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Re: getsockopt error

From: Ferenc Wágner
Subject: Re: getsockopt error
Date: Fri, 12 Jan 2018 01:25:15 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)

Samuel Thibault <samuel.thibault@gnu.org> writes:

> Ferenc Wágner, on ven. 12 janv. 2018 00:03:21 +0100, wrote:
>> Samuel Thibault <sthibault@debian.org> writes:
>>> Ferenc Wágner, on jeu. 11 janv. 2018 16:13:21 +0100, wrote:
>>>>    s = socket (AF_UNIX, SOCK_STREAM, 0);
>>>>    rc = getsockopt (s, SOL_SOCKET, SO_SNDBUF, &optval, &optlen);
>>>> getsockopt: Protocol not available
>>> It hasn't been implemented in pflocal/ indeed. IIRC Svante started
>>> something?  The get part should be quite easy, the set part is more
>>> involved since that may have to wake writers.  That should be done in
>>> S_socket_getopt and S_socket_setopt.
>> Thanks for looking into this.
> (note: I didn't add it to my TODO list which is already too full)

I didn't even dream of that.  But you did some research to find the
answer to my question, for which I thanked you.

>> Meanwhile, what's the actual UNIX socket buffer size on Hurd?
> libpipe/pipe.c:  new->write_limit = 16*1024;
> apparently.

Thanks again, this might be enough for now.

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