add dummy option to grep

conbu · Jun 21, 2017 · 191ed7d · 191ed7d
1 parent af87afe
commit 191ed7d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sakuraobj-download.sh b/sakuraobj-download.sh
@@ -52,6 +52,6 @@ echo "cd to output directory"
 cd ${OUTPUT}
 
 echo "Downloading objects (grep ${GREPOPT})"
-s3cmd ls s3://${OUTPUT} | grep ${GREPOPT} | awk '{print $4}' | xargs -I@ s3cmd get @
+s3cmd ls s3://${OUTPUT} | grep -e "" ${GREPOPT} | awk '{print $4}' | xargs -I@ s3cmd get @
 
 echo "object downloaded to ./${OUTPUT}"