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/* Copyright (c) 2002-2006 Lucent Technologies; see LICENSE */
#include <stdlib.h>
#include <stdarg.h>
#include "plan9.h"
#include "fmt.h"
#include "fmtdef.h"
int
vsnprint(char *buf, int len, char *fmt, va_list args)
{
Fmt f;
if(len <= 0)
return -1;
f.runes = 0;
f.start = buf;
f.to = buf;
f.stop = buf + len - 1;
f.flush = 0;
f.farg = nil;
f.nfmt = 0;
VA_COPY(f.args,args);
fmtlocaleinit(&f, nil, nil, nil);
dofmt(&f, fmt);
VA_END(f.args);
*(char*)f.to = '\0';
return (char*)f.to - buf;
}
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