embedded mode for GF grammar in Python. Only generation for now

src/runtime/c/pgf/pgf.c

@@ -198,3 +198,10 @@ pgf_concr_add_literal(PgfConcr *concr, PgfCId cat,
 	gu_map_put(concr->callbacks, cnccat,
 	           PgfLiteralCallback*, callback);
 }
+
+PgfExprProb*
+pgf_fun_get_ep(void* value)
+{
+	PgfAbsFun* absfun = *((PgfAbsFun**) value);
+	return &absfun->ep;
+}

src/runtime/c/pgf/pgf.h

@@ -189,4 +189,8 @@ void
 pgf_check_type(PgfPGF* gr, PgfType** ty,
                GuExn* exn, GuPool* pool);
 
+// internal
+PgfExprProb*
+pgf_fun_get_ep(void* value);
+
 #endif // PGF_H_