Support execution of command script arguments.

[open-adventure.git] / advent.adoc

diff --git a/advent.adoc b/advent.adoc
index 3215faa7461aa8bcd28203a9dc8394d9288e6db5..fa69ddceae1e78bcdde226b8f9da3d4ed566b663 100644 (file)
--- a/advent.adoc
+++ b/advent.adoc
@@ -5,7 +5,7 @@
 advent - Colossal Cave Adventure
 
 == SYNOPSIS ==
-*advent* [-l logfile] [-o] [-r savefile]
+*advent* [-l logfile] [-o] [-r savefile] [script...]
 
 == DESCRIPTION ==
 The original Colossal Cave Adventure from 1976-77 was the origin of all
@@ -46,6 +46,10 @@ There have been no gameplay changes.
      Also ignores new-school one-letter commands l, x, g, z, i. Also
      case-smashes and truncates unrecognized text when echoed.
 
+Normally, game input is taken from standard input.  If script file
+arguments are given, input is taken fron them instead.  A script file
+argument of '-' is taken as a directive to read from standard input.
+
 == BUGS ==
 
 The binary save file format is fragile, dependent on your machine word