1 /* 2 * This file is part of cparser. 3 * Copyright (C) 2007-2009 Matthias Braun <matze@braunis.de> 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 7 * as published by the Free Software Foundation; either version 2 8 * of the License, or (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., 59 Temple Place - Suite 330, Boston, MA 18 * 02111-1307, USA. 19 */ 20 #ifndef LANG_FEATURES_H 21 #define LANG_FEATURES_H 22 23 #include "type.h" 24 25 #define BITS_PER_BYTE 8 26 27 typedef enum lang_features_t { 28 _C89 = 1U << 0, 29 _C99 = 1U << 1, 30 _C11 = 1U << 2, 31 _CXX = 1U << 3, 32 _GNUC = 1U << 4, 33 _MS = 1U << 5, 34 _ALL = 0xFF 35 } lang_features_t; 36 37 /** the current C mode/dialect */ 38 extern unsigned int c_mode; 39 40 /** 41 * whether architecture shift instructions usually perform modulo bit_size 42 * on the shift amount, if yes this equals to the machine_size. 43 */ 44 extern unsigned int architecture_modulo_shift; 45 46 /** byte-order: true = big-endian, false = little-endian */ 47 extern bool byte_order_big_endian; 48 49 /** true for strict language checking. */ 50 extern bool strict_mode; 51 52 /** a hack that adds a call to __main into the main function, necessary on 53 * mingw */ 54 extern bool enable_main_collect2_hack; 55 56 extern bool freestanding; 57 58 #endif 59