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| author | Ludovic Courtès <ludo@gnu.org> | 2015-11-23 17:32:02 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2015-11-23 17:48:35 +0100 |
| commit | 71ae18ee52757eb60be50bb2e50bab5e84d0f097 (patch) | |
| tree | 5a74396d08e37c07ece79032ed469de23762366f /guix/scripts/download.scm | |
| parent | bbee7bd765413138767d450680e20d3b3e2f7f78 (diff) | |
| download | gnu-guix-71ae18ee52757eb60be50bb2e50bab5e84d0f097.tar gnu-guix-71ae18ee52757eb60be50bb2e50bab5e84d0f097.tar.gz | |
guix download: Gracefully handle missing arguments.
Fixes <http://bugs.gnu.org/21991>.
Reported by Jan Synáček <jan.synacek@gmail.com>.
* guix/scripts/download.scm (guix-download): Call 'leave' when OPTS does
not contain an 'argument' key.
Diffstat (limited to 'guix/scripts/download.scm')
| -rw-r--r-- | guix/scripts/download.scm | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/guix/scripts/download.scm b/guix/scripts/download.scm index 533970ffbb..b81295e5d9 100644 --- a/guix/scripts/download.scm +++ b/guix/scripts/download.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2012, 2013 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2012, 2013, 2015 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -102,7 +102,8 @@ Supported formats: 'nix-base32' (default), 'base32', and 'base16' (with-error-handling (let* ((opts (parse-options)) (store (open-connection)) - (arg (assq-ref opts 'argument)) + (arg (or (assq-ref opts 'argument) + (leave (_ "no download URI was specified~%")))) (uri (or (string->uri arg) (leave (_ "~a: failed to parse URI~%") arg))) |