From 2535dabf08a9e4fd041966efcf3c75de9db4a538 Mon Sep 17 00:00:00 2001
From: Luxferre <lux@ferre>
Date: Wed, 9 Aug 2023 21:51:54 +0300
Subject: [PATCH] rdm fx

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index dee797f..4f4d1ef 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,8 @@ Supported compiler flags (all optional):
 
 ## Usage
 
+The nntrac binary can be run interactively (with `nntrac` or `echo 'script' | nntrac`) or in the script invocation mode (`./nntrac script.trac param1 param2 ...`). In the first case, the default "idling program" `#(ps,#(rs))` is run and the interpreter exits as soon as everything input until the first meta character (`'` by default) is executed and evaluated. In the second case, the script file is read and executed directly, with command line parameters passed to the special form names (see below).
+
 ### Main differences from the T-64 standard
 
 - the `ps` (print string) primitive can accept multiple arguments (concatenating them on the output);