From 6268ba4aa3ade9e195accdaf23e9ec84d493b8ff Mon Sep 17 00:00:00 2001
From: Graham Whaley <graham.whaley@intel.com>
Date: Tue, 10 Jul 2018 15:02:06 +0100
Subject: [PATCH] ci: no-exit: Skip check if no files to check

If we find no files to check, gracefully quit the test.
Formerly, if the list was empty we ended up trying to read
from stdin, and thus hung.

Signed-off-by: Graham Whaley <graham.whaley@intel.com>
---
 .ci/go-no-os-exit.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.ci/go-no-os-exit.sh b/.ci/go-no-os-exit.sh
index fe3bbf64a..efac2835a 100755
--- a/.ci/go-no-os-exit.sh
+++ b/.ci/go-no-os-exit.sh
@@ -22,6 +22,8 @@ for f in $candidates; do
 	files="$f $files"
 done
 
+[ -z "$files" ] && echo "No files to check, skipping" && exit 0
+
 if egrep -n '\<os\.Exit\>' $files; then
 	echo "Direct calls to os.Exit() are forbidden, please use exit() so atexit() works"
 	exit 1