freebsd-dev/contrib/nvi/clib/snprintf.c

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#include "config.h"
#include <sys/types.h>
#include <stdio.h>
#ifdef __STDC__
#include <stdarg.h>
#else
#include <varargs.h>
#endif
/*
* PUBLIC: #ifndef HAVE_SNPRINTF
* PUBLIC: int snprintf __P((char *, size_t, const char *, ...));
* PUBLIC: #endif
*/
int
#ifdef __STDC__
snprintf(char *str, size_t n, const char *fmt, ...)
#else
snprintf(str, n, fmt, va_alist)
char *str;
size_t n;
const char *fmt;
va_dcl
#endif
{
va_list ap;
int rval;
#ifdef __STDC__
va_start(ap, fmt);
#else
va_start(ap);
#endif
#ifdef SPRINTF_RET_CHARPNT
(void)vsprintf(str, fmt, ap);
va_end(ap);
return (strlen(str));
#else
rval = vsprintf(str, fmt, ap);
va_end(ap);
return (rval);
#endif
}