guix/guix/build-system/scons.scm
Ludovic Courtès b702d1219c
build-system/scons: Use 'with-build-variables'.
This brings back the '%build-inputs' and '%outputs' global variables,
which some packages such as 'serf' expect.

* guix/build-system/scons.scm (scons-build): Use 'with-build-variables'.
2021-03-31 14:06:17 +02:00

130 lines
4.9 KiB
Scheme

;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Arun Isaac <arunisaac@systemreboot.net>
;;; Copyright © 2021 Ludovic Courtès <ludo@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 scons)
#:use-module (guix utils)
#:use-module (guix packages)
#:use-module (guix monads)
#:use-module (guix gexp)
#:use-module (guix search-paths)
#:use-module (guix build-system)
#:use-module (guix build-system gnu)
#:use-module (ice-9 match)
#:export (%scons-build-system-modules
scons-build
scons-build-system))
;; Commentary:
;;
;; Standard build procedure for applications using SCons. This is implemented
;; as an extension of 'gnu-build-system'.
;;
;; Code:
(define %scons-build-system-modules
;; Build-side modules imported by default.
`((guix build scons-build-system)
,@%gnu-build-system-modules))
(define (default-scons)
"Return the default SCons package."
;; Lazily resolve the binding to avoid a circular dependency.
(let ((python (resolve-interface '(gnu packages python-xyz))))
(module-ref python 'scons)))
(define* (lower name
#:key source inputs native-inputs outputs system target
(scons (default-scons))
#:allow-other-keys
#:rest arguments)
"Return a bag for NAME."
(define private-keywords
'(#:target #:scons #: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 `(("scons" ,scons)
,@native-inputs))
(outputs outputs)
(build scons-build)
(arguments (strip-keyword-arguments private-keywords arguments)))))
(define* (scons-build name inputs
#:key
(source #f)
(tests? #t)
(scons-flags ''())
(build-targets #~'())
(test-target "test")
(install-targets #~'("install"))
(phases '%standard-phases)
(outputs '("out"))
(search-paths '())
(system (%current-system))
(guile #f)
(imported-modules %scons-build-system-modules)
(modules '((guix build scons-build-system)
(guix build utils))))
"Build SOURCE using SCons, and with INPUTS. This assumes that SOURCE
provides a 'SConstruct' file as its build system."
(define builder
(with-imported-modules imported-modules
#~(begin
(use-modules #$@(sexp->gexp modules))
#$(with-build-variables inputs outputs
#~(scons-build #:name #$name
#:source #+source
#:scons-flags #$(sexp->gexp scons-flags)
#:system #$system
#:build-targets #$build-targets
#:test-target #$test-target
#:tests? #$tests?
#:install-targets #$install-targets
#:phases #$(if (pair? phases)
(sexp->gexp phases)
phases)
#:outputs %outputs
#:inputs %build-inputs
#:search-paths
'#$(sexp->gexp
(map search-path-specification->sexp
search-paths)))))))
(gexp->derivation name builder
#:system system
#:target #f
#:guile-for-build guile))
(define scons-build-system
(build-system
(name 'scons)
(description "The standard SCons build system")
(lower lower)))
;;; scons.scm ends here