#include "internal.h"

int
fmt·vwrite(fmt·State *io, char *fmt, va_list args)
{
    int n;
    va_list tmp;

    io->flag = io->width = io->prec = 0;

    va_copy(tmp, io->args);
    va_end(io->args);

    va_copy(io->args,args);
    n = fmt·do(io, fmt);
    va_end(io->args);

    va_copy(io->args, tmp);
    va_end(tmp);

    io->flag = io->width = io->prec = 0;

    if(n >= 0)
        return 0;
    return n;
}