From 3f8326237df780404c172ef4127195cc20becd66 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= Date: Tue, 21 May 2019 14:49:58 +0200 Subject: [PATCH] pack: Warn when building an empty pack. * guix/scripts/pack.scm (guix-pack): Warn when MANIFEST has zero entries. --- guix/scripts/pack.scm | 3 +++ 1 file changed, 3 insertions(+) diff --git a/guix/scripts/pack.scm b/guix/scripts/pack.scm index 58c6ac6148..c17b374330 100644 --- a/guix/scripts/pack.scm +++ b/guix/scripts/pack.scm @@ -891,6 +891,9 @@ Create a bundle of PACKAGE.\n")) (localstatedir? (assoc-ref opts 'localstatedir?)) (profile-name (assoc-ref opts 'profile-name)) (gc-root (assoc-ref opts 'gc-root))) + (when (null? (manifest-entries manifest)) + (warning (G_ "no packages specified; building an empty pack~%"))) + (run-with-store store (mlet* %store-monad ((profile (profile-derivation manifest