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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018-2019, 2021-2022 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 guile)
#:use-module (guix store)
#: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)
#:use-module (srfi srfi-26)
#:export (%guile-build-system-modules
guile-build-system))
(define %scheme-file-regexp
;; Regexp to match Scheme files.
"\\.(scm|sls)$")
(define %guile-build-system-modules
;; Build-side modules imported by default.
`((guix build guile-build-system)
,@%gnu-build-system-modules))
(define* (lower name
#:key source inputs native-inputs outputs system target
(implicit-inputs? #t)
#:allow-other-keys
#:rest arguments)
"Return a bag for NAME."
;; Note: There's no #:guile argument (unlike, for instance,
;; 'ocaml-build-system' which has #:ocaml.) This is so we can keep
;; procedures like 'package-for-guile-2.0' unchanged and simple.
(define private-keywords
'(#:target #:inputs #:native-inputs
#:implicit-inputs?))
(bag
(name name)
(system system) (target target)
(host-inputs `(
,@inputs))
(build-inputs `(,@(if source
`(("source" ,source))
'())
,@native-inputs
,@(if implicit-inputs?
(map (cute assoc <> (standard-packages))
'("tar" "gzip" "bzip2" "xz" "locales"))
'())))
(outputs outputs)
(build (if target guile-cross-build guile-build))
(arguments (strip-keyword-arguments private-keywords arguments))))
(define %compile-flags
;; Flags passed to 'guild compile' by default. We choose a common
;; denominator between Guile 2.0 and 2.2.
''("-Wunbound-variable" "-Warity-mismatch" "-Wformat"))
(define* (guile-build name inputs
#:key source
(guile #f)
(phases '%standard-phases)
(outputs '("out"))
(search-paths '())
(system (%current-system))
(source-directory ".")
not-compiled-file-regexp
(scheme-file-regexp %scheme-file-regexp)
(compile-flags %compile-flags)
(imported-modules %guile-build-system-modules)
(modules '((guix build guile-build-system)
(guix build utils))))
"Build SOURCE using Guile taken from the native inputs, and with INPUTS."
(define builder
(with-imported-modules imported-modules
#~(begin
(use-modules #$@modules)
(guile-build #:name #$name
#:source #+source
#:source-directory #$source-directory
#:scheme-file-regexp #$scheme-file-regexp
#:not-compiled-file-regexp #$not-compiled-file-regexp
#:compile-flags #$compile-flags
#:phases #$phases
#:system #$system
#:outputs #$(outputs->gexp outputs)
#:inputs #$(input-tuples->gexp inputs)
#:search-paths '#$(map search-path-specification->sexp
search-paths)))))
(mlet %store-monad ((guile (package->derivation (or guile (default-guile))
system #:graft? #f)))
(gexp->derivation name builder
#:system system
#:target #f
#:guile-for-build guile)))
(define* (guile-cross-build name
#:key
(system (%current-system)) target
build-inputs target-inputs host-inputs
(guile #f)
source
(outputs '("out"))
(search-paths '())
(native-search-paths '())
(phases '%standard-phases)
(source-directory ".")
not-compiled-file-regexp
(compile-flags %compile-flags)
(imported-modules %guile-build-system-modules)
(modules '((guix build guile-build-system)
(guix build utils))))
(define builder
(with-imported-modules imported-modules
#~(begin
(use-modules #$@modules)
(define %build-host-inputs
#+(input-tuples->gexp build-inputs))
(define %build-target-inputs
(append #$(input-tuples->gexp host-inputs)
#+(input-tuples->gexp target-inputs)))
(define %outputs
#$(outputs->gexp outputs))
(guile-build #:source #+source
#:system #$system
#:target #$target
#:outputs %outputs
#:source-directory #$source-directory
#:not-compiled-file-regexp #$not-compiled-file-regexp
#:compile-flags #$compile-flags
#:inputs %build-target-inputs
#:native-inputs %build-host-inputs
#:search-paths '#$(map search-path-specification->sexp
search-paths)
#:native-search-paths '#$(map
search-path-specification->sexp
native-search-paths)
#:make-dynamic-linker-cache? #f ;cross-compiling
#:phases #$phases))))
(mlet %store-monad ((guile (package->derivation (or guile (default-guile))
system #:graft? #f)))
(gexp->derivation name builder
#:system system
#:target target
#:guile-for-build guile)))
(define guile-build-system
(build-system
(name 'guile)
(description "The build system for simple Guile packages")
(lower lower)))
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