diff options
Diffstat (limited to 'guix/scripts/build.scm')
| -rw-r--r-- | guix/scripts/build.scm | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/guix/scripts/build.scm b/guix/scripts/build.scm index 97e2f5a167..d9cdb6e5e0 100644 --- a/guix/scripts/build.scm +++ b/guix/scripts/build.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2021 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2012-2022 Ludovic Courtès <ludo@gnu.org> ;;; Copyright © 2013 Mark H Weaver <mhw@netris.org> ;;; Copyright © 2020 Marius Bakke <mbakke@fastmail.com> ;;; Copyright © 2020 Ricardo Wurmus <rekado@elephly.net> @@ -559,11 +559,29 @@ build." (define things-to-build (map transform (options->things-to-build opts))) + (define warn-if-unsupported + (let ((target (assoc-ref opts 'target))) + (if target + (lambda (package system) + ;; We cannot tell whether PACKAGE supports TARGET. + package) + (lambda (package system) + (match package + ((? package? package) + (unless (supported-package? package system) + (warning (package-location package) + (G_ "package ~a does not support ~a~%") + (package-full-name package) system)) + package) + (x x)))))) + (define (compute-derivation obj system) ;; Compute the derivation of OBJ for SYSTEM. (match obj ((? package? p) - (let ((p (or (and graft? (package-replacement p)) p))) + (let ((p (warn-if-unsupported + (or (and graft? (package-replacement p)) p) + system))) (match src (#f (list (package->derivation store p system))) |