limits.h revision 1.5
11.1Sderaadt/* 21.1Sderaadt * Copyright (c) 1988 The Regents of the University of California. 31.1Sderaadt * All rights reserved. 41.1Sderaadt * 51.1Sderaadt * Redistribution and use in source and binary forms, with or without 61.1Sderaadt * modification, are permitted provided that the following conditions 71.1Sderaadt * are met: 81.1Sderaadt * 1. Redistributions of source code must retain the above copyright 91.1Sderaadt * notice, this list of conditions and the following disclaimer. 101.1Sderaadt * 2. Redistributions in binary form must reproduce the above copyright 111.1Sderaadt * notice, this list of conditions and the following disclaimer in the 121.1Sderaadt * documentation and/or other materials provided with the distribution. 131.1Sderaadt * 3. All advertising materials mentioning features or use of this software 141.1Sderaadt * must display the following acknowledgement: 151.1Sderaadt * This product includes software developed by the University of 161.1Sderaadt * California, Berkeley and its contributors. 171.1Sderaadt * 4. Neither the name of the University nor the names of its contributors 181.1Sderaadt * may be used to endorse or promote products derived from this software 191.1Sderaadt * without specific prior written permission. 201.1Sderaadt * 211.1Sderaadt * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221.1Sderaadt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231.1Sderaadt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241.1Sderaadt * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251.1Sderaadt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261.1Sderaadt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271.1Sderaadt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281.1Sderaadt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291.1Sderaadt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301.1Sderaadt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311.1Sderaadt * SUCH DAMAGE. 321.1Sderaadt * 331.1Sderaadt * from: @(#)limits.h 7.2 (Berkeley) 6/28/90 341.5Sjtc * $Id: limits.h,v 1.5 1994/10/05 17:16:49 jtc Exp $ 351.1Sderaadt */ 361.1Sderaadt 371.1Sderaadt#define CHAR_BIT 8 /* number of bits in a char */ 381.1Sderaadt#define MB_LEN_MAX 1 /* no multibyte characters */ 391.1Sderaadt 401.3Spk#define SCHAR_MIN (-0x7f-1) /* max value for a signed char */ 411.1Sderaadt#define SCHAR_MAX 0x7f /* min value for a signed char */ 421.1Sderaadt 431.1Sderaadt#define UCHAR_MAX 0xff /* max value for an unsigned char */ 441.1Sderaadt#define CHAR_MAX 0x7f /* max value for a char */ 451.3Spk#define CHAR_MIN (-0x7f-1) /* min value for a char */ 461.1Sderaadt 471.1Sderaadt#define USHRT_MAX 0xffff /* max value for an unsigned short */ 481.1Sderaadt#define SHRT_MAX 0x7fff /* max value for a short */ 491.3Spk#define SHRT_MIN (-0x7fff-1) /* min value for a short */ 501.1Sderaadt 511.1Sderaadt#define UINT_MAX 0xffffffff /* max value for an unsigned int */ 521.1Sderaadt#define INT_MAX 0x7fffffff /* max value for an int */ 531.3Spk#define INT_MIN (-0x7fffffff-1) /* min value for an int */ 541.1Sderaadt 551.1Sderaadt#define ULONG_MAX 0xffffffff /* max value for an unsigned long */ 561.1Sderaadt#define LONG_MAX 0x7fffffff /* max value for a long */ 571.3Spk#define LONG_MIN (-0x7fffffff-1) /* min value for a long */ 581.2Sderaadt 591.4Sderaadt#if !defined(_ANSI_SOURCE) 601.4Sderaadt#define SSIZE_MAX INT_MAX /* max value for a ssize_t */ 611.2Sderaadt 621.5Sjtc#if !defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE) 631.4Sderaadt#define SIZE_T_MAX UINT_MAX /* max value for a size_t */ 641.4Sderaadt 651.4Sderaadt/* GCC requires that quad constants be written as expressions. */ 661.4Sderaadt#define UQUAD_MAX ((u_quad_t)0-1) /* max value for a uquad_t */ 671.4Sderaadt /* max value for a quad_t */ 681.4Sderaadt#define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1)) 691.4Sderaadt#define QUAD_MIN (-QUAD_MAX-1) /* min value for a quad_t */ 701.4Sderaadt 711.5Sjtc#endif /* !_POSIX_SOURCE && !_XOPEN_SOURCE */ 721.4Sderaadt#endif /* !_ANSI_SOURCE */ 731.5Sjtc 741.5Sjtc#if (!defined(_ANSI_SOURCE)&&!defined(_POSIX_SOURCE)) || defined(_XOPEN_SOURCE) 751.5Sjtc#define LONG_BIT 32 761.5Sjtc#define WORD_BIT 32 771.5Sjtc 781.5Sjtc#define DBL_DIG 15 791.5Sjtc#define DBL_MAX 1.7976931348623157E+308 801.5Sjtc#define DBL_MIN 2.2250738585072014E-308 811.5Sjtc 821.5Sjtc#define FLT_DIG 6 831.5Sjtc#define FLT_MAX 3.40282347E+38F 841.5Sjtc#define FLT_MIN 1.17549435E-38F 851.5Sjtc#endif 86