freebsd-dev/contrib/ntp/libntp/snprintf.c
2004-07-20 15:01:56 +00:00

63 lines
866 B
C

#include <config.h>
#if !HAVE_SNPRINTF
#include <sys/types.h>
#ifdef __STDC__
#include <stdarg.h>
#else
#include <varargs.h>
#endif
#include <stdio.h>
#include "l_stdlib.h"
#ifdef __STDC__
int snprintf(char *str, size_t n, const char *fmt, ...)
#else
int snprintf(str, n, fmt, va_alist)
char *str;
size_t n;
const char *fmt;
va_dcl
#endif
{
va_list ap;
int rval;
#ifdef VSPRINTF_CHARSTAR
char *rp;
#endif
#ifdef __STDC__
va_start(ap, fmt);
#else
va_start(ap);
#endif
#ifdef VSPRINTF_CHARSTAR
rp = vsprintf(str, fmt, ap);
va_end(ap);
return (strlen(rp));
#else
rval = vsprintf(str, fmt, ap);
va_end(ap);
return (rval);
#endif
}
int
vsnprintf(
char *str,
size_t n,
const char *fmt,
va_list ap
)
{
#ifdef VSPRINTF_CHARSTAR
return (strlen(vsprintf(str, fmt, ap)));
#else
return (vsprintf(str, fmt, ap));
#endif
}
#else
int snprintf_bs;
#endif