_hdtoa.c File Reference

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Detailed Description

This file is largely identical to the FreeBSD 6.1 distribution, in /usr/src/lib/libc/gdtoa/_hdtoa.c.

Definition in file _hdtoa.c.

#include "compat/fpclassify.h"
#include <sys/cdefs.h>
#include <float.h>
#include <limits.h>
#include <math.h>
#include "fpmath.h"
#include "gdtoaimp.h"

Go to the source code of this file.

Defines
#define	_GNU_SOURCE
#define	__FBSDID(x)
#define	INFSTR   "Infinity"
#define	NANSTR   "NaN"
#define	DBL_ADJ   (DBL_MAX_EXP - 2 + ((DBL_MANT_DIG - 1) % 4))
#define	LDBL_ADJ   (LDBL_MAX_EXP - 2 + ((LDBL_MANT_DIG - 1) % 4))
Functions
	__FBSDID ("$FreeBSD: src/lib/libc/gdtoa/_hdtoa.c,v 1.3 2005/01/18 18:44:07 das Exp $")
static int	roundup (char *s0, int ndigits)
static void	dorounding (char *s0, int ndigits, int sign, int *decpt)
char *	__hdtoa (double d, const char *xdigs, int ndigits, int *decpt, int *sign, char **rve)
char *	__hldtoa (long double e, const char *xdigs, int ndigits, int *decpt, int *sign, char **rve)

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Define Documentation

#define __FBSDID

(

x

)

Definition at line 53 of file _hdtoa.c.

#define _GNU_SOURCE

Definition at line 49 of file _hdtoa.c.

#define DBL_ADJ   (DBL_MAX_EXP - 2 + ((DBL_MANT_DIG - 1) % 4))

Definition at line 66 of file _hdtoa.c.

Referenced by __hdtoa().

#define INFSTR   "Infinity"

Definition at line 63 of file _hdtoa.c.

Referenced by __hdtoa().

#define LDBL_ADJ   (LDBL_MAX_EXP - 2 + ((LDBL_MANT_DIG - 1) % 4))

Definition at line 67 of file _hdtoa.c.

#define NANSTR   "NaN"

Definition at line 64 of file _hdtoa.c.

Referenced by __hdtoa().

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Function Documentation

__FBSDID	(	"$FreeBSD: src/lib/libc/gdtoa/_hdtoa.	c,
		v 1.3 2005/01/18 18:44:07 das Exp $"
	)

char* __hdtoa	(	double	d,
		const char *	xdigs,
		int	ndigits,
		int *	decpt,
		int *	sign,
		char **	rve
	)

Definition at line 149 of file _hdtoa.c.

References IEEEd2bits::bits, IEEEd2bits::d, DBL_ADJ, DBL_MANL_SIZE, dorounding(), IEEEd2bits::exp, INFSTR, IEEEd2bits::manh, IEEEd2bits::manl, NANSTR, and IEEEd2bits::sign.

Referenced by __hldtoa(), and vsnprintf().

char* __hldtoa	(	long double	e,
		const char *	xdigs,
		int	ndigits,
		int *	decpt,
		int *	sign,
		char **	rve
	)

Definition at line 338 of file _hdtoa.c.

References __hdtoa().

Referenced by vsnprintf().

static void dorounding	(	char *	s0,
		int	ndigits,
		int	sign,
		int *	decpt
	)			[static]

Definition at line 97 of file _hdtoa.c.

References roundup().

Referenced by __hdtoa().

static int roundup	(	char *	s0,
		int	ndigits
	)			[static]

Definition at line 75 of file _hdtoa.c.

Referenced by dorounding().

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