1/* Copyright (C) 1991-2015 Free Software Foundation, Inc. 2 3This file is part of GCC. 4 5GCC is free software; you can redistribute it and/or modify it under 6the terms of the GNU General Public License as published by the Free 7Software Foundation; either version 3, or (at your option) any later 8version. 9 10GCC is distributed in the hope that it will be useful, but WITHOUT ANY 11WARRANTY; without even the implied warranty of MERCHANTABILITY or 12FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13for more details. 14 15Under Section 7 of GPL version 3, you are granted additional 16permissions described in the GCC Runtime Library Exception, version 173.1, as published by the Free Software Foundation. 18 19You should have received a copy of the GNU General Public License and 20a copy of the GCC Runtime Library Exception along with this program; 21see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 22<http://www.gnu.org/licenses/>. */ 23 24#ifndef _LIMITS_H___ 25#define _LIMITS_H___ 26 27/* Number of bits in a `char'. */ 28#undef CHAR_BIT 29#define CHAR_BIT __CHAR_BIT__ 30 31/* Maximum length of a multibyte character. */ 32#ifndef MB_LEN_MAX 33#define MB_LEN_MAX 1 34#endif 35 36/* Minimum and maximum values a `signed char' can hold. */ 37#undef SCHAR_MIN 38#define SCHAR_MIN (-SCHAR_MAX - 1) 39#undef SCHAR_MAX 40#define SCHAR_MAX __SCHAR_MAX__ 41 42/* Maximum value an `unsigned char' can hold. (Minimum is 0). */ 43#undef UCHAR_MAX 44#if __SCHAR_MAX__ == __INT_MAX__ 45# define UCHAR_MAX (SCHAR_MAX * 2U + 1U) 46#else 47# define UCHAR_MAX (SCHAR_MAX * 2 + 1) 48#endif 49 50/* Minimum and maximum values a `char' can hold. */ 51#ifdef __CHAR_UNSIGNED__ 52# undef CHAR_MIN 53# if __SCHAR_MAX__ == __INT_MAX__ 54# define CHAR_MIN 0U 55# else 56# define CHAR_MIN 0 57# endif 58# undef CHAR_MAX 59# define CHAR_MAX UCHAR_MAX 60#else 61# undef CHAR_MIN 62# define CHAR_MIN SCHAR_MIN 63# undef CHAR_MAX 64# define CHAR_MAX SCHAR_MAX 65#endif 66 67/* Minimum and maximum values a `signed short int' can hold. */ 68#undef SHRT_MIN 69#define SHRT_MIN (-SHRT_MAX - 1) 70#undef SHRT_MAX 71#define SHRT_MAX __SHRT_MAX__ 72 73/* Maximum value an `unsigned short int' can hold. (Minimum is 0). */ 74#undef USHRT_MAX 75#if __SHRT_MAX__ == __INT_MAX__ 76# define USHRT_MAX (SHRT_MAX * 2U + 1U) 77#else 78# define USHRT_MAX (SHRT_MAX * 2 + 1) 79#endif 80 81/* Minimum and maximum values a `signed int' can hold. */ 82#undef INT_MIN 83#define INT_MIN (-INT_MAX - 1) 84#undef INT_MAX 85#define INT_MAX __INT_MAX__ 86 87/* Maximum value an `unsigned int' can hold. (Minimum is 0). */ 88#undef UINT_MAX 89#define UINT_MAX (INT_MAX * 2U + 1U) 90 91/* Minimum and maximum values a `signed long int' can hold. 92 (Same as `int'). */ 93#undef LONG_MIN 94#define LONG_MIN (-LONG_MAX - 1L) 95#undef LONG_MAX 96#define LONG_MAX __LONG_MAX__ 97 98/* Maximum value an `unsigned long int' can hold. (Minimum is 0). */ 99#undef ULONG_MAX 100#define ULONG_MAX (LONG_MAX * 2UL + 1UL) 101 102#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L 103/* Minimum and maximum values a `signed long long int' can hold. */ 104# undef LLONG_MIN 105# define LLONG_MIN (-LLONG_MAX - 1LL) 106# undef LLONG_MAX 107# define LLONG_MAX __LONG_LONG_MAX__ 108 109/* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ 110# undef ULLONG_MAX 111# define ULLONG_MAX (LLONG_MAX * 2ULL + 1ULL) 112#endif 113 114#if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__) 115/* Minimum and maximum values a `signed long long int' can hold. */ 116# undef LONG_LONG_MIN 117# define LONG_LONG_MIN (-LONG_LONG_MAX - 1LL) 118# undef LONG_LONG_MAX 119# define LONG_LONG_MAX __LONG_LONG_MAX__ 120 121/* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ 122# undef ULONG_LONG_MAX 123# define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1ULL) 124#endif 125 126#endif /* _LIMITS_H___ */ 127