Dh_Lib: Embed tool versions into auto-generated snippets

Use $main::VERSION to determine the version of the tool and embed that
into auto-generated snippets (e.g. via autoscript).  This enables
lintian to extract the tool + version and display it on:

  https://lintian.debian.org/tags/debhelper-autoscript-in-maintainer-scripts.html

Signed-off-by: Niels Thykier <niels@thykier.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/dh_prep b/dh_prep
index 57410d54..518b6eb7 100755
--- a/dh_prep
+++ b/dh_prep
@@ -10,6 +10,8 @@ use strict;
 use warnings;
 use Debian::Debhelper::Dh_Lib;
 
+our $VERSION = DH_BUILTIN_VERSION;
+
 =head1 SYNOPSIS
 
 B<dh_prep> [S<I<debhelper options>>] [B<-X>I<item>]