Get rid of ?FUNCTION_NAME macro (it's OTP19+ feature)

diff --git a/src/ejabberd_auth_external.erl b/src/ejabberd_auth_external.erl
index ec30870dbb1843c94399f2077de724260dd0dd58..03df71bb83cde4f12f875934f63731aa0478d4fb 100644 (file)
--- a/src/ejabberd_auth_external.erl
+++ b/src/ejabberd_auth_external.erl
@@ -64,27 +64,27 @@ check_password(User, AuthzId, Server, Password) ->
 set_password(User, Server, Password) ->
     case extauth:set_password(User, Server, Password) of
        Res when is_boolean(Res) -> ok;
-       {error, Reason} -> failure(User, Server, ?FUNCTION_NAME, Reason)
+       {error, Reason} -> failure(User, Server, set_password, Reason)
     end.
 
 try_register(User, Server, Password) ->
     case extauth:try_register(User, Server, Password) of
        true -> ok;
        false -> {error, not_allowed};
-       {error, Reason} -> failure(User, Server, ?FUNCTION_NAME, Reason)
+       {error, Reason} -> failure(User, Server, try_register, Reason)
     end.
 
 user_exists(User, Server) ->
     case extauth:user_exists(User, Server) of
        Res when is_boolean(Res) -> Res;
-       {error, Reason} -> failure(User, Server, ?FUNCTION_NAME, Reason)
+       {error, Reason} -> failure(User, Server, user_exists, Reason)
     end.
 
 remove_user(User, Server) ->
     case extauth:remove_user(User, Server) of
        false -> {error, not_allowed};
        true -> ok;
-       {error, Reason} -> failure(User, Server, ?FUNCTION_NAME, Reason)
+       {error, Reason} -> failure(User, Server, remove_user, Reason)
     end.
 
 check_password_extauth(User, _AuthzId, Server, Password) ->
@@ -92,7 +92,7 @@ check_password_extauth(User, _AuthzId, Server, Password) ->
            case extauth:check_password(User, Server, Password) of
                Res when is_boolean(Res) -> Res;
                {error, Reason} ->
-                   failure(User, Server, ?FUNCTION_NAME, Reason),
+                   failure(User, Server, check_password, Reason),
                    false
            end;
        true ->