00001 /*- 00002 * Copyright (c) 1988, 1993 00003 * The Regents of the University of California. All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 4. Neither the name of the University nor the names of its contributors 00014 * may be used to endorse or promote products derived from this software 00015 * without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 00018 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 00021 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00022 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00023 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00024 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00025 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00026 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00027 * SUCH DAMAGE. 00028 * 00029 * $FreeBSD: src/sys/sys/limits.h,v 1.9 2005/01/07 02:29:23 imp Exp $ 00030 */ 00031 00032 #ifndef _SYS_LIMITS_H_ 00033 #define _SYS_LIMITS_H_ 00034 00035 #include <sys/cdefs.h> 00036 #include <machine/_limits.h> 00037 00038 #define CHAR_BIT __CHAR_BIT /* number of bits in a char */ 00039 00040 #define SCHAR_MAX __SCHAR_MAX /* max value for a signed char */ 00041 #define SCHAR_MIN __SCHAR_MIN /* min value for a signed char */ 00042 00043 #define UCHAR_MAX __UCHAR_MAX /* max value for an unsigned char */ 00044 00045 #ifdef __CHAR_UNSIGNED__ 00046 #define CHAR_MAX UCHAR_MAX /* max value for a char */ 00047 #define CHAR_MIN 0 /* min value for a char */ 00048 #else 00049 #define CHAR_MAX SCHAR_MAX 00050 #define CHAR_MIN SCHAR_MIN 00051 #endif 00052 00053 #define USHRT_MAX __USHRT_MAX /* max value for an unsigned short */ 00054 #define SHRT_MAX __SHRT_MAX /* max value for a short */ 00055 #define SHRT_MIN __SHRT_MIN /* min value for a short */ 00056 00057 #define UINT_MAX __UINT_MAX /* max value for an unsigned int */ 00058 #define INT_MAX __INT_MAX /* max value for an int */ 00059 #define INT_MIN __INT_MIN /* min value for an int */ 00060 00061 #define ULONG_MAX __ULONG_MAX /* max for an unsigned long */ 00062 #define LONG_MAX __LONG_MAX /* max for a long */ 00063 #define LONG_MIN __LONG_MIN /* min for a long */ 00064 00065 #ifdef __LONG_LONG_SUPPORTED 00066 #define ULLONG_MAX __ULLONG_MAX /* max for an unsigned long long */ 00067 #define LLONG_MAX __LLONG_MAX /* max for a long long */ 00068 #define LLONG_MIN __LLONG_MIN /* min for a long long */ 00069 #endif 00070 00071 #if __POSIX_VISIBLE || __XSI_VISIBLE 00072 #define SSIZE_MAX __SSIZE_MAX /* max value for an ssize_t */ 00073 #endif 00074 00075 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE 00076 #define SIZE_T_MAX __SIZE_T_MAX /* max value for a size_t */ 00077 00078 #define OFF_MAX __OFF_MAX /* max value for an off_t */ 00079 #define OFF_MIN __OFF_MIN /* min value for an off_t */ 00080 #endif 00081 00082 #if __BSD_VISIBLE 00083 #define GID_MAX UINT_MAX /* max value for a gid_t */ 00084 #define UID_MAX UINT_MAX /* max value for a uid_t */ 00085 00086 #define UQUAD_MAX (__UQUAD_MAX) /* max value for a uquad_t */ 00087 #define QUAD_MAX (__QUAD_MAX) /* max value for a quad_t */ 00088 #define QUAD_MIN (__QUAD_MIN) /* min value for a quad_t */ 00089 #endif 00090 00091 #if __XSI_VISIBLE 00092 #define LONG_BIT __LONG_BIT 00093 #define WORD_BIT __WORD_BIT 00094 #endif 00095 00096 #endif /* !_SYS_LIMITS_H_ */