102 lines
3.4 KiB
Perl
102 lines
3.4 KiB
Perl
#
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# Copyright 2021 Centreon (http://www.centreon.com/)
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#
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# Centreon is a full-fledged industry-strength solution that meets
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# the needs in IT infrastructure and application monitoring for
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# service performance.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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package centreon::plugins::alternative::Getopt;
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use strict;
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use warnings;
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use Exporter;
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use vars qw(@ISA @EXPORT @EXPORT_OK);
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@ISA = qw(Exporter);
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BEGIN {
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@EXPORT = qw(&GetOptions);
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@EXPORT_OK = qw();
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}
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use vars @EXPORT, @EXPORT_OK;
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our $warn_message = 0;
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sub get_assigned_value {
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my (%options) = @_;
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if (!defined($options{val}) || $options{val} eq '') {
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# Add defined also. Hardened code: already see: $ARGV[6] = undef for example
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if ($options{pos} + 1 < $options{num_args} && defined($ARGV[$options{pos} + 1]) && $ARGV[$options{pos} + 1] !~ /^--/) {
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my $val = $ARGV[$options{pos} + 1];
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splice @ARGV, $options{pos} + 1, 1;
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return ($options{num_args} - 1, $val);
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} else {
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return ($options{num_args}, '');
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}
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}
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return ($options{num_args}, $options{val});
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}
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sub GetOptions {
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my (%opts) = @_;
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my $search_str = ',' . join(',', keys %opts) . ',';
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my $num_args = scalar(@ARGV);
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for (my $i = 0; $i < $num_args;) {
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if (defined($ARGV[$i]) && $ARGV[$i] =~ /^--(.*?)(?:=|$)((?s).*)/) {
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my ($option, $value) = ($1, $2);
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# find type of option
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if ($search_str !~ /,((?:[^,]*?\|){0,}$option(?:\|.*?){0,}(:.*?){0,1}),/) {
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warn "Unknown option: $option" if ($warn_message == 1);
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$i++;
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next;
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}
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my ($option_selected, $type_opt) = ($1, $2);
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if (!defined($type_opt)) {
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${$opts{$option_selected}} = 1;
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} elsif ($type_opt =~ /:s$/) {
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($num_args, my $assigned) = get_assigned_value(num_args => $num_args, pos => $i, val => $value);
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${$opts{$option_selected}} = $assigned;
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} elsif ($type_opt =~ /:s\@$/) {
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${$opts{$option . $type_opt}} = [] if (!defined(${$opts{$option . $type_opt}}));
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($num_args, my $assigned) = get_assigned_value(num_args => $num_args, pos => $i, val => $value);
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push @{${$opts{$option_selected}}}, $assigned;
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} elsif ($type_opt =~ /:s\%$/) {
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${$opts{$option . $type_opt}} = {} if (!defined(${$opts{$option . $type_opt}}));
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($num_args, my $assigned) = get_assigned_value(num_args => $num_args, pos => $i, val => $value);
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if ($assigned =~ /^(.*?)=(.*)/) {
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${$opts{$option_selected}}->{$1} = $2;
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}
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}
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splice @ARGV, $i, 1;
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$num_args--;
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} else {
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warn "argument $ARGV[$i] alone" if ($warn_message == 1 && $i != 0 && defined($ARGV[$i]));
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$i++;
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}
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}
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}
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1;
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__END__
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