[lkml]   [2009]   [Apr]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Inconsistency between PTY read() return values
On Wed, 8 Apr 2009 19:56:03 +0200
Ed Schouten <> wrote:

> Hi Alan,
> * Alan Cox <> wrote:
> > I would argue that TTYs do behave this way. We treat the disconnect as a
> > hang up event. BSD sees it as EOF, Linux as hangup.
> Would you mind explaining me the difference? I thought a modem
> disconnect implies an end-of-file condition?

A modem disconnect is a hang up which is quite different to an EOF and is
effectively a security barrier as well (existing users of the tty port
lose access to it aka revoke())

 \ /
  Last update: 2009-04-08 20:11    [W:0.045 / U:2.668 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site