Fix portability of ps invocation

priv/templates/simplenode.runner

@@ -66,7 +66,23 @@ case "$1" in
 
     stop)
         # Wait for the node to completely stop...
-        PID=`ps -ef|grep "$RUNNER_BASE_DIR/.*/[b]eam.smp|awk '{print $2}'"`
+        case `uname -s` in
+            Linux|Darwin|FreeBSD|DragonFly|NetBSD|OpenBSD)
+                # PID COMMAND
+                PID=`ps ax -o pid -o command|\
+                    grep "$RUNNER_BASE_DIR/.*/[b]eam.smp"|awk '{print $1}'`
+                ;;
+            SunOS)
+                # PID COMMAND
+                PID=`ps -ef -o pid -o args|\
+                    grep "$RUNNER_BASE_DIR/.*/[b]eam.smp"|awk '{print $1}'`
+                ;;
+            CYGWIN*)
+                # UID PID PPID TTY STIME COMMAND
+                PID=`ps -efW|grep "$RUNNER_BASE_DIR/.*/[b]eam.smp"|\
+                    awk '{print $2}'`
+                ;;
+        esac
         $NODETOOL stop
         while `kill -0 $PID 2>/dev/null`;
         do