+
+ if (extra_token && SCM_VALUESP (sval))
+ {
+ sval = scm_struct_ref (sval, SCM_INUM0);
+
+ if (scm_is_pair (sval)) {
+ for (SCM v = scm_reverse (scm_cdr (sval));
+ scm_is_pair (v);
+ v = scm_cdr (v))
+ {
+ int token;
+ switch (extra_token) {
+ case '$':
+ token = scan_scm_id (scm_car (v));
+ if (!scm_is_eq (yylval.scm, SCM_UNSPECIFIED))
+ push_extra_token (token, yylval.scm);
+ break;
+ case '#':
+ push_extra_token (SCM_IDENTIFIER, scm_car (v));
+ break;
+ }
+ }
+ sval = scm_car (sval);
+ } else
+ sval = SCM_UNSPECIFIED;
+ }
+