snprintf.c File Reference

#include <sys/types.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <assert.h>
#include <errno.h>

Include dependency graph for snprintf.c:

Defines
#define	PORTABLE_SNPRINTF_VERSION_MAJOR   2
#define	PORTABLE_SNPRINTF_VERSION_MINOR   2
#define	isdigit(c)   ((c) >= '0' && (c) <= '9')
#define	breakeven_point   6 /* some reasonable one-size-fits-all value */
#define	fast_memcpy(d, s, n)
#define	fast_memset(d, c, n)
Functions
int	portable_snprintf (char *str, size_t str_m, const char *fmt,...)
int	portable_vsnprintf (char *str, size_t str_m, const char *fmt, va_list ap)

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Define Documentation

#define breakeven_point   6 /* some reasonable one-size-fits-all value */

#define fast_memcpy (  d, s, n   )

Value: { register size_t nn = (size_t)(n); \ if (nn >= breakeven_point) memcpy((d), (s), nn); \ else if (nn > 0) { /* proc call overhead is worth only for large strings*/\ register char *dd; register const char *ss; \ for (ss=(s), dd=(d); nn>0; nn--) *dd++ = *ss++; } }

#define fast_memset (  d, c, n   )

Value: { register size_t nn = (size_t)(n); \ if (nn >= breakeven_point) memset((d), (int)(c), nn); \ else if (nn > 0) { /* proc call overhead is worth only for large strings*/\ register char *dd; register const int cc=(int)(c); \ for (dd=(d); nn>0; nn--) *dd++ = cc; } }

#define isdigit (  c   )     ((c) >= '0' && (c) <= '9')

#define PORTABLE_SNPRINTF_VERSION_MAJOR   2

#define PORTABLE_SNPRINTF_VERSION_MINOR   2

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Function Documentation

int portable_snprintf (  char *  str, size_t  str_m, const char *  fmt, ...  )

int portable_vsnprintf (  char *  str, size_t  str_m, const char *  fmt, va_list  ap )

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