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guix build: Warn when attempting to build an unsupported package. 

Fixes <https://issues.guix.gnu.org/51801>.
Reported by Maxim Cournoyer <maxim.cournoyer@gmail.com>.

* guix/scripts/build.scm (options->derivations)[warn-if-unsupported]:
New procedure.
[compute-derivation]: Use it.
* tests/guix-build.sh: Add test.
Ludovic Courtès 2022-02-17 16:23:42 +01:00
parent 5a57313918
commit 0ca26437cb
No known key found for this signature in database
GPG Key ID: 090B11993D9AEBB5
2 changed files with 31 additions and 3 deletions
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22
guix/scripts/build.scm
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@ -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)))

12
tests/guix-build.sh
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@ -1,5 +1,5 @@
# GNU Guix --- Functional package management for GNU
# Copyright © 2012, 2013, 2014, 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
# Copyright © 2012-2014, 2016-2022 Ludovic Courtès <ludo@gnu.org>
# Copyright © 2020 Marius Bakke <mbakke@fastmail.com>
# Copyright © 2021 Chris Marusich <cmmarusich@gmail.com>
#
@ -31,6 +31,16 @@ guix build --version
guix build -e '(@ (gnu packages bootstrap) %bootstrap-glibc)' -S
test "`guix build -e '(@ (gnu packages bootstrap) %bootstrap-glibc)' -S`" = ""
# Warn when attempting to build an unsupported package.
case "$(guix build intelmetool -s armhf-linux -v0 -n 2>&1)" in
*warning:*intelmetool*support*armhf*)
true
break;;
*)
false;
break;;
esac
# Should pass.
guix build -e '(@@ (gnu packages bootstrap) %bootstrap-guile)' | \
grep -e '-guile-'