+LY_DEFINE (ly_translator_name, "ly:translator-name",
+ 1, 0, 0, (SCM creator),
+ "Return the type name of the translator definition @var{creator}."
+ " The name is a symbol.")
+{
+ SCM res = SCM_UNBNDP (SCM (global_translator_dict_rev)) ? SCM_BOOL_F
+ : scm_hashq_ref (global_translator_dict_rev, creator, SCM_BOOL_F);
+ SCM_ASSERT_TYPE (scm_is_pair (res),
+ creator, SCM_ARG1, __FUNCTION__, "translator definition");
+ return scm_car (res);
+}
+
+LY_DEFINE (ly_translator_description, "ly:translator-description",
+ 1, 0, 0, (SCM creator),
+ "Return an alist of properties of translator definition @var{creator}.")
+{
+ SCM res = SCM_UNBNDP (SCM (global_translator_dict_rev)) ? SCM_BOOL_F
+ : scm_hashq_ref (global_translator_dict_rev, creator, SCM_BOOL_F);
+ SCM_ASSERT_TYPE (scm_is_pair (res),
+ creator, SCM_ARG1, __FUNCTION__, "translator definition");
+ return scm_cdr (res);
+}
+
+LY_DEFINE (ly_register_translator, "ly:register-translator",
+ 2, 1, 0, (SCM creator, SCM name, SCM description),
+ "Register a translator @var{creator} (usually a descriptive"
+ " alist or a function/closure returning one when given a"
+ " context argument) with the given symbol @var{name} and"
+ " the given @var{description} alist.")
+{
+ SCM_ASSERT_TYPE (ly_is_procedure (creator) || scm_is_pair (creator),
+ creator, SCM_ARG1, __FUNCTION__, "translator creator");
+ LY_ASSERT_TYPE (ly_is_symbol, name, 2);
+ if (SCM_UNBNDP (description))
+ description = SCM_EOL;
+ else
+ LY_ASSERT_TYPE (ly_is_list, description, 3);
+ add_translator_creator (creator, name, description);
+ return SCM_UNSPECIFIED;