FreeTDS Development Group

[Frediano Ziglio <freddyz77 AT tin.it>]

...
> 
> I think the problem lies in Microsoft's semantics for connect(2).  Our code
> expects BSD semantics:
> 
>       retval = connect(tds->s, (struct sockaddr *) &sin, sizeof(sin));
>        if (retval < 0 && errno == EINPROGRESS)
>               retval = 0;
> 
> Microsoft doesn't return -1 and set errno.  They return SOCKET_ERROR (-1),
> and say WSAGetLastError() will return WSAEWOULDBLOCK.  They don't touch
> errno.  
> 
> Here's a quick hack:
> 
>       retval = connect(tds->s, (struct sockaddr *) &sin, sizeof(sin));
> # if WIN32
>        if (retval < 0 && WSAGetLastError() == WSAEWOULDBLOCK)
> # else
>        if (retval < 0 && errno == EINPROGRESS)
> # endif
>               retval = 0;
> 
> Does that make any difference?
> 

I put a fix on CVS (seconds ago) using sock_errno instead of errno (just
a macro that fix this problem in write.c)

freddy77