From 59f734f351ee1703dca3e7e01150b52517d48849 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Mon, 6 Jan 2014 23:31:17 +0100
Subject: [PATCH] ui: Filter out internal commands from '--help'.

* guix/ui.scm (show-guix-help)[internal?]: New procedure.
  Use it to filter out internal commands reported by '--help'.
---
 guix/ui.scm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/guix/ui.scm b/guix/ui.scm
index 041887e7f0..bb811c557d 100644
--- a/guix/ui.scm
+++ b/guix/ui.scm
@@ -558,13 +558,17 @@ (define (commands)
        (command-files)))
 
 (define (show-guix-help)
+  (define (internal? command)
+    (member command '("substitute-binary" "authenticate")))
+
   (format #t (_ "Usage: guix COMMAND ARGS...
 Run COMMAND with ARGS.\n"))
   (newline)
   (format #t (_ "COMMAND must be one of the sub-commands listed below:\n"))
   (newline)
   ;; TODO: Display a synopsis of each command.
-  (format #t "~{   ~a~%~}" (sort (commands) string<?))
+  (format #t "~{   ~a~%~}" (sort (remove internal? (commands))
+                                 string<?))
   (show-bug-report-information))
 
 (define program-name