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Posted to dev@httpd.apache.org by Ben Laurie <be...@gonzo.ben.algroup.co.uk> on 1996/04/01 17:34:28 UTC
Re: HostAlias...
>
>
> On the subject of write() and fwrite(), one catch
> might be that the first one returns -1 on a fail whereas the
> latter returns 0 I think, so a loop like
>
> while(n && !r->connection->aborted) {
> w=fwrite(&buf[o],sizeof(char),n,c->client);
> n-=w;
> o+=w;
> };
>
> goes OK, but this goes bang
No it doesn't ... you need something more like:
do
{
w=fwrite(&buf[o],sizeof(char),n,c->client);
n-=w;
o+=w;
}
while(w && n && !r->connection->aborted);
>
> while(n && !r->connection->aborted) {
> w=write(....; /* returns -1 on a fail ! */
> n-=w;
> o+=w;
> };
>
> I got caught by that recently.
>
And in this case:
do
{
w=write(...
n-=w;
o+=w;
}
while(w > 0 && n && !r->connection->aborted);
Cheers,
Ben.
> Dw.
--
Ben Laurie Phone: +44 (181) 994 6435
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