snprintf.c File Reference

A snprintf implementation. More...

Macros
#define	VA_LOCAL_DECL   va_list ap
#define	VA_START(f)   va_start(ap, f)
#define	VA_END   va_end(ap)
#define	LDOUBLE   double
#define	DP_S_DEFAULT   0
#define	DP_S_FLAGS   1
#define	DP_S_MIN   2
#define	DP_S_DOT   3
#define	DP_S_MAX   4
#define	DP_S_MOD   5
#define	DP_S_CONV   6
#define	DP_S_DONE   7
#define	DP_F_MINUS   (1 << 0)
#define	DP_F_PLUS   (1 << 1)
#define	DP_F_SPACE   (1 << 2)
#define	DP_F_NUM   (1 << 3)
#define	DP_F_ZERO   (1 << 4)
#define	DP_F_UP   (1 << 5)
#define	DP_F_UNSIGNED   (1 << 6)
#define	DP_C_SHORT   1
#define	DP_C_LONG   2
#define	DP_C_LDOUBLE   3
#define	char_to_int(p)   (p - '0')
#define	MAX(p, q)   ((p >= q) ? p : q)
#define	MIN(p, q)   ((p <= q) ? p : q)

Functions
static int	dopr (char *buffer, size_t maxlen, const char *format, va_list args)
static int	fmtstr (char *buffer, size_t *currlen, size_t maxlen, char *value, int flags, int min, int max)
static int	fmtint (char *buffer, size_t *currlen, size_t maxlen, long value, int base, int min, int max, int flags)
static int	fmtfp (char *buffer, size_t *currlen, size_t maxlen, LDOUBLE fvalue, int min, int max, int flags)
static int	dopr_outch (char *buffer, size_t *currlen, size_t maxlen, char c)
static LDOUBLE	abs_val (LDOUBLE value)
static LDOUBLE	_snp_pow10 (int exp)
static long	_snp_round (LDOUBLE value)
int	strophe_vsnprintf (char *str, size_t count, const char *fmt, va_list args)
int	strophe_snprintf (char *str, size_t count, const char *fmt,...)

Detailed Description

A snprintf implementation.

Macro Definition Documentation

VA_LOCAL_DECL

#define VA_LOCAL_DECL   va_list ap

VA_START

#define VA_START

(

f

)

va_start(ap, f)

VA_END

#define VA_END   va_end(ap)

LDOUBLE

#define LDOUBLE   double

DP_S_DEFAULT

#define DP_S_DEFAULT   0

DP_S_FLAGS

#define DP_S_FLAGS   1

DP_S_MIN

#define DP_S_MIN   2

DP_S_DOT

#define DP_S_DOT   3

DP_S_MAX

#define DP_S_MAX   4

DP_S_MOD

#define DP_S_MOD   5

DP_S_CONV

#define DP_S_CONV   6

DP_S_DONE

#define DP_S_DONE   7

DP_F_MINUS

#define DP_F_MINUS   (1 << 0)

DP_F_PLUS

#define DP_F_PLUS   (1 << 1)

DP_F_SPACE

#define DP_F_SPACE   (1 << 2)

DP_F_NUM

#define DP_F_NUM   (1 << 3)

DP_F_ZERO

#define DP_F_ZERO   (1 << 4)

DP_F_UP

#define DP_F_UP   (1 << 5)

DP_F_UNSIGNED

#define DP_F_UNSIGNED   (1 << 6)

DP_C_SHORT

#define DP_C_SHORT   1

DP_C_LONG

#define DP_C_LONG   2

DP_C_LDOUBLE

#define DP_C_LDOUBLE   3

char_to_int

#define char_to_int

(

p

)

(p - '0')

MAX

#define MAX	(		p,
			q
	)		((p >= q) ? p : q)

MIN

#define MIN	(		p,
			q
	)		((p <= q) ? p : q)

Function Documentation

dopr()

static int dopr ( char *  buffer, size_t  maxlen, const char *  format, va_list  args  )

static

fmtstr()

static int fmtstr ( char *  buffer, size_t *  currlen, size_t  maxlen, char *  value, int  flags, int  min, int  max  )

static

fmtint()

static int fmtint ( char *  buffer, size_t *  currlen, size_t  maxlen, long  value, int  base, int  min, int  max, int  flags  )

static

fmtfp()

static int fmtfp ( char *  buffer, size_t *  currlen, size_t  maxlen, LDOUBLE  fvalue, int  min, int  max, int  flags  )

static

dopr_outch()

static int dopr_outch ( char *  buffer, size_t *  currlen, size_t  maxlen, char  c  )

static

abs_val()

static LDOUBLE abs_val ( LDOUBLE  value )

static

_snp_pow10()

static LDOUBLE _snp_pow10 ( int  exp )

static

_snp_round()

static long _snp_round ( LDOUBLE  value )

static

strophe_vsnprintf()

int strophe_vsnprintf	(	char *	str,
		size_t	count,
		const char *	fmt,
		va_list	args
	)

strophe_snprintf()

int strophe_snprintf	(	char *	str,
		size_t	count,
		const char *	fmt,
			...
	)