From c0b0bd003d2a266441619ff8ff44eaedf5fcb2f5 Mon Sep 17 00:00:00 2001
From: "as2252258@163.com" <as22522582>
Date: Sun, 28 Mar 2021 16:20:31 +0800
Subject: [PATCH] modify

---
 HttpServer/Shutdown.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/HttpServer/Shutdown.php b/HttpServer/Shutdown.php
index 2cadabd7..f28d5545 100644
--- a/HttpServer/Shutdown.php
+++ b/HttpServer/Shutdown.php
@@ -76,7 +76,8 @@ class Shutdown extends Component
      */
     public function pidIsExists($content): bool
     {
-        $content = shell_exec('ps -eo pid,cmd,state | grep ' . $content . ' | grep -v grep');
+        $shell = 'ps -eo pid,cmd,state | grep %d | grep -v grep';
+        exec(sprintf($shell, $content), $content, $code);
         if (empty($content)) {
             return false;
         }