getcwd() and friends.

[Felix Lee]

In article <3684 at ficc.uu.net>,
   peter at ficc.uu.net (Peter da Silva) writes:

>It would be really nice to be able to pass an fd to another program, too.

Surprise!  sendmsg() in 4.3bsd lets you do this.  SunOS4.0 looks like
it may also.  See the recv(2) man page, in the paragraph describing
msg_accrights.
--
Felix Lee	flee at shire.cs.psu.edu	*!psuvax1!shire!flee