dh: Special case cli-options() with no options

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

1 files changed, 3 insertions, 0 deletions

diff --git a/dh b/dh
index a1a4122b..e3d3c60e 100755
--- a/dh
+++ b/dh
@@ -1071,6 +1071,9 @@ sub can_skip {
 				return 0 if pkgfile($pkgs, $need) ne '';
 			} elsif ($type eq 'cli-options') {
 				$had_cli_options = 1;
+				# If cli-options is empty, we no the helper does not
+				# react to any thing and can always be skipped.
+				next if $need =~ m/^\s*$/;
 				# Long options are subject to abbreviations so it is
 				# very difficult to implement this optimization with
 				# long options.