From: cummings@hammer.prime.com (Kevin Cummings) Subject: Re: The great serial device naming controversy.... Date: Fri, 28 May 1993 22:12:28 GMT
In article <1993May28.050410.13143@cs.ucf.edu>, ssd@engr.ucf.edu (Steven Dick) writes:
> In article <1993May27.161345.4844@nntpd.lkg.dec.com> barrett@pamsrc.enet.dec.com writes:
> [...]
> >I'd like to insist that this actually be a requirement, that /dev/modem
> >exist and point to the main serial/modem port.
>
> The problem with doing this is that it gives two handles available to the
> same serial port--which in it self is not bad-- but often the lockfile names
> are based on the serial port name, and it is REALLY bad to have the possibility
> of two ways to get to a serial port with two different lock files!!
No, you can make the /dev/modem "devices" be symbolic links to the real serial
devices. Then there is only one device that needs to be locked, regardless of
which "device" you try and use.
> It is best if you can give your serial ports just one name.
-- Kevin J. Cummings ComputerVision Services cummings@kjc386.framingham.ma.us cummings@primerd.cv.com