#!/usr/bin/perl
=begin metadata
Name: rmdir
Description: remove directories
Author: Abigail, perlpowertools@abigail.be
License: perl
=end metadata
=cut
use strict;
use Getopt::Std;
my ($VERSION) = '1.2';
my $warnings = 0;
# Print a usuage message on a unknown option.
# Requires my patch to Getopt::Std of 25 Feb 1999.
$SIG {__WARN__} = sub {
require File::Basename;
$0 = File::Basename::basename ($0);
if (substr ($_ [0], 0, 14) eq "Unknown option" ||
substr ($_ [0], 0, 5) eq "Usage") {
warn <<EOF;
$0 (Perl bin utils) $VERSION
$0 [-p] directory [directories ...]
EOF
exit 1;
}
else {
$warnings = 1;
warn "$0: @_";
}
};
$SIG {__DIE__} = sub {
require File::Basename;
$0 = File::Basename::basename ($0);
die "$0: @_";
};
# Get the options.
getopts ('p', \my %options);
warn "Unknown option" unless @ARGV; # This will actually die.
my $parent = exists $options {p};
foreach my $directory (@ARGV) {
rmdir $directory or do {
warn "$!\n";
next;
};
if ($parent) {
require File::Basename;
# Errors are ignored once in recursion.
1 while ($directory = File::Basename::dirname ($directory)) &&
$directory && rmdir $directory;
}
}
exit $warnings;
__END__
=pod
=head1 NAME
rmdir - remove directories
=head1 SYNOPSIS
rmdir [-p] directory [directories ...]
=head1 DESCRIPTION
I<rmdir> removes the directories which are given as argument, if
they are empty. Trying to remove a non-empty directory is regarded
as an error.
=head2 OPTIONS
I<rmdir> accepts the following options:
=over 4
=item -p
Make I<rmdir> treat the arguments as path names, of which all non-empty
components will be removed. Leftmost components will be removed first.
=back
=head1 ENVIRONMENT
The working of I<rmdir> is not influenced by any environment variables.
=head1 BUGS
I<rmdir> does not have any known bugs.
=head1 STANDARDS
This I<head> implementation is compatible with the B<OpenBSD> implementation,
which is expected to be compatible with the B<IEEE Std1003.2-1992>
(aka B<POSIX.2>) standard.
=head1 AUTHOR
The Perl implementation of I<rmdir> was written by Abigail, I<perlpowertools@abigail.be>.
=head1 COPYRIGHT and LICENSE
This program is copyright by Abigail 1999.
This program is free and open software. You may use, copy, modify, distribute
and sell this program (and any modified variants) in any way you wish,
provided you do not restrict others to do the same.
=cut