From 6e08151efe85d7513a8d05ac7451fc4addb7281b Mon Sep 17 00:00:00 2001
From: Kaspar Schleiser <kaspar@schleiser.de>
Date: Tue, 2 Jul 2019 10:24:28 +0200
Subject: [PATCH] murdock: make _greplist() not return error code on empty list

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

diff --git a/.murdock b/.murdock
index 33dbe184d3..506ee17af0 100755
--- a/.murdock
+++ b/.murdock
@@ -62,11 +62,17 @@ is_in_list() {
     echo "$haystack" | grep -q -w "$needle"
 }
 
+# grep that doesn't return error on empty input
+_grep() {
+    grep "$@"
+    true
+}
+
 _greplist() {
     if [ $# -eq 0 ]; then
         echo cat
     else
-        echo -n "grep -E ($1"
+        echo -n "_grep -E ($1"
         shift
         for i in $*; do
             echo -n "|$i"