/* Copyright (C) 1992-2020 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ /* This administrivia gets added to the beginning of limits.h if the system has its own version of limits.h. */ /* We use _GCC_LIMITS_H_ because we want this not to match any macros that the system's limits.h uses for its own purposes. */ #ifndef _GCC_LIMITS_H_ /* Terminated in limity.h. */ #define _GCC_LIMITS_H_ #ifndef _LIBC_LIMITS_H_ /* Use "..." so that we find syslimits.h only in this same directory. */ #include "syslimits.h" #endif /* Copyright (C) 1991-2020 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _LIMITS_H___ #define _LIMITS_H___ /* Number of bits in a `char'. */ #undef CHAR_BIT #define CHAR_BIT __CHAR_BIT__ /* Maximum length of a multibyte character. */ #ifndef MB_LEN_MAX #define MB_LEN_MAX 1 #endif /* Minimum and maximum values a `signed char' can hold. */ #undef SCHAR_MIN #define SCHAR_MIN (-SCHAR_MAX - 1) #undef SCHAR_MAX #define SCHAR_MAX __SCHAR_MAX__ /* Maximum value an `unsigned char' can hold. (Minimum is 0). */ #undef UCHAR_MAX #if __SCHAR_MAX__ == __INT_MAX__ # define UCHAR_MAX (SCHAR_MAX * 2U + 1U) #else # define UCHAR_MAX (SCHAR_MAX * 2 + 1) #endif /* Minimum and maximum values a `char' can hold. */ #ifdef __CHAR_UNSIGNED__ # undef CHAR_MIN # if __SCHAR_MAX__ == __INT_MAX__ # define CHAR_MIN 0U # else # define CHAR_MIN 0 # endif # undef CHAR_MAX # define CHAR_MAX UCHAR_MAX #else # undef CHAR_MIN # define CHAR_MIN SCHAR_MIN # undef CHAR_MAX # define CHAR_MAX SCHAR_MAX #endif /* Minimum and maximum values a `signed short int' can hold. */ #undef SHRT_MIN #define SHRT_MIN (-SHRT_MAX - 1) #undef SHRT_MAX #define SHRT_MAX __SHRT_MAX__ /* Maximum value an `unsigned short int' can hold. (Minimum is 0). */ #undef USHRT_MAX #if __SHRT_MAX__ == __INT_MAX__ # define USHRT_MAX (SHRT_MAX * 2U + 1U) #else # define USHRT_MAX (SHRT_MAX * 2 + 1) #endif /* Minimum and maximum values a `signed int' can hold. */ #undef INT_MIN #define INT_MIN (-INT_MAX - 1) #undef INT_MAX #define INT_MAX __INT_MAX__ /* Maximum value an `unsigned int' can hold. (Minimum is 0). */ #undef UINT_MAX #define UINT_MAX (INT_MAX * 2U + 1U) /* Minimum and maximum values a `signed long int' can hold. (Same as `int'). */ #undef LONG_MIN #define LONG_MIN (-LONG_MAX - 1L) #undef LONG_MAX #define LONG_MAX __LONG_MAX__ /* Maximum value an `unsigned long int' can hold. (Minimum is 0). */ #undef ULONG_MAX #define ULONG_MAX (LONG_MAX * 2UL + 1UL) #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L /* Minimum and maximum values a `signed long long int' can hold. */ # undef LLONG_MIN # define LLONG_MIN (-LLONG_MAX - 1LL) # undef LLONG_MAX # define LLONG_MAX __LONG_LONG_MAX__ /* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ # undef ULLONG_MAX # define ULLONG_MAX (LLONG_MAX * 2ULL + 1ULL) #endif #if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__) /* Minimum and maximum values a `signed long long int' can hold. */ # undef LONG_LONG_MIN # define LONG_LONG_MIN (-LONG_LONG_MAX - 1LL) # undef LONG_LONG_MAX # define LONG_LONG_MAX __LONG_LONG_MAX__ /* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ # undef ULONG_LONG_MAX # define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1ULL) #endif #if (defined __STDC_WANT_IEC_60559_BFP_EXT__ \ || (defined (__STDC_VERSION__) && __STDC_VERSION__ > 201710L)) /* TS 18661-1 / C2X widths of integer types. */ # undef CHAR_WIDTH # define CHAR_WIDTH __SCHAR_WIDTH__ # undef SCHAR_WIDTH # define SCHAR_WIDTH __SCHAR_WIDTH__ # undef UCHAR_WIDTH # define UCHAR_WIDTH __SCHAR_WIDTH__ # undef SHRT_WIDTH # define SHRT_WIDTH __SHRT_WIDTH__ # undef USHRT_WIDTH # define USHRT_WIDTH __SHRT_WIDTH__ # undef INT_WIDTH # define INT_WIDTH __INT_WIDTH__ # undef UINT_WIDTH # define UINT_WIDTH __INT_WIDTH__ # undef LONG_WIDTH # define LONG_WIDTH __LONG_WIDTH__ # undef ULONG_WIDTH # define ULONG_WIDTH __LONG_WIDTH__ # undef LLONG_WIDTH # define LLONG_WIDTH __LONG_LONG_WIDTH__ # undef ULLONG_WIDTH # define ULLONG_WIDTH __LONG_LONG_WIDTH__ #endif #endif /* _LIMITS_H___ */ /* This administrivia gets added to the end of limits.h if the system has its own version of limits.h. */ #else /* not _GCC_LIMITS_H_ */ #ifdef _GCC_NEXT_LIMITS_H #include_next <limits.h> /* recurse down to the real one */ #endif #endif /* not _GCC_LIMITS_H_ */