xargs (GNU findutils) 4.7.0-git Copyright (C) 2016 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Written by Eric B. Decker, James Youngman, and Kevin Dalley.

Usage: xargs [OPTION]... COMMAND [INITIAL-ARGS]... Run COMMAND with arguments INITIAL-ARGS and more arguments read from input. Mandatory and optional arguments to long options are also mandatory or optional for the corresponding short option. -0, --null items are separated by a null, not whitespace; disables quote and backslash processing and logical EOF processing -a, --arg-file=FILE read arguments from FILE, not standard input -d, --delimiter=CHARACTER items in input stream are separated by CHARACTER, not by whitespace; disables quote and backslash processing and logical EOF processing -E END set logical EOF string; if END occurs as a line of input, the rest of the input is ignored (ignored if -0 or -d was specified) -e, --eof[=END] equivalent to -E END if END is specified; otherwise, there is no end-of-file string -I R same as --replace=R -i, --replace[=R] replace R in INITIAL-ARGS with names read from standard input; if R is unspecified, assume {} -L, --max-lines=MAX-LINES use at most MAX-LINES non-blank input lines per command line -l[MAX-LINES] similar to -L but defaults to at most one non- blank input line if MAX-LINES is not specified -n, --max-args=MAX-ARGS use at most MAX-ARGS arguments per command line -P, --max-procs=MAX-PROCS run at most MAX-PROCS processes at a time -p, --interactive prompt before running commands --process-slot-var=VAR set environment variable VAR in child processes -r, --no-run-if-empty if there are no arguments, then do not run COMMAND; if this option is not given, COMMAND will be run at least once -s, --max-chars=MAX-CHARS limit length of command line to MAX-CHARS --show-limits show limits on command-line length -t, --verbose print commands before executing them -x, --exit exit if the size (see -s) is exceeded --help display this help and exit --version output version information and exit Please see also the documentation at http://www.gnu.org/software/findutils/. You can report (and track progress on fixing) bugs in the "xargs" program via the GNU findutils bug-reporting page at https://savannah.gnu.org/bugs/?group=findutils or, if you have no web access, by sending email to <bug-findutils@gnu.org>.