From 7c4edae57a5b24d39cf106a5f9ec66b8d2a6a7f7 Mon Sep 17 00:00:00 2001
From: "martin f. krafft" <madduck@madduck.net>
Date: Fri, 21 May 2010 16:19:06 +0200
Subject: [PATCH] optional variables may be empty

Signed-off-by: martin f. krafft <madduck@madduck.net>
---
 fbi-announce.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fbi-announce.sh b/fbi-announce.sh
index b7f0692..76b3581 100755
--- a/fbi-announce.sh
+++ b/fbi-announce.sh
@@ -58,7 +58,7 @@ from=$(git config hooks.fbi-emailsender 2>/dev/null ||:)
 to="commit@commit.ganneff.de" #TODO: possibly factor out to config
 
 # mail submission client to use
-if [ -n "$FBI_ANNOUNCE_TO_STDOUT" ]; then
+if [ -n "${FBI_ANNOUNCE_TO_STDOUT:-}" ]; then
   sendmail="cat"
   echo >&2 'I: outputting to stdout since $FBI_ANNOUNCE_TO_STDOUT is set.'
 else
-- 
2.39.5