sfvscanf.c File Reference

#include <assert.h>
#include <inttypes.h>
#include <limits.h>
#include <sfio/sfhdr.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
#include <util/gv_ctype.h>

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Macros
#define	MAXWIDTH   INT_MAX
#define	SFGETC(f, c)   (((c) = getc(f)) < 0 ? c : (++n_input, c))
#define	SFUNGETC(f, c)

Functions
static const unsigned char *	setclass (const unsigned char *form, bool *accept)
int	sfvscanf (FILE *f, Sffmt_t *ft)

Macro Definition Documentation

MAXWIDTH

#define MAXWIDTH   INT_MAX

Definition at line 25 of file sfvscanf.c.

SFGETC

#define SFGETC	(		f,
			c
	)		(((c) = getc(f)) < 0 ? c : (++n_input, c))

SFUNGETC

#define SFUNGETC	(		f,
			c
	)

Value:

  do { \
  ungetc((c), (f)); \
  --n_input; \
} while (0)

Function Documentation

setclass()

static const unsigned char * setclass ( const unsigned char *  form, bool *  accept  )

static

Parameters

form	format string
accept	accepted characters are set to 1

Definition at line 31 of file sfvscanf.c.

Referenced by sfvscanf().

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sfvscanf()

int sfvscanf	(	FILE *	f,
		Sffmt_t *	ft
	)

Parameters

f	file to be scanned
ft	Formatting instructions

Definition at line 68 of file sfvscanf.c.

References _Sfcv36, _Sfcv64, _Sffmtintf, _Sftype, Argv_t::d, dot, _sffmt_s::extf, flags, _sffmt_s::flags, FMTCMP, FMTGET, FMTSET, _sffmt_s::form, Argv_t::ft, gv_isdigit(), gv_isspace(), Argv_t::i, LEFTP, Argv_t::ll, Argv_t::lu, MAXWIDTH, NULL, RIGHTP, Argv_t::s, setclass(), SF_MAXDIGITS, SF_RADIX, SFFMT_ALTER, SFFMT_FLOAT, SFFMT_IFLAG, SFFMT_INT, SFFMT_JFLAG, SFFMT_LDOUBLE, SFFMT_LLONG, SFFMT_LONG, SFFMT_MINUS, SFFMT_SHORT, SFFMT_SKIP, SFFMT_SSHORT, SFFMT_TFLAG, SFFMT_TYPES, SFFMT_UINT, SFFMT_VALUE, SFFMT_ZFLAG, SFGETC, SFUNGETC, _sffmt_s::size, uchar, ulong, ushort, and Argv_t::vp.

Referenced by scan().

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