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Avoiding multiple PID values and triggering parameter passing errors Signed-off-by: Teddysun <[email protected]>
huihuijordan · Jul 22, 2017 · d3de7db · d3de7db
1 parent 7a8a8ed
commit d3de7db
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/shadowsocks b/shadowsocks
@@ -29,7 +29,7 @@ RETVAL=0
 
 check_running(){
     PID=`ps -ef | grep -v grep | grep -i "${BIN}" | awk '{print $2}'`
-    if [ ! -z $PID ]; then
+    if [ ! -z "$PID" ]; then
         return 0
     else
         return 1

diff --git a/shadowsocks-debian b/shadowsocks-debian
@@ -27,7 +27,7 @@ RETVAL=0
 
 check_running(){
     PID=`ps -ef | grep -v grep | grep -i "${BIN}" | awk '{print $2}'`
-    if [ ! -z $PID ]; then
+    if [ ! -z "$PID" ]; then
         return 0
     else
         return 1