From: Steven McDonald <steven@steven-mcdonald.id.au>
Date: Sat, 8 Nov 2014 12:21:17 +0000 (+1100)
Subject: Don't use keys on a hashref
X-Git-Url: http://git.steven-mcdonald.id.au/?p=openbsd-goodies.git;a=commitdiff_plain;ds=sidebyside

Don't use keys on a hashref

Older Perls don't handle this properly, and it'd be nice to be able to
use this on older versions of OpenBSD.
---

diff --git a/devtree/devtree b/devtree/devtree
index adadaae..ed094b7 100755
--- a/devtree/devtree
+++ b/devtree/devtree
@@ -47,7 +47,7 @@ sub print_tree {
 	my $prev_indent = shift || "";
 	my $indent      = $prev_indent . "  |";
 	my $count       = 0;
-	my @keys        = keys $tree;
+	my @keys        = keys %$tree;
 
 	for (sort @keys) {
 		my $name = $_;