4.6.4 on Solaris and MSG_NOSIGNAL

[Albert Chin]

On Mon, May 29, 2017 at 10:12:11PM -0500, Albert Chin via samba-technical wrote:
> Samba-4.6.4 fails to build on Solaris because MSG_NOSIGNAL is not
> available. This is used in source3/lib/messages_dgm.c. According to
> send(3) on Solaris, only MSG_OOB and MSG_DONTROUTE are flags to
> sendmsg().
>         ...
>         {
>                 uint8_t buf[fdlen];
> 
>                 msghdr_prep_fds(&msg, buf, fdlen, fds, num_fds);
> 
>                 do {
>                         ret = sendmsg(sock, &msg, MSG_NOSIGNAL);
>                 } while ((ret == -1) && (errno == EINTR));
>         }
> 
> How should this be fixed? Should we just replace MSG_NOSIGNAL with 0?

AIX 5.3 doesn't have MSG_NOSIGNAL either.

-- 
albert chin (china at thewrittenword.com)