| _limits.h (1817) | _limits.h (6165) |
|---|---|
| 1/* 2 * Copyright (c) 1988, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)limits.h 8.3 (Berkeley) 1/4/94 | 1/* 2 * Copyright (c) 1988, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)limits.h 8.3 (Berkeley) 1/4/94 |
| 34 * $Id$ | 34 * $Id: limits.h,v 1.8 1994/08/02 07:38:50 davidg Exp $ |
| 35 */ 36 37#ifndef _MACHINE_LIMITS_H_ | 35 */ 36 37#ifndef _MACHINE_LIMITS_H_ |
| 38#define _MACHINE_LIMITS_H_ 1 | 38#define _MACHINE_LIMITS_H_ |
| 39 40#define CHAR_BIT 8 /* number of bits in a char */ 41#define MB_LEN_MAX 6 /* Allow 31 bit UTF2 */ 42 | 39 40#define CHAR_BIT 8 /* number of bits in a char */ 41#define MB_LEN_MAX 6 /* Allow 31 bit UTF2 */ 42 |
| 43 44#define CLK_TCK 128 /* ticks per second */ 45 | |
| 46/* 47 * According to ANSI (section 2.2.4.2), the values below must be usable by 48 * #if preprocessing directives. Additionally, the expression must have the 49 * same type as would an expression that is an object of the corresponding 50 * type converted according to the integral promotions. The subtraction for 51 * INT_MIN and LONG_MIN is so the value is not unsigned; 2147483648 is an 52 * unsigned int for 32-bit two's complement ANSI compilers (section 3.1.3.2). 53 * These numbers work for pcc as well. The UINT_MAX and ULONG_MAX values --- 28 unchanged lines hidden (view full) --- 82#define UQUAD_MAX ((u_quad_t)0-1) /* max value for a uquad_t */ 83 /* max value for a quad_t */ 84#define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1)) 85#define QUAD_MIN (-QUAD_MAX-1) /* min value for a quad_t */ 86 87#endif /* !_POSIX_SOURCE */ 88#endif /* !_ANSI_SOURCE */ 89 | 43/* 44 * According to ANSI (section 2.2.4.2), the values below must be usable by 45 * #if preprocessing directives. Additionally, the expression must have the 46 * same type as would an expression that is an object of the corresponding 47 * type converted according to the integral promotions. The subtraction for 48 * INT_MIN and LONG_MIN is so the value is not unsigned; 2147483648 is an 49 * unsigned int for 32-bit two's complement ANSI compilers (section 3.1.3.2). 50 * These numbers work for pcc as well. The UINT_MAX and ULONG_MAX values --- 28 unchanged lines hidden (view full) --- 79#define UQUAD_MAX ((u_quad_t)0-1) /* max value for a uquad_t */ 80 /* max value for a quad_t */ 81#define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1)) 82#define QUAD_MIN (-QUAD_MAX-1) /* min value for a quad_t */ 83 84#endif /* !_POSIX_SOURCE */ 85#endif /* !_ANSI_SOURCE */ 86 |
| 90#endif /* _MACHINE_LIMITS_H_ */ | 87#endif /* !_MACHINE_LIMITS_H_ */ |