Merge pull request #58 from clue-labs/restore

Restore blocking mode before closing and restore TTY mode on unclean shutdown

src/Stdin.php

@@ -32,6 +32,10 @@ public function __construct(LoopInterface $loop)
             // Disable icanon (so we can fread each keypress) and echo (we'll do echoing here instead)
             shell_exec('stty -icanon -echo');
         }
+
+        // register shutdown function to restore TTY mode in case of unclean shutdown (uncaught exception)
+        // this will not trigger on SIGKILL etc., but the terminal should take care of this
+        register_shutdown_function(array($this, 'close'));
     }
 
     public function close()
@@ -52,6 +56,11 @@ private function restore()
             shell_exec(sprintf('stty %s', $this->oldMode));
             $this->oldMode = null;
         }
+
+        // restore blocking mode so following programs behave normally
+        if (defined('STDIN') && is_resource(STDIN)) {
+            stream_set_blocking(STDIN, true);
+        }
     }
 
     /**