1 /* 2 * This file is part of ltrace. 3 * Copyright (C) 2011,2012 Petr Machata, Red Hat Inc. 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU General Public License as 7 * published by the Free Software Foundation; either version 2 of the 8 * License, or (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 18 * 02110-1301 USA 19 */ 20 21 #ifndef ZERO_H 22 #define ZERO_H 23 24 #include "forward.h" 25 26 /* This returns a pre-built "zero" node without argument. Share, but 27 don't free. */ 28 struct expr_node *expr_node_zero(void); 29 30 /* This builds a new "zero" node with EXPR as argument. EXPR is owned 31 * by the built node if OWN. Returns NULL if something failed. */ 32 struct expr_node *build_zero_w_arg(struct expr_node *expr, int own); 33 34 #endif /* ZERO_H */ 35
