Update system.class.php

Prevent PHP8 warning on trim() while param is null
jeedom · Nov 10, 2024 · 5987134 · 5987134
1 parent 08b57d5
commit 5987134
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/core/class/system.class.php b/core/class/system.class.php
@@ -114,7 +114,11 @@ public static function ps($_find, $_without = null) {
 				$cmd .= ' | grep -v "' . $value . '"';
 			}
 		}
-		$results = explode("\n", trim(shell_exec($cmd)));
+		$execCmd = shell_exec($cmd);
+      		if(!$execCmd){
+			return $return;
+          	}
+		$results = explode("\n", trim($execCmd));
 		if (!is_array($results) || count($results) == 0) {
 			return $return;
 		}