Merge branch '3.4' into 4.4

* 3.4: [Console] Do not check for "stty" using "exec" if that function is disabled
symfony · Jul 1, 2020 · 659699b · 659699b
2 parents b9354dc + 9f6acd5
commit 659699b
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/Symfony/Component/Console/Terminal.php b/src/Symfony/Component/Console/Terminal.php
@@ -66,6 +66,11 @@ public static function hasSttyAvailable()
             return self::$stty;
         }
 
+        // skip check if exec function is disabled
+        if (!\function_exists('exec')) {
+            return false;
+        }
+
         exec('stty 2>&1', $output, $exitcode);
 
         return self::$stty = 0 === $exitcode;