--- Ven 2/7/10, Pavel Holejsovsky ha scritto:
> Hi,
>
> I think that following problem shows problematic behavior
> in cygwin 1.7.5, at least incompatible with linux:
>
> #include <stdio.h>
> #include <sys/socket.h>
>
> int main() {
> int sock, option, optlen =
> sizeof(int);
> sock = socket(AF_INET,
> SOCK_STREAM, 0);
> getsockopt(sock, SOL_SOCKET,
> SO_KEEPALIVE, &option, &optlen);
> printf("option=%d,
> optlen=%d\n", option, optlen);
> return 0;
> }
>
> Prints optlen=1, while it is expected to be sizeof(int),
> i.e. 4.
>
> This is most probably because uinderlying winsock call has
> this (mis)behavior, but I think that in cygwin layer this
> could be worked around to be more unix compatible.
>
> This issue is relevant:
>
> SO_KEEPALIVE value is actually a char on Windows, not BOOL
> https://bugzilla.gnome.org/show_bug.cgi?id=611756
>
> And causes glib gio 2.24 to fail certain socket operations
> on cygwin.
>
> thanks,
> Pavel
option=0, optlen=4
on XP-sp2, cygwin 1.7.5s(0.227/5/3) 20100628
MArco
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