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\" $FreeBSD: head/bin/pwait/pwait.1 233648 2012-03-29 05:02:12Z eadler $
\"
Dd March 4, 2015
Dt PWAIT 1
Os
Sh NAME
Nm pwait
Nd wait for processes to terminate
Sh SYNOPSIS
Nm
Op Fl isv
Op Fl t Ar timeout
Ar pid
\&...
Sh DESCRIPTION
The
Nm
utility will wait until each of the given processes has terminated.
Pp
The following option is available:
Bl -tag -width indent
It Fl i
Don't wait for all the processes, exit after the first process or group
of processes exit.
It Fl s
Exit with the status code of the first non-zero exit status pid, or
if timed out exit with
Dv 255 .
It Fl t Ar timeout
Only wait for
Ar timeout
seconds before exiting.
It Fl v
Print the exit status when each process terminates.
El
Sh DIAGNOSTICS
The
Nm
utility returns 0 on success, and >0 if an error occurs.
Pp
Invalid pids elicit a warning message but are otherwise ignored.
Sh SEE ALSO
Xr kill 1 ,
Xr pkill 1 ,
Xr ps 1 ,
Xr wait 1 ,
Xr kqueue 2
Sh NOTES
Nm
is not a substitute for the
Xr wait 1
builtin
as it will not clean up any zombies or state in the parent process.
Sh HISTORY
A
Nm
command first appeared in SunOS 5.8.
