Update metaServer.sh

allwmh · allwmh · commit e2c851c237de · 2014-02-14T18:04:57.000+08:00
如果pid的值是空字符串，表示进程还没起来，这时候应该返回1.
diff --git a/metamorphosis-server-wrapper/bin/metaServer.sh b/metamorphosis-server-wrapper/bin/metaServer.sh
@@ -36,6 +36,8 @@ fi
 function running(){
 	if [ -f "$PID_FILE" ]; then
 		pid=$(cat "$PID_FILE")
+		if [ -z "$pid" ]; then
+			return 1;
 		process=`ps aux | grep " $pid " | grep -v grep`;
 		if [ -z "$process" ]; then
 	    	return 1;
@@ -250,4 +252,4 @@ case $command in
         help;
         exit 1;
         ;;
-esac
+esac
