[IRCServices] Patch: Flush write buffer on connect

[Andrew Church]

Fixed for the next release.  Thanks for the report!

  --Andrew Church
    achurch at achurch.org
    http://achurch.org/

>Hi!
>
>The attached patch fixes the problem that IRCServices don't flush the  
>write buffer when the connection to the server is establised and data  
>has already been written to the buffer.
>
>This caused the server to disconnect IRCServices after a timeout  
>because of no data has been sent. Solution has been to send  
>IRCServices a HUP signal right after starting it. I was able to  
>reproduce this problem on all of my machines (Linux on HPPA, Linux on  
>amd64, and Mac OS X on i386).
>
>I think these messages describe the same problem:
><http://lists.ircservices.za.net/pipermail/ircservices/2007/005283.html>
><http://lists.ircservices.za.net/pipermail/ircservices/2007/005288.html>
><http://lists.ircservices.za.net/pipermail/ircservices/2007/005318.html>
><http://lists.ircservices.za.net/pipermail/ircservices/2007/005319.html>
><http://lists.ircservices.za.net/pipermail/ircservices/2007/005287.html>
>
>Regards
>Alex
>
>
>diff -rup ircservices-5.1.13-orig/sockets.c ircservices-5.1.13/sockets.c
>--- ircservices-5.1.13-orig/sockets.c	2008-11-07 18:11:57.000000000  
>+0100
>+++ ircservices-5.1.13/sockets.c	2008-11-09 15:53:35.000000000 +0100
>@@ -691,6 +691,10 @@ void check_sockets(void)
>                 }
>                 s->flags &= ~SF_CONNECTING;
>                 s->flags |= SF_CONNECTED;
>+
>+		/* Flush already cached data for this socket */
>+		flush_write_buffer(s);
>+
>                 FD_CLR(i, &write_fds);
>                 if (!(s->flags & SF_MUTE))
>                     FD_SET(i, &sock_fds);
>
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