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Mail Archives: cygwin/1996/11/25/10:53:05

From: miguelb AT omega DOT lncc DOT br (Fabricio Chalub)
Subject: Re: Sockets in gnu-win32
25 Nov 1996 10:53:05 -0800 :
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References: <199611242044 DOT MAA20139 AT cirdan DOT cygnus DOT com>
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Original-To: Geoffrey Noer <noer AT cygnus DOT com>
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Geoffrey Noer wrote:
> 
> Fabricio Chalub taps on the keyboard:
> >
> > The sockets support in gnu-win32 works just fine, but is standing on the
> > thin ice... for example, some functions are missing, some headers points
> > to void and some functions are mapped in a poor way...  in
> > <sys/socket.h>, we have this lovely---what should I call---workaround:
> >
> >       #define socket cygwin32_socket
> >
> > which of course maps the BSD API to a function that in turn probably
> > calls the Winsock32 API (too many function calls, but I guess that's
> > normal when one maps some system into another.)
> [...]
> 
> The way sockets work, we export socket-related functions in the cygwin.dll
> as cygwin32_funcname and then use defines to map these names to the
> ordinary ones.
> 
> In normal use, you will get the cygwin32 sockets.  However, if you choose
> to use WinSock, you can do so without giving up access to the rest of the
> Cygwin32 API simply by not including the <sys/socket.h> header.
> 
> If anyone can think of a better way of doing this, please let me know...
> 

But why do you have to define the names as cygwin32_xxx and *then*
redefine as xxx?  Why just don't write the functions with their real
names?  Are there any conflicts?  I mean, I don't think that anyone
would use *both* WinSock and Sockets at the same time. :)

[]s fabricio chalub
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