Re: RFC socketpair

[Bastien ROUCARIES]

It seems that we could use DuplicateHandle for the same process see
http://support.microsoft.com/kb/150523/en-us

Bastien

On Tue, May 3, 2011 at 3:00 PM, Bastien ROUCARIES
<address@hidden> wrote:
> On Mon, May 2, 2011 at 3:52 PM, Paolo Bonzini <address@hidden> wrote:
>> On 05/01/2011 04:29 PM, Bastien ROUCARIES wrote:
>>>
>>> Did you test if dup2 work for socket ?
>>>
>>> According tohttp://www.suacommunity.com/dictionary/dup-entry.php
>>> andhttp://blog.csdn.net/linlu11/archive/2008/06/06/2518571.aspx  it
>>> will need more work.
>>
>> dup2 indeed may not work for a socket on Windows.  It would work on Wine,
>> since WSADuplicateSocket is just doing DuplicateHandle on Wine, but I don't
>> know what Windows actually does.
>>
>> That's definitely something to remember, thanks for pointing it out.
>>
>> Paolo
>>
>
> How can we test without a socketpair ?
>
> Moreover I see another non compliance with dup2. After a dup2 of
> stdin/stdout/stderr fprintf(stdout,"%s",some format) will not work
> because it is using the old handle....
>
> So we must use special code for fd 0,1,2
>
> BTW it seems that dup fail with bad handle
> http://www.winsockprogramming.info/stdio-socket
>
> Bastien
>