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-rw-r--r--installer/OpenSLX/OSSetup/Distro/Base.pm4
1 files changed, 4 insertions, 0 deletions
diff --git a/installer/OpenSLX/OSSetup/Distro/Base.pm b/installer/OpenSLX/OSSetup/Distro/Base.pm
index 75979ac6..075c0818 100644
--- a/installer/OpenSLX/OSSetup/Distro/Base.pm
+++ b/installer/OpenSLX/OSSetup/Distro/Base.pm
@@ -21,6 +21,8 @@ our $VERSION = 1.01; # API-version . implementation-version
use Fcntl qw(:DEFAULT :flock);
use File::Basename;
use File::Path;
+use Scalar::Util qw( weaken );
+
use OpenSLX::Basics;
use OpenSLX::Utils;
@@ -38,6 +40,8 @@ sub initialize
my $engine = shift;
$self->{'engine'} = $engine;
+ weaken($self->{'engine'});
+ # avoid circular reference between distro and its engine
if ($engine->{'distro-name'} =~ m[x86_64]) {
# be careful to only try installing 64-bit systems if actually