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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2021 Lars-Dominik Braun <lars@6xq.net>
;;; Copyright © 2022 Marius Bakke <marius@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (guix build-system pyproject)
#:use-module ((gnu packages) #:select (search-auxiliary-file))
#:use-module (guix gexp)
#:use-module (guix store)
#:use-module (guix utils)
#:use-module (guix gexp)
#:use-module (guix monads)
#:use-module (guix packages)
#:use-module (guix search-paths)
#:use-module (guix build-system)
#:use-module (guix build-system gnu)
#:use-module (guix build-system python)
#:use-module (srfi srfi-1)
#:export (%pyproject-build-system-modules
default-python
pyproject-build
pyproject-build-system))
;; Commentary:
;;
;; Standard build procedure for Python packages using 'pyproject.toml'.
;; This is implemented as an extension of 'python-build-system'.
;;
;; Code:
(define %pyproject-build-system-modules
;; Build-side modules imported by default.
`((guix build pyproject-build-system)
(guix build json)
,@%python-build-system-modules))
(define (default-python)
"Return the default Python package."
;; Lazily resolve the binding to avoid a circular dependency.
(let ((python (resolve-interface '(gnu packages python))))
(module-ref python 'python-toolchain)))
(define sanity-check.py
(search-auxiliary-file "python/sanity-check.py"))
(define* (lower name
#:key source inputs native-inputs outputs system target
(python (default-python))
#:allow-other-keys
#:rest arguments)
"Return a bag for NAME."
(define private-keywords
'(#:target #:python #:inputs #:native-inputs))
(and (not target) ;XXX: no cross-compilation
(bag
(name name)
(system system)
(host-inputs `(,@(if source
`(("source" ,source))
'())
,@inputs
;; Keep the standard inputs of 'gnu-build-system'.
,@(standard-packages)))
(build-inputs `(("python" ,python)
("sanity-check.py" ,(local-file sanity-check.py))
,@native-inputs))
(outputs (append outputs '(wheel)))
(build pyproject-build)
(arguments (strip-keyword-arguments private-keywords arguments)))))
(define* (pyproject-build name inputs
#:key source
(tests? #t)
(configure-flags ''())
(build-backend #f)
(test-backend #f)
(test-flags ''())
(phases '%standard-phases)
(outputs '("out" "wheel"))
(search-paths '())
(system (%current-system))
(guile #f)
(imported-modules %pyproject-build-system-modules)
(modules '((guix build pyproject-build-system)
(guix build utils))))
"Build SOURCE using PYTHON, and with INPUTS."
(define build
(with-imported-modules imported-modules
#~(begin
(use-modules #$@(sexp->gexp modules))
#$(with-build-variables inputs outputs
#~(pyproject-build
#:name #$name
#:source #+source
#:configure-flags #$configure-flags
#:system #$system
#:build-backend #$build-backend
#:test-backend #$test-backend
#:test-flags #$test-flags
#:tests? #$tests?
#:phases #$(if (pair? phases)
(sexp->gexp phases)
phases)
#:outputs %outputs
#:search-paths '#$(sexp->gexp
(map search-path-specification->sexp
search-paths))
#:inputs %build-inputs)))))
(mlet %store-monad ((guile (package->derivation (or guile (default-guile))
system #:graft? #f)))
(gexp->derivation name build
#:system system
#:graft? #f ;consistent with 'gnu-build'
#:target #f
#:guile-for-build guile)))
(define pyproject-build-system
(build-system
(name 'pyproject)
(description "The PEP517-compliant Python build system")
(lower lower)))
;;; pyproject.scm ends here
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