From b9c01e290304137ccee38715c319856993ae2653 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Elan=20Ruusam=C3=A4e?= <glen@delfi.ee>
Date: Sun, 16 Oct 2016 19:36:46 +0300
Subject: [PATCH] branch: exit if no upstream changes

---
 branch.sh | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/branch.sh b/branch.sh
index 669da04..643a619 100755
--- a/branch.sh
+++ b/branch.sh
@@ -3,7 +3,7 @@ set -e
 svn=svn://svn.lighttpd.net/lighttpd
 url=https://git.lighttpd.net/lighttpd/lighttpd1.4.git
 package=lighttpd
-tag=lighttpd-1.4.41
+tag=lighttpd-1.4.42
 branch=master
 out=$package-branch.diff
 repo=$package.git
@@ -41,6 +41,12 @@ cd $repo
 	git log -p --reverse $tag..$branch | filter > ../$out.tmp
 cd ..
 
+if ! test -s $out.tmp; then
+	echo >&2 "No diffs..."
+	rm -f $out.tmp
+	exit 0
+fi
+
 if cmp -s $out{,.tmp}; then
 	echo >&2 "No new diffs..."
 	rm -f $out.tmp
-- 
2.43.0