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# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
package Dpkg::BuildOptions;
use strict;
use warnings;
use Dpkg::Gettext;
use Dpkg::ErrorHandling;
sub parse {
my ($env) = @_;
$env ||= $ENV{DEB_BUILD_OPTIONS};
unless ($env) { return {}; }
my %opts;
foreach (split(/\s+/, $env)) {
unless (/^([a-z][a-z0-9_-]*)(=(\S*))?$/) {
warning(_g("invalid flag in DEB_BUILD_OPTIONS: %s"), $_);
next;
}
my ($k, $v) = ($1, $3 || '');
# Sanity checks
if ($k =~ /^(noopt|nostrip|nocheck)$/ && length($v)) {
$v = '';
} elsif ($k eq 'parallel' && $v !~ /^-?\d+$/) {
next;
}
$opts{$k} = $v;
}
return \%opts;
}
sub set {
my ($opts, $overwrite) = @_;
$overwrite = 1 if not defined($overwrite);
my $new = {};
$new = parse() unless $overwrite;
while (my ($k, $v) = each %$opts) {
$new->{$k} = $v;
}
my $env = join(" ", map { $new->{$_} ? $_ . "=" . $new->{$_} : $_ } sort keys %$new);
$ENV{DEB_BUILD_OPTIONS} = $env;
return $env;
}
1;
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