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Re: Longstanding __USE_W32_SOCKETS hiccup.
Corinna Vinschen wrote:
> On Aug 7 18:08, Dave Korn wrote:
>> Christopher Faylor wrote:
>>
>>> I haven't been paying close attention here but why are we bothering to
>>> accommodate use of winsock2.h and time.h. This is really only for
>>> Cygwin itself right?
>> Nope.
>>
>>> Otherwise, I don't think we should worry about people trying to mix
>>> winsock.h in true Cygwin programs.
>> It seems to have worked well enough for GNAT in gcc-4.3.2 and earlier, but GCC
>> HEAD has undergone some sort of refactoring that means we now get a duplicate
>> definition of timeval during compilation of libada. This is aimed at fixing
>> that problem.
>
> Why is libada including winsock2.h when being build for Cygwin? That's
> a bug.
No, it's by design. For some reason, presumably historical, the ada compiler
is a hybrid of cyg and ming. It works well enough using winsock sockets; the
only bug is that it doesn't use __USE_W32_SOCKETS while doing so. Previously it
got away with it by luck, now it doesn't.
cheers,
DaveK