(local server-port (or (os.getenv "IRC_HOST_PORT") "irc.libera.chat 6667"))
(local channel (os.getenv "IRC_CHANNEL"))
(local failure-count ...)
(when (and (not= 0 (tonumber failure-count)) channel)
(print "Announcing failure on" server-port channel)
(with-open [git (io.popen "git log --oneline -n 1 HEAD")
nc (io.popen (string.format "nc %s > /dev/null" server-port) :w)]
(let [log (git:read :*a)]
(nc:write (string.format "NICK fennel-build\n"))
(nc:write (string.format "USER fennel-build 8 x : fennel-build\n"))
(nc:write (string.format "JOIN %s\n" channel))
(nc:write (string.format "PRIVMSG %s :Build failure! %s" channel log))
(nc:write "QUIT\n"))))