name = name;
       p.section_id = cmd.entries[x].disp.section_id;
       p.char_class = cmd.entries[x].disp.char_class;

src/Text.hh

@@ -39,6 +39,11 @@ inline std::u16string decode_sjis(const std::string& s) {
   return decode_sjis(s.data(), s.size());
 }
 
+// These functions exist so that decode_sjis and encode_sjis can be
+// indiscriminately used within templates that use different char types.
+inline const std::string& encode_sjis(const std::string& s) { return s; }
+inline const std::u16string& decode_sjis(const std::u16string& s) { return s; }
+
 // (1b) Type-independent utility functions
 
 template <typename T>