[Patch] Add performance/filebuf_copy.cc

[Nathan Myers]

On Thu, Jun 26, 2003 at 02:10:20PM +0200, Paolo Carlini wrote:
> Hi,
> 
> this is Nathan's nice testcase of a couple of days ago adapted
> to our performance framework.
> 
> If nobody disagree will add very soon!

Let's make some small changes first:

> +  const unsigned long count = 1ul << 28;

  const unsigned long count = 1ul << 30;

> +    int c = getc_unlocked(fpi); 
> +    if (c != EOF) {
> +      putc_unlocked(c, fpo);
> +    }

    int c = getc_unlocked(fpi); 
    if (c == EOF || putc_unlocked(c, fpo) == EOF)
      break;

> +    int c = in.sbumpc(); 
> +    if (c != EOF) {
> +      out.sputc(c);
> +    }

    int c = in.sbumpc(); 
    if (c == EOF || out.sputc(c) == EOF)
      break

(blushing)

Nathan Myers
ncm-nospam@cantrip.org