/* $OpenBSD: float.h,v 1.1 2012/06/26 16:16:16 deraadt Exp $ */ /* * Copyright (c) 1989 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. */ #ifndef _FLOAT_H_ #define _FLOAT_H_ #include <sys/cdefs.h> #include <machine/_float.h> __BEGIN_DECLS int __flt_rounds(void); __END_DECLS #define FLT_RADIX __FLT_RADIX /* b */ #define FLT_ROUNDS __FLT_ROUNDS #if __ISO_C_VISIBLE >= 1999 #define FLT_EVAL_METHOD __FLT_EVAL_METHOD /* long double */ #endif #define FLT_MANT_DIG __FLT_MANT_DIG /* p */ #define FLT_EPSILON __FLT_EPSILON /* b**(1-p) */ #ifndef FLT_DIG #define FLT_DIG __FLT_DIG /* floor((p-1)*log10(b))+(b == 10) */ #endif #define FLT_MIN_EXP __FLT_MIN_EXP /* emin */ #ifndef FLT_MIN #define FLT_MIN __FLT_MIN /* b**(emin-1) */ #endif #define FLT_MIN_10_EXP __FLT_MIN_10_EXP /* ceil(log10(b**(emin-1))) */ #define FLT_MAX_EXP __FLT_MAX_EXP /* emax */ #ifndef FLT_MAX #define FLT_MAX __FLT_MAX /* (1-b**(-p))*b**emax */ #endif #define FLT_MAX_10_EXP __FLT_MAX_10_EXP /* floor(log10((1-b**(-p))*b**emax)) */ #define DBL_MANT_DIG __DBL_MANT_DIG #define DBL_EPSILON __DBL_EPSILON #ifndef DBL_DIG #define DBL_DIG __DBL_DIG #endif #define DBL_MIN_EXP __DBL_MIN_EXP #ifndef DBL_MIN #define DBL_MIN __DBL_MIN #endif #define DBL_MIN_10_EXP __DBL_MIN_10_EXP #define DBL_MAX_EXP __DBL_MAX_EXP #ifndef DBL_MAX #define DBL_MAX __DBL_MAX #endif #define DBL_MAX_10_EXP __DBL_MAX_10_EXP #define LDBL_MANT_DIG __LDBL_MANT_DIG #define LDBL_EPSILON __LDBL_EPSILON #define LDBL_DIG __LDBL_DIG #define LDBL_MIN_EXP __LDBL_MIN_EXP #define LDBL_MIN __LDBL_MIN #define LDBL_MIN_10_EXP __LDBL_MIN_10_EXP #define LDBL_MAX_EXP __LDBL_MAX_EXP #define LDBL_MAX __LDBL_MAX #define LDBL_MAX_10_EXP __LDBL_MAX_10_EXP #if __ISO_C_VISIBLE >= 1999 #define DECIMAL_DIG __DECIMAL_DIG #endif #endif /* _FLOAT_H_ */