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mirror of https://git.FreeBSD.org/src.git synced 2024-12-29 12:03:03 +00:00
freebsd/contrib/gcc/glimits.h
1999-08-26 09:30:50 +00:00

99 lines
2.5 KiB
C

#ifndef _LIMITS_H___
#ifndef _MACH_MACHLIMITS_H_
/* _MACH_MACHLIMITS_H_ is used on OSF/1. */
#define _LIMITS_H___
#define _MACH_MACHLIMITS_H_
/* Number of bits in a `char'. */
#undef CHAR_BIT
#define CHAR_BIT 8
/* 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 (-128)
#undef SCHAR_MAX
#define SCHAR_MAX 127
/* Maximum value an `unsigned char' can hold. (Minimum is 0). */
#undef UCHAR_MAX
#define UCHAR_MAX 255
/* 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
#else
#undef CHAR_MIN
#define CHAR_MIN (-128)
#undef CHAR_MAX
#define CHAR_MAX 127
#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)
#undef SHRT_MAX
#define SHRT_MAX 32767
/* Maximum value an `unsigned short int' can hold. (Minimum is 0). */
#undef USHRT_MAX
#define USHRT_MAX 65535
/* 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)
#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)
/* Minimum and maximum values a `signed long int' can hold.
(Same as `int'). */
#ifndef __LONG_MAX__
#if defined (__alpha__) || (defined (__sparc_v9__) && defined (__arch64__))
#define __LONG_MAX__ 9223372036854775807L
#else
#define __LONG_MAX__ 2147483647L
#endif /* __alpha__ || sparc64 */
#endif
#undef LONG_MIN
#define LONG_MIN (-LONG_MAX-1)
#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)
#if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__)
/* Minimum and maximum values a `signed long long int' can hold. */
#ifndef __LONG_LONG_MAX__
#define __LONG_LONG_MAX__ 9223372036854775807LL
#endif
#undef LONG_LONG_MIN
#define LONG_LONG_MIN (-LONG_LONG_MAX-1)
#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)
#endif
#endif /* _MACH_MACHLIMITS_H_ */
#endif /* _LIMITS_H___ */