[lintian] 02/02: generate-tag-summary: Do not emit summary line without any changes

[Niels Thykier <nthykier@moszumanska.debian.org>]

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nthykier pushed a commit to branch master
in repository lintian.

commit 500fb78d21aa695f5279dae10b35a6a6c4460fce
Author: Niels Thykier <niels@thykier.net>
Date:   Mon Nov 16 20:56:33 2015 +0100

    generate-tag-summary: Do not emit summary line without any changes
    
    Signed-off-by: Niels Thykier <niels@thykier.net>
---
 private/generate-tag-summary | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/private/generate-tag-summary b/private/generate-tag-summary
index fa750fc..68c0fb2 100755
--- a/private/generate-tag-summary
+++ b/private/generate-tag-summary
@@ -89,7 +89,9 @@ if ($opt{'in-place'}) {
 sub emit_tag_summary {
     my ($fd) = @_;
 
-    print {$fd} "  * Summary of tag changes:\n";
+    if (%added or %removed) {
+        print {$fd} "  * Summary of tag changes:\n";
+    }
     if (%added) {
         print {$fd} "    + Added:\n";
         for my $tag (sort(keys(%added))) {

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