X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;ds=sidebyside;f=gcc%2Fglimits.h;h=dbefb1dfcc6018b433d87ef198cb8c330c9fb2b6;hb=3b0273a198fcdb889f70f2a3c15896dba429e852;hp=979e7155803e65eb83d4f92725fe464945f3a9e9;hpb=f812ca9f5b990e11fb2dcae41e802bc359519635;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/glimits.h b/gcc/glimits.h index 979e7155803..dbefb1dfcc6 100644 --- a/gcc/glimits.h +++ b/gcc/glimits.h @@ -1,13 +1,33 @@ -#ifndef _LIMITS_H___ -#ifndef _MACH_MACHLIMITS_H_ +/* Copyright (C) 1991, 1992, 1993, 1996, 1997, 1998, 1999, 2000, 2001, + 2002 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. -/* _MACH_MACHLIMITS_H_ is used on OSF/1. */ +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 +. */ + +#ifndef _LIMITS_H___ #define _LIMITS_H___ -#define _MACH_MACHLIMITS_H_ /* Number of bits in a `char'. */ #undef CHAR_BIT -#define CHAR_BIT 8 +#define CHAR_BIT __CHAR_BIT__ /* Maximum length of a multibyte character. */ #ifndef MB_LEN_MAX @@ -16,96 +36,92 @@ /* Minimum and maximum values a `signed char' can hold. */ #undef SCHAR_MIN -#define SCHAR_MIN (-128) +#define SCHAR_MIN (-SCHAR_MAX - 1) #undef SCHAR_MAX -#define SCHAR_MAX 127 +#define SCHAR_MAX __SCHAR_MAX__ /* Maximum value an `unsigned char' can hold. (Minimum is 0). */ #undef UCHAR_MAX -#define UCHAR_MAX 255 +#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 -#define CHAR_MIN 0 -#undef CHAR_MAX -#define CHAR_MAX 255 +# 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 (-128) -#undef CHAR_MAX -#define CHAR_MAX 127 +# 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 -/* For the sake of 16 bit hosts, we may not use -32768 */ -#define SHRT_MIN (-32767-1) +#define SHRT_MIN (-SHRT_MAX - 1) #undef SHRT_MAX -#define SHRT_MAX 32767 +#define SHRT_MAX __SHRT_MAX__ /* Maximum value an `unsigned short int' can hold. (Minimum is 0). */ #undef USHRT_MAX -#define USHRT_MAX 65535 +#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. */ -#ifndef __INT_MAX__ -#define __INT_MAX__ 2147483647 -#endif #undef INT_MIN -#define INT_MIN (-INT_MAX-1) +#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 + 1) +#define UINT_MAX (INT_MAX * 2U + 1U) /* Minimum and maximum values a `signed long int' can hold. (Same as `int'). */ -#ifndef __LONG_MAX__ -#if defined (__alpha__) || (defined (__sparc__) && defined(__arch64__)) || defined (__sparcv9) -#define __LONG_MAX__ 9223372036854775807L -#else -#define __LONG_MAX__ 2147483647L -#endif /* __alpha__ || sparc64 */ -#endif #undef LONG_MIN -#define LONG_MIN (-LONG_MAX-1) +#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 + 1) - -#ifndef __LONG_LONG_MAX__ -#define __LONG_LONG_MAX__ 9223372036854775807LL -#endif +#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-1) -#undef LLONG_MAX -#define LLONG_MAX __LONG_LONG_MAX__ +# 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 + 1) +# 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-1) -#undef LONG_LONG_MAX -#define LONG_LONG_MAX __LONG_LONG_MAX__ +# 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 + 1) +# undef ULONG_LONG_MAX +# define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1ULL) #endif -#endif /* _MACH_MACHLIMITS_H_ */ #endif /* _LIMITS_H___ */