Add a couple fixes for older perls

[chaz/p5-File-KDBX] / lib / File / KDBX / Error.pm

diff --git a/lib/File/KDBX/Error.pm b/lib/File/KDBX/Error.pm
index 6ea064970b850d4f893abbe8cf540b55e1fb518c..fbc6bbd35d7b911db42c705a4e1bf1808da059e7 100644 (file)
--- a/lib/File/KDBX/Error.pm
+++ b/lib/File/KDBX/Error.pm
@@ -15,7 +15,12 @@ our @EXPORT = qw(alert error throw);
 my $WARNINGS_CATEGORY;
 BEGIN {
     $WARNINGS_CATEGORY = 'File::KDBX';
-    warnings::register_categories($WARNINGS_CATEGORY) if warnings->can('register_categories');
+    if (warnings->can('register_categories')) {
+        warnings::register_categories($WARNINGS_CATEGORY);
+    }
+    else {
+        eval qq{package $WARNINGS_CATEGORY; use warnings::register; 1}; ## no critic ProhibitStringyEval
+    }
 }
 
 use overload '""' => 'to_string', cmp => '_cmp';