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Diffstat (limited to 'include/float.h')
| -rw-r--r-- | include/float.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/include/float.h b/include/float.h new file mode 100644 index 0000000..24ffe8b --- /dev/null +++ b/include/float.h @@ -0,0 +1,95 @@ +/* $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_ */ |