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- /* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
- The GNU C Library 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
- Library General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
- /*
- * ANSI Standard: 4.14/2.2.4.2 Limits of integral types <limits.h>
- */
- #ifndef _LIMITS_H
- #define _LIMITS_H 1
- #include <features.h>
- #ifdef __USE_POSIX
- /* POSIX adds things to <limits.h>. */
- #include <posix1_lim.h>
- #endif
- #ifdef __USE_POSIX2
- #include <posix2_lim.h>
- #endif
- /* Only if gcc 2.x is used and -traditional is not used, we can use
- * #include_next.
- #if __GNUC__ >= 2 && __STDC__
- */
- #if __GNUC__ >= 2
- /* Have we done that? */
- # if !defined(_GCC_LIMITS_H_) && !defined(_GCC_LIMITS_H)
- /* Get the compiler's limits.h, which defines all the ANSI
- * constants.
- */
- /* This tells it not to look for another. */
- # define _LIBC_LIMITS_H
- # define _LIBC_LIMITS_H_
- # include_next <limits.h>
- # endif
- #else /* Not GCC 2. */
- /* We don't have #include_next.
- Define ANSI <limits.h> for standard 32-bit words. */
- /* These assume 8-bit `char's, 16-bit `short int's,
- and 32-bit `int's and `long int's. */
- /* Number of bits in a `char'. */
- #define CHAR_BIT 8
- /* Maximum length of any multibyte character in any locale.
- Locale-writers should change this as necessary. */
- #define MB_LEN_MAX 1
- /* Minimum and maximum values a `signed char' can hold. */
- #define SCHAR_MIN (-128)
- #define SCHAR_MAX 127
- /* Maximum value an `unsigned char' can hold. (Minimum is 0.) */
- #ifdef __STDC__
- #define UCHAR_MAX 255U
- #else
- #define UCHAR_MAX 255
- #endif
- /* Minimum and maximum values a `char' can hold. */
- #ifdef __CHAR_UNSIGNED__
- #define CHAR_MIN 0
- #define CHAR_MAX UCHAR_MAX
- #else
- #define CHAR_MIN SCHAR_MIN
- #define CHAR_MAX SCHAR_MAX
- #endif
- /* Minimum and maximum values a `signed short int' can hold. */
- #define SHRT_MIN (-32768)
- #define SHRT_MAX 32767
- /* Maximum value an `unsigned short int' can hold. (Minimum is 0.) */
- #define USHRT_MAX 65535
- /* Minimum and maximum values a `signed int' can hold. */
- #define INT_MIN (- INT_MAX - 1)
- #define INT_MAX 2147483647
- /* Maximum value an `unsigned int' can hold. (Minimum is 0.) */
- #ifdef __STDC__
- #define UINT_MAX 4294967295U
- #else
- #define UINT_MAX 4294967295
- #endif
- /* Minimum and maximum values a `signed long int' can hold. */
- #define LONG_MIN INT_MIN
- #define LONG_MAX INT_MAX
- /* Maximum value an `unsigned long int' can hold. (Minimum is 0.) */
- #define ULONG_MAX UINT_MAX
- #endif /* GCC 2. */
- #ifndef RAND_MAX
- /* The largest number rand will return (same as INT_MAX). */
- #define RAND_MAX INT_MAX
- #endif
- #ifdef __SVR4_I386_ABI_L1__
- #define NL_ARGMAX 9
- #define NL_LANGMAX 14
- #define NL_MSGMAX 32767
- #define NL_NMAX 1
- #define NL_SETMAX 255
- #define NL_TEXTMAX 255
- #define NZERO 20
- #define WORD_BIT 32
- #define LONG_BIT 32
- #define FCHR_MAX 1048576
- #endif /* __SVR4_I386_ABI_L1__ */
- #endif /* limits.h */
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