missing.h File Reference

(b76ad15ed0da636161de0243c547ee1e6fc95681)

Prototype for *.c in ./missing, and for missing timeval struct. More...

#include "ruby/internal/config.h"
#include <cmath>
#include "ruby/internal/dllexport.h"

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Data Structures
struct	timeval
struct	timespec
struct	timezone
union	bytesequence4_or_float

Macros
#define	M_PI   3.14159265358979323846
#define	M_PI_2   (M_PI/2)
#define	INFINITY   (rb_infinity.float_value)
#define	USE_RB_INFINITY   1
#define	NAN   (rb_nan.float_value)
#define	USE_RB_NAN   1
#define	HUGE_VAL   ((double)INFINITY)
#define	HAVE_FINITE   1
#define	finite(x)   isfinite(x)

Functions
RUBY_EXTERN double	acosh (double)
RUBY_EXTERN double	asinh (double)
RUBY_EXTERN double	atanh (double)
RUBY_EXTERN char *	crypt (const char *, const char *)
RUBY_EXTERN int	eaccess (const char *, int)
RUBY_EXTERN double	round (double)
RUBY_EXTERN int	flock (int, int)
RUBY_EXTERN double	hypot (double, double)
RUBY_EXTERN double	erf (double)
RUBY_EXTERN double	erfc (double)
RUBY_EXTERN double	tgamma (double)
RUBY_EXTERN double	lgamma_r (double, int *)
RUBY_EXTERN double	cbrt (double)
RUBY_EXTERN double	nan (const char *)
RUBY_EXTERN double	nextafter (double x, double y)
RUBY_EXTERN void *	memmove (void *, const void *, size_t)
RUBY_EXTERN char *	strchr (const char *, int)
RUBY_EXTERN char *	strrchr (const char *, int)
RUBY_EXTERN char *	strerror (int)
RUBY_EXTERN char *	strstr (const char *, const char *)
RUBY_EXTERN size_t	strlcpy (char *, const char *, size_t)
RUBY_EXTERN size_t	strlcat (char *, const char *, size_t)
RUBY_EXTERN int	ffs (int)
RUBY_EXTERN void	setproctitle (const char *fmt,...)
RUBY_EXTERN void	explicit_bzero (void *b, size_t len)

Variables
RUBY_EXTERN const union bytesequence4_or_float	rb_infinity
RUBY_EXTERN const union bytesequence4_or_float	rb_nan

Detailed Description

Prototype for *.c in ./missing, and for missing timeval struct.

Author

$Author$

Date

Sat May 11 23:46:03 JST 2002

Copyright

This file is a part of the programming language Ruby. Permission is hereby granted, to either redistribute and/or modify this file, provided that the conditions mentioned in the file COPYING are met. Consult the file for details.

Definition in file missing.h.

Macro Definition Documentation

finite

#define finite

(

x

)

isfinite(x)

Definition at line 153 of file missing.h.

HAVE_FINITE

#define HAVE_FINITE   1

Definition at line 152 of file missing.h.

HUGE_VAL

#define HUGE_VAL   ((double)INFINITY)

Definition at line 148 of file missing.h.

INFINITY

#define INFINITY   (rb_infinity.float_value)

Definition at line 136 of file missing.h.

M_PI

#define M_PI   3.14159265358979323846

Definition at line 44 of file missing.h.

M_PI_2

#define M_PI_2   (M_PI/2)

Definition at line 47 of file missing.h.

NAN

#define NAN   (rb_nan.float_value)

Definition at line 143 of file missing.h.

USE_RB_INFINITY

#define USE_RB_INFINITY   1

Definition at line 137 of file missing.h.

USE_RB_NAN

#define USE_RB_NAN   1

Definition at line 144 of file missing.h.

Function Documentation

acosh()

RUBY_EXTERN double acosh

(

double

)

Definition at line 36 of file acosh.c.

References BIG_CRITERIA.

asinh()

RUBY_EXTERN double asinh

(

double

)

Definition at line 52 of file acosh.c.

References BIG_CRITERIA, DBL_MANT_DIG, neg, and SMALL_CRITERIA.

atanh()

RUBY_EXTERN double atanh

(

double

)

Definition at line 75 of file acosh.c.

References neg, and SMALL_CRITERIA.

cbrt()

RUBY_EXTERN double cbrt

(

double

)

Definition at line 4 of file cbrt.c.

crypt()

RUBY_EXTERN char* crypt	(	const char *	,
		const char *
	)

eaccess()

RUBY_EXTERN int eaccess	(	const char *	,
		int
	)

Definition at line 1504 of file file.c.

References access, getegid(), geteuid(), getgid(), getuid(), S_IXUGO, STAT, stat, and X_OK.

erf()

RUBY_EXTERN double erf

(

double

)

Definition at line 56 of file erf.c.

References finite.

erfc()

RUBY_EXTERN double erfc

(

double

)

Definition at line 66 of file erf.c.

References finite.

explicit_bzero()

RUBY_EXTERN void explicit_bzero	(	void *	b,
		size_t	len
	)

Definition at line 77 of file explicit_bzero.c.

References len.

ffs()

RUBY_EXTERN int ffs

(

int

)

Definition at line 6 of file ffs.c.

flock()

RUBY_EXTERN int flock	(	int	,
		int
	)

Definition at line 125 of file flock.c.

hypot()

RUBY_EXTERN double hypot	(	double	,
		double
	)

Definition at line 6 of file hypot.c.

References y.

lgamma_r()

RUBY_EXTERN double lgamma_r	(	double	,
		int *
	)

Definition at line 63 of file lgamma_r.c.

References f, HUGE_VAL, LOG_PI, PI, and signbit().

memmove()

RUBY_EXTERN void* memmove	(	void *	,
		const void *	,
		size_t
	)

Definition at line 7 of file memmove.c.

Referenced by rb_w32_fdclr().

nan()

RUBY_EXTERN double nan

(

const char *

)

Definition at line 7 of file nan.c.

References assert, buf, free(), len, malloc, NAN, NULL, snprintf, and strtod.

Referenced by VpGetDoubleNaN().

nextafter()

RUBY_EXTERN double nextafter	(	double	x,
		double	y
	)

Definition at line 9 of file nextafter.c.

References DBL_EPSILON, DBL_MANT_DIG, DBL_MAX, DBL_MIN, DBL_MIN_EXP, and y.

round()

RUBY_EXTERN double round

(

double

)

Definition at line 92 of file numeric.c.

References f.

setproctitle()

RUBY_EXTERN void setproctitle	(	const char *	fmt,
			...
	)

Definition at line 139 of file setproctitle.c.

References len, NULL, SPT_PADCHAR, strlcpy(), strlen(), and vsnprintf.

strchr()

RUBY_EXTERN char* strchr	(	const char *	,
		int
	)

Definition at line 8 of file strchr.c.

References strlen().

strerror()

RUBY_EXTERN char* strerror

(

int

)

Definition at line 11 of file strerror.c.

References snprintf, and sys_errlist.

Referenced by rb_maygvl_fd_fix_cloexec(), and rb_threadptr_root_fiber_setup().

strlcat()

RUBY_EXTERN size_t strlcat	(	char *	,
		const char *	,
		size_t
	)

Definition at line 31 of file strlcat.c.

References strlen().

strlcpy()

RUBY_EXTERN size_t strlcpy	(	char *	,
		const char *	,
		size_t
	)

Definition at line 29 of file strlcpy.c.

Referenced by setproctitle().

strrchr()

RUBY_EXTERN char* strrchr	(	const char *	,
		int
	)

Definition at line 20 of file strchr.c.

References strlen().

strstr()

RUBY_EXTERN char* strstr	(	const char *	,
		const char *
	)

Definition at line 8 of file strstr.c.

References strlen().

tgamma()

RUBY_EXTERN double tgamma

(

double

)

Definition at line 51 of file tgamma.c.

References domain_error, f, HUGE_VAL, and PI.

Variable Documentation

rb_infinity

RUBY_EXTERN const union bytesequence4_or_float rb_infinity

Definition at line 135 of file missing.h.

rb_nan

RUBY_EXTERN const union bytesequence4_or_float rb_nan

Definition at line 142 of file missing.h.