tools: fix wc compatibility problem in check-gogenerate.sh (#14435)

pingcap · Jan 10, 2020 · 01cf96e · 01cf96e
1 parent 8c3ee37
commit 01cf96e
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/tools/check/check-gogenerate.sh b/tools/check/check-gogenerate.sh
@@ -16,9 +16,9 @@ set -euo pipefail
 
 go generate ./...
 set +e
-diffline=$(git status -s | awk '{print $2}' | xargs grep '^// Code generated .* DO NOT EDIT\.$' 2>/dev/null | wc -l)
+diffline=$(git status -s | awk '{print $2}' | xargs grep '^// Code generated .* DO NOT EDIT\.$' 2>/dev/null)
 set -e
-if [[ $diffline != 0 ]]
+if [[ $diffline != "" ]]
 then
   echo "Your commit is changed after running go generate ./..., it should not hanppen."
   exit 1