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Remove the sentence about only root being able to run watch(8). It

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was never technically true (it's snp(4) that required root, not
watch(8)), and after snp.c 1.64, isn't even effectively true, since
who can run watch(8) depends on the permissions of the snp device(s).

Sort options in SYNOPSIS and DESCRIPTION while I'm here.
This commit is contained in:
Dima Dorfman 2001-11-24 15:51:34 +00:00
parent 1995d3a484
commit 3278021b94
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=86860
1 changed files with 10 additions and 14 deletions
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24
usr.sbin/watch/watch.8
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@ -10,10 +10,9 @@
.Nd snoop on another tty line
.Sh SYNOPSIS
.Nm
.Op Fl ciotnW
.Op Fl cinotW
.Op Fl f Ar snpdev
.Op Ar tty
.\" watch [-ciotnW] [<tty name>]
.Sh DESCRIPTION
.Nm Watch
allows the superuser to examine all data coming through a specified tty.
@ -50,6 +49,15 @@ Interactive mode is a default if
is started from a tty.
If output is redirected to a file, interactive mode can still be requested
by specifying this option.
.It Fl n
Disable the ability to switch the watched tty interactively. This disables
both change requests made with <control-X> as well as automatic prompting
when the current tty is closed or overflows. In all cases where a prompt
would be displayed,
.Nm
will exit. The reconnect flags are unaffected by
this option.
When this flag is used, <control-X> is passed through to the terminal.
.It Fl o
Reconnect on overflow.
The behavior of
@ -60,15 +68,6 @@ For more info see
.Xr snp 4 .
.It Fl t
Print the date and time when observation of a given tty is started.
.It Fl n
Disable the ability to switch the watched tty interactively. This disables
both change requests made with <control-X> as well as automatic prompting
when the current tty is closed or overflows. In all cases where a prompt
would be displayed,
.Nm
will exit. The reconnect flags are unaffected by
this option.
When this flag is used, <control-X> is passed through to the terminal.
.It Fl W
Allow write access to observed tty.
.It Ar tty
@ -90,9 +89,6 @@ Clear screen.
Change attached tty, unless this feature is disabled, in which case
control-X is passed to the terminal as with other control characters.
.El
.Sh RESTRICTIONS
Only the superuser can run
.Nm .
.Sh SEE ALSO
.Xr pty 4 ,
.Xr sio 4 ,