glibc calls more write() than necessary

[Carlos O'Donell]

On 1/21/07, Matthieu Lemerre <racin@free.fr> wrote:
> I first agreed to this, but I then tried the following test case:
>
> int
> main (int argc, char **argv)
> {
>   printf ("\n"); /* Does not work when there is only one printf.  */
>   printf ("\nhello\n\n\n\n\n\n\n\nee\nee\n\n\n\nee\n\n\n\n\n\n");
> }
>
> So flushes are already sometimes done together.
>
> Note: The second printf compacts the write only if there was already a
> non-empty printf before.  I guess it depends on whether a buffer has
> already been allocated or not.

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c.