2012-07-07 20:43:42 +00:00
|
|
|
.TH XARGS 1
|
|
|
|
|
.SH NAME
|
|
|
|
|
xargs \- construct argument list and execute
|
|
|
|
|
.SH SYNOPSIS
|
|
|
|
|
.B xargs
|
|
|
|
|
[
|
|
|
|
|
.B -n
|
|
|
|
|
.I number
|
|
|
|
|
] [
|
|
|
|
|
.B -p
|
|
|
|
|
.I maxprocs
|
|
|
|
|
]
|
2012-07-09 00:44:05 +00:00
|
|
|
.B cmd
|
|
|
|
|
[
|
|
|
|
|
.I arg ...
|
|
|
|
|
]
|
2012-07-07 20:43:42 +00:00
|
|
|
.SH DESCRIPTION
|
2012-07-09 00:44:05 +00:00
|
|
|
.I Xargs
|
|
|
|
|
reads
|
|
|
|
|
.B number
|
|
|
|
|
(default 10) lines from
|
2012-07-09 00:58:57 +00:00
|
|
|
standard input and runs the given
|
|
|
|
|
.B cmd
|
|
|
|
|
with those lines as arguments. This is repeated until standard input is exhausted.
|
2012-07-07 20:43:42 +00:00
|
|
|
.PP
|
|
|
|
|
Options are as follows:
|
|
|
|
|
.TP
|
|
|
|
|
.B -n
|
|
|
|
|
Set
|
|
|
|
|
.I number
|
2012-07-09 00:44:05 +00:00
|
|
|
as the maximum number of lines taken from standard input for each invocation.
|
2012-07-07 20:43:42 +00:00
|
|
|
.TP
|
|
|
|
|
.B -p
|
|
|
|
|
Parallel mode: run
|
|
|
|
|
.I maxprocs
|
|
|
|
|
invocations at once.
|
2012-07-09 00:58:57 +00:00
|
|
|
.SH EXAMPLE
|
|
|
|
|
.IP
|
|
|
|
|
.EX
|
|
|
|
|
seq 1 9 | xargs -n 3 echo
|
|
|
|
|
.EE
|
|
|
|
|
.LP
|
2012-07-07 20:43:42 +00:00
|
|
|
.SH SOURCE
|
|
|
|
|
.B /sys/src/cmd/xargs.c
|
2015-01-10 18:46:47 +00:00
|
|
|
.SH HISTORY
|
|
|
|
|
.I Xargs
|
2015-01-10 18:48:18 +00:00
|
|
|
was implemented from scratch for 9front (August, 2011).
|
