1 /* $NetBSD: limits.h,v 1.6 1995/12/31 15:05:19 ragge Exp $ */ 2 3 /* 4 * Copyright (c) 1988 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)limits.h 7.2 (Berkeley) 6/28/90 36 */ 37 38 #define CHAR_BIT 8 /* number of bits in a char */ 39 #define MB_LEN_MAX 1 /* no multibyte characters */ 40 41 #define SCHAR_MAX 0x7f /* max value for a signed char */ 42 #define SCHAR_MIN (-0x7f-1) /* min value for a signed char */ 43 44 #define UCHAR_MAX 0xffU /* max value for an unsigned char */ 45 #define CHAR_MAX 0x7f /* max value for a char */ 46 #define CHAR_MIN (-0x7f-1) /* min value for a char */ 47 48 #define USHRT_MAX 0xffffU /* max value for an unsigned short */ 49 #define SHRT_MAX 0x7fff /* max value for a short */ 50 #define SHRT_MIN (-0x7fff-1) /* min value for a short */ 51 52 #define UINT_MAX 0xffffffffU /* max value for an unsigned int */ 53 #define INT_MAX 0x7fffffff /* max value for an int */ 54 #define INT_MIN (-0x7fffffff-1) /* min value for an int */ 55 56 #define ULONG_MAX 0xffffffffUL /* max value for an unsigned long */ 57 #define LONG_MAX 0x7fffffffL /* max value for a long */ 58 #define LONG_MIN (-0x7fffffffL-1)/* min value for a long */ 59 60 #if !defined(_ANSI_SOURCE) 61 #define SSIZE_MAX INT_MAX /* max value for a ssize_t */ 62 63 #if !defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE) 64 #define SIZE_T_MAX UINT_MAX /* max value for a size_t */ 65 66 #define UQUAD_MAX 0xffffffffffffffffULL /* max unsigned quad */ 67 #define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */ 68 #define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */ 69 70 #endif /* !_POSIX_SOURCE && !_XOPEN_SOURCE */ 71 #endif /* !_ANSI_SOURCE */ 72 73 #if (!defined(_ANSI_SOURCE)&&!defined(_POSIX_SOURCE)) || defined(_XOPEN_SOURCE) 74 #define LONG_BIT 32 75 #define WORD_BIT 32 76 77 #define DBL_DIG 16 78 #define DBL_MAX 1.701411834604692294E+38 79 #define DBL_MIN 2.938735877055718770E-39 80 81 #define FLT_DIG 6 82 #define FLT_MAX 1.70141173E+38F 83 #define FLT_MIN 2.93873588E-39F 84 #endif 85