svn commit: r185696 - stable/7/usr.bin/xargs

Giorgos Keramidas keramida at
Sat Dec 6 05:32:52 PST 2008

Author: keramida (doc committer)
Date: Sat Dec  6 13:32:51 2008
New Revision: 185696

  MFC: r175680, r175728.
  Document the no-op -r option of BSD xargs(1).
  PR:		docs/106416
  Submitted by:	Pete Slagle, freebsd-stable at
  Approved by:	re (kib)

  stable/7/usr.bin/xargs/   (props changed)

Modified: stable/7/usr.bin/xargs/xargs.1
--- stable/7/usr.bin/xargs/xargs.1	Sat Dec  6 13:23:53 2008	(r185695)
+++ stable/7/usr.bin/xargs/xargs.1	Sat Dec  6 13:32:51 2008	(r185696)
@@ -37,7 +37,7 @@
 .\" $FreeBSD$
 .\" $xMach: xargs.1,v 1.2 2002/02/23 05:23:37 tim Exp $
-.Dd December 30, 2005
+.Dd January 26, 2008
 .Dt XARGS 1
@@ -45,7 +45,7 @@
 .Nd "construct argument list(s) and execute utility"
-.Op Fl 0opt
+.Op Fl 0oprt
 .Op Fl E Ar eofstr
 .Fl I Ar replstr
@@ -221,6 +221,34 @@ in the POSIX locale,
 causes the command to be executed, any other response causes it to be
 No commands are executed if the process is not attached to a terminal.
+.It Fl r
+Compatibility with GNU
+.Nm .
+The GNU version of
+runs the
+.Ar utility
+argument at least once, even if
+input is empty, and it supports a
+.Fl r
+option to inhibit this behavior.
+version of
+does not run the
+.Ar utility
+argument on empty input, but it supports the
+.Fl r
+option for command-line compatibility with GNU
+.Nm ,
+but the
+.Fl r
+option does nothing in the
+version of
+.Nm .
 .It Fl R Ar replacements
 Specify the maximum number of arguments that
 .Fl I

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