update some info

Author: inhere

src/ProcessUtil.php

@@ -388,7 +388,7 @@ public static function sendSignal(int $pid, int $signal, int $timeout = 0): bool
 
             // try again kill
             $ret = \posix_kill($pid, $signal);
-            usleep(10000);
+            \usleep(10000);
         }
 
         return $ret;
@@ -558,12 +558,18 @@ public static function setName(string $title): bool
      */
     public static function setTitle(string $title): bool
     {
-        if (Sys::isMac()) {
+        if (!$title || 'Darwin' === \PHP_OS) {
             return false;
         }
 
         if (\function_exists('cli_set_process_title')) {
-            return \cli_set_process_title($title);
+            \cli_set_process_title($title);
+        } elseif (\function_exists('setproctitle')) {
+            \setproctitle($title);
+        }
+
+        if ($error = \error_get_last()) {
+            throw new \RuntimeException($error['message']);
         }
 
         return false;
@@ -587,7 +593,7 @@ public static function changeScriptOwner(string $user, string $group = '')
 
         // Get gid.
         if ($group) {
-            if (!$gInfo = posix_getgrnam($group)) {
+            if (!$gInfo = \posix_getgrnam($group)) {
                 throw new \RuntimeException("Group {$group} not exists", -300);
             }
 

src/Signal.php

@@ -13,7 +13,7 @@
  * @package Toolkit\Sys
  * @link http://php.net/manual/en/pcntl.constants.php
  */
-class Signal
+final class Signal
 {
     public const IGN = 1;
     public const DFL = 0;

src/Sys.php

@@ -95,7 +95,7 @@ public static function run(string $command, string $cwd = null): array
      * @param string|null $cwd
      * @return array|string
      */
-    public static function execute($command, bool $returnStatus = true, string $cwd = null)
+    public static function execute(string $command, bool $returnStatus = true, string $cwd = null)
     {
         $exitStatus = 1;