1 /* Copyright (C) 2012-2014 Free Software Foundation, Inc. 2 3 This file is part of GNU Binutils. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU 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 Street - Fifth Floor, Boston, 18 MA 02110-1301, USA. */ 19 20 #ifndef cg_dfn_h 21 #define cg_dfn_h 22 23 /* 24 * Flags which mark a symbol as topologically ``busy'' or as 25 * topologically ``not_numbered'': 26 */ 27 #define DFN_BUSY -1 28 #define DFN_NAN 0 29 30 /* 31 * Depth-first numbering of a call-graph. 32 */ 33 34 extern void cg_dfn (Sym * root); 35 36 #endif /* cg_dfn_h */ 37