[vtkusers] a bug of VTK4.0 ?

[Jeff Lee]

Song Li wrote:

> Hi,
>  I am quite confused with these lines in 
> vtkSocketCommunicator::WaitForConnection(int port) in VTK4.0:
>
>  if ( bind(sock, (sockaddr *)&server, sizeof(server)) )
>     {
>     vtkErrorMacro("Can not bind socket to port " << port);
>     return 0;
>     }
>

equivalent to "if ( bind(sock, (sockaddr *)&server, sizeof(server)) != 
0), not a bug, just compression.
-Jeff

> As I know "bind" returns -1 when there is error, so why it isn't look 
> like " if ( bind(sock, (sockaddr *)&server, sizeof(server)) < 0 )" ? A 
> bug??
>
>-- 
>Song Li
>VRAC(Virtual Reality Application Center),Iowa State University
>Email: lisong at vrac.iastate.edu
>Homepage: http://www.vrac.iastate.edu/~lisong <http://www.vrac.iastate.edu/%7Elisong>
>
>  


-- 
Jeff Lee
Software Engineer
Computational Dynamics North America Ltd
21 Lafayette Street, Suite 230
Lebanon NH 03766 USA
fax:   603 643 9994
phone: 603 643 9993 x109
http://www.cd-adapco.com