/* $OpenBSD: limits.h,v 1.13 2005/12/31 19:29:38 millert Exp $ */ /* $NetBSD: limits.h,v 1.7 1994/10/26 00:56:00 cgd Exp $ */ /* * Copyright (c) 1988 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)limits.h 5.9 (Berkeley) 4/3/91 */ #ifndef _LIMITS_H_ #define _LIMITS_H_ #include <sys/cdefs.h> /* Historically bionic exposed the content of <float.h> from <limits.h> and <sys/limits.h> too. */ #include <float.h> #include <linux/limits.h> #define PASS_MAX 128 /* _PASSWORD_LEN from <pwd.h> */ #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 TMP_MAX 308915776 /* TODO: get all these from the compiler's <limits.h>? */ #define CHAR_BIT 8 #ifdef __LP64__ # define LONG_BIT 64 #else # define LONG_BIT 32 #endif #define SCHAR_MAX 0x7f /* max value for a signed char */ #define SCHAR_MIN (-0x7f-1) /* min value for a signed char */ #define UCHAR_MAX 0xffU /* max value for an unsigned char */ #ifdef __CHAR_UNSIGNED__ # define CHAR_MIN 0 /* min value for a char */ # define CHAR_MAX 0xff /* max value for a char */ #else # define CHAR_MAX 0x7f # define CHAR_MIN (-0x7f-1) #endif #define USHRT_MAX 0xffffU /* max value for an unsigned short */ #define SHRT_MAX 0x7fff /* max value for a short */ #define SHRT_MIN (-0x7fff-1) /* min value for a short */ #define UINT_MAX 0xffffffffU /* max value for an unsigned int */ #define INT_MAX 0x7fffffff /* max value for an int */ #define INT_MIN (-0x7fffffff-1) /* min value for an int */ #ifdef __LP64__ # define ULONG_MAX 0xffffffffffffffffUL /* max value for unsigned long */ # define LONG_MAX 0x7fffffffffffffffL /* max value for a signed long */ # define LONG_MIN (-0x7fffffffffffffffL-1) /* min value for a signed long */ #else # define ULONG_MAX 0xffffffffUL /* max value for an unsigned long */ # define LONG_MAX 0x7fffffffL /* max value for a long */ # define LONG_MIN (-0x7fffffffL-1)/* min value for a long */ #endif # define ULLONG_MAX 0xffffffffffffffffULL /* max value for unsigned long long */ # define LLONG_MAX 0x7fffffffffffffffLL /* max value for a signed long long */ # define LLONG_MIN (-0x7fffffffffffffffLL-1) /* min value for a signed long long */ /* GLibc compatibility definitions. Note that these are defined by GCC's <limits.h> only when __GNU_LIBRARY__ is defined, i.e. when targetting GLibc. */ #ifndef LONG_LONG_MIN #define LONG_LONG_MIN LLONG_MIN #endif #ifndef LONG_LONG_MAX #define LONG_LONG_MAX LLONG_MAX #endif #ifndef ULONG_LONG_MAX #define ULONG_LONG_MAX ULLONG_MAX #endif #if defined(__USE_BSD) || defined(__BIONIC__) /* Historically bionic exposed these. */ # define UID_MAX UINT_MAX /* max value for a uid_t */ # define GID_MAX UINT_MAX /* max value for a gid_t */ #if defined(__LP64__) #define SIZE_T_MAX ULONG_MAX #else #define SIZE_T_MAX UINT_MAX #endif #endif #if defined(__LP64__) #define SSIZE_MAX LONG_MAX #else #define SSIZE_MAX INT_MAX #endif #define MB_LEN_MAX 4 #define IOV_MAX 1024 #define SEM_VALUE_MAX 0x3fffffff /* POSIX says these belong in <unistd.h> but BSD has some in <limits.h>. */ #include <bits/posix_limits.h> #define HOST_NAME_MAX _POSIX_HOST_NAME_MAX #define _POSIX_VERSION 200809L /* Posix C language bindings version */ #define _POSIX2_VERSION -1 /* we don't support Posix command-line tools */ #define _XOPEN_VERSION 700 /* by Posix definition */ /* >= _POSIX_THREAD_DESTRUCTOR_ITERATIONS */ #define PTHREAD_DESTRUCTOR_ITERATIONS 4 /* >= _POSIX_THREAD_KEYS_MAX */ #define PTHREAD_KEYS_MAX 128 /* bionic has no specific limit */ #undef PTHREAD_THREADS_MAX #endif /* !_LIMITS_H_ */