[PROCESS] make sure /dev/tty is readable

When using Process from Web-SAPI it is likely that the webserver user doesn't has rights to use /dev/tty
symfony · Feb 24, 2015 · 935afe6 · 935afe6
1 parent cae6de6
commit 935afe6
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/Symfony/Component/Process/Process.php b/src/Symfony/Component/Process/Process.php
@@ -792,6 +792,9 @@ public function setTty($tty)
         if ('\\' === DIRECTORY_SEPARATOR && $tty) {
             throw new RuntimeException('TTY mode is not supported on Windows platform.');
         }
+        if ($tty && (!file_exists('/dev/tty') || !is_readable('/dev/tty'))) {
+            throw new RuntimeException('TTY mode requires /dev/tty to be readable.');
+        }
 
         $this->tty = (bool) $tty;