147 lines
4.0 KiB
Groff
147 lines
4.0 KiB
Groff
.\" Copyright (c) 1983, 1990, 1993
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
|
.\" must display the following acknowledgement:
|
|
.\" This product includes software developed by the University of
|
|
.\" California, Berkeley and its contributors.
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
.\" may be used to endorse or promote products derived from this software
|
|
.\" without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" @(#)apply.1 8.2 (Berkeley) 4/4/94
|
|
.\" $FreeBSD$
|
|
.\"
|
|
.Dd April 4, 1994
|
|
.Dt APPLY 1
|
|
.Os BSD 4.2
|
|
.Sh NAME
|
|
.Nm apply
|
|
.Nd apply a command to a set of arguments
|
|
.Sh SYNOPSIS
|
|
.Nm
|
|
.Op Fl a Ar c
|
|
.Op Fl d
|
|
.Op Fl #
|
|
.Ar command argument ...
|
|
.Sh DESCRIPTION
|
|
.Nm
|
|
runs the named
|
|
.Ar command
|
|
on each
|
|
argument
|
|
.Ar argument
|
|
in turn.
|
|
.Pp
|
|
Character sequences of the form
|
|
.Dq Li \&%d
|
|
in
|
|
.Ar command ,
|
|
where
|
|
.Sq Li d
|
|
is a digit from 1 to 9, are replaced by the
|
|
.Li d Ns \'th
|
|
following unused
|
|
.Ar argument .
|
|
In this case, the largest digit number of arguments are discarded for
|
|
each execution of
|
|
.Ar command .
|
|
.Pp
|
|
The options are as follows:
|
|
.Bl -tag -width indent
|
|
.It Fl #
|
|
Normally arguments are taken singly; the optional number
|
|
.Fl #
|
|
specifies the number of arguments to be passed to
|
|
.Ar command .
|
|
If the number is zero,
|
|
.Ar command
|
|
is run, without arguments, once for each
|
|
.Ar argument .
|
|
.Pp
|
|
If any sequences of
|
|
.Dq Li \&%d
|
|
occur in
|
|
.Ar command ,
|
|
the
|
|
.Fl #
|
|
option is ignored.
|
|
.It Fl a Ar c
|
|
The use of the character
|
|
.Sq Li %
|
|
as a magic character may be changed with the
|
|
.Fl a
|
|
option.
|
|
.It Fl d
|
|
Display the commands that would have been executed, but do not actually
|
|
execute them.
|
|
.It Fl s Ar shell
|
|
Pass the
|
|
.Ar shell
|
|
to use via the command line rather than using the SHELL environment
|
|
variable. This option is to be used when
|
|
.Ar shell
|
|
is not found in /etc/shells.
|
|
.El
|
|
.Sh ENVIRONMENT
|
|
The following environment variable affects the execution of
|
|
.Nm :
|
|
.Bl -tag -width SHELL
|
|
.It Ev SHELL
|
|
Pathname of shell to use.
|
|
If this variable is not defined, the Bourne shell is used.
|
|
.El
|
|
.Sh EXAMPLES
|
|
.Bl -tag -width apply -compact
|
|
.It Li "apply echo a*"
|
|
is similar to
|
|
.Xr ls 1 ;
|
|
.It Li "apply \-2 cmp a1 b1 a2 b2 a3 b3"
|
|
compares the `a' files to the `b' files;
|
|
.It Li "apply \-0 who 1 2 3 4 5"
|
|
runs
|
|
.Xr who 1
|
|
5 times; and
|
|
.It Li "apply \'ln %1 /usr/joe\'" *
|
|
links all files in the current directory to the directory
|
|
.Pa /usr/joe .
|
|
.El
|
|
.Sh FILES
|
|
.Bl -tag -width /bin/sh -compact
|
|
.It Pa /bin/sh
|
|
default shell
|
|
.El
|
|
.Sh AUTHORS
|
|
.An Rob Pike
|
|
.Sh BUGS
|
|
Shell metacharacters in
|
|
.Ar command
|
|
may have bizarre effects; it is best to enclose complicated
|
|
commands in single quotes
|
|
.Pq '' .
|
|
.Sh HISTORY
|
|
The
|
|
.Nm
|
|
command appeared in
|
|
.Bx 4.2 .
|