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|
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Peter Mikkelsen <petermikkelsen10@gmail.com>
;;; Copyright © 2018, 2019 Marius Bakke <mbakke@fastmail.com>
;;; Copyright © 2021 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2021 Maxime Devos <maximedevos@telenet.be>
;;;
;;; 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 meson)
#:use-module (guix gexp)
#:use-module (guix utils)
#:use-module (guix store)
#:use-module (guix monads)
#:use-module (guix search-paths)
#:use-module (guix build-system)
#:use-module (guix build-system gnu)
#:use-module (guix build-system glib-or-gtk)
#:use-module (guix packages)
#:use-module (ice-9 match)
#:export (%meson-build-system-modules
meson-build-system
make-cross-file))
;; Commentary:
;;
;; Standard build procedure for packages using Meson. This is implemented as an
;; extension of `gnu-build-system', with the option to turn on the glib/gtk
;; phases from `glib-or-gtk-build-system'.
;;
;; Code:
(define (make-machine-alist triplet)
"Make an association list describing what should go into
the ‘host_machine’ section of the cross file when cross-compiling
for TRIPLET."
`((system . ,(cond ((target-hurd? triplet) "gnu")
((target-linux? triplet) "linux")
((target-mingw? triplet) "windows")
(#t (error "meson: unknown operating system"))))
(cpu_family . ,(cond ((target-x86-32? triplet) "x86")
((target-x86-64? triplet) "x86_64")
((target-arm32? triplet) "arm")
((target-aarch64? triplet) "aarch64")
((target-powerpc? triplet)
(if (target-64bit? triplet)
"ppc64"
"ppc"))
(#t (error "meson: unknown architecture"))))
(cpu . ,(cond ((target-x86-32? triplet) ; i386, ..., i686
(substring triplet 0 4))
((target-x86-64? triplet) "x86_64")
((target-aarch64? triplet) "armv8-a")
((target-arm32? triplet) "armv7")
;; According to #mesonbuild on OFTC, there does not appear
;; to be an official-ish list of CPU types recognised by
;; Meson, the "cpu" field is not used by Meson itself and
;; most software doesn't look at this field, except perhaps
;; for selecting optimisations, so set it to something
;; arbitrary.
(#t "strawberries")))
(endian . ,(cond ((string-prefix? "powerpc64le-" triplet) "little")
((string-prefix? "mips64el-" triplet) "little")
((target-x86-32? triplet) "little")
((target-x86-64? triplet) "little")
;; At least in Guix. Aarch64 and 32-bit arm
;; have a big-endian mode as well.
((target-arm? triplet) "little")
(#t (error "meson: unknown architecture"))))))
(define (make-binaries-alist triplet)
"Make an associatoin list describing what should go into
the ‘binaries’ section of the cross file when cross-compiling for
TRIPLET."
`((c . ,(cc-for-target triplet))
(cpp . ,(cxx-for-target triplet))
(pkgconfig . ,(pkg-config-for-target triplet))
(objcopy . ,(string-append triplet "-objcopy"))
(ar . ,(string-append triplet "-ar"))
(ld . ,(string-append triplet "-ld"))
(strip . ,(string-append triplet "-strip"))))
(define (make-cross-file triplet)
(computed-file "cross-file"
(with-imported-modules '((guix build meson-configuration))
#~(begin
(use-modules (guix build meson-configuration))
(call-with-output-file #$output
(lambda (port)
(write-section-header port "host_machine")
(write-assignments port '#$(make-machine-alist triplet))
(write-section-header port "binaries")
(write-assignments port '#$(make-binaries-alist triplet))))))))
(define %meson-build-system-modules
;; Build-side modules imported by default.
`((guix build meson-build-system)
;; The modules from glib-or-gtk contains the modules from gnu-build-system,
;; so there is no need to import that too.
,@%glib-or-gtk-build-system-modules))
(define (default-ninja)
"Return the default ninja package."
;; Lazily resolve the binding to avoid a circular dependency.
(let ((module (resolve-interface '(gnu packages ninja))))
(module-ref module 'ninja)))
(define (default-meson)
"Return the default meson package."
;; Lazily resolve the binding to avoid a circular dependency.
(let ((module (resolve-interface '(gnu packages build-tools))))
(module-ref module 'meson)))
(define* (lower name
#:key source inputs native-inputs outputs system target
(meson (default-meson))
(ninja (default-ninja))
(glib-or-gtk? #f)
#:allow-other-keys
#:rest arguments)
"Return a bag for NAME."
(define private-keywords
`(#:meson #:ninja #:inputs #:native-inputs #:outputs
,@(if target
'()
'(#:target))))
(bag
(name name)
(system system) (target target)
(build-inputs `(("meson" ,meson)
("ninja" ,ninja)
,@native-inputs
,@(if target '() inputs)
;; Keep the standard inputs of 'gnu-build-system'.
,@(if target
(standard-cross-packages target 'host)
'())
,@(standard-packages)))
(host-inputs `(,@(if source
`(("source" ,source))
'())
,@(if target inputs '())))
;; Keep the standard inputs of 'gnu-buid-system'.
(target-inputs (if target
(standard-cross-packages target 'target)
'()))
(outputs outputs)
(build (if target meson-cross-build meson-build))
(arguments (strip-keyword-arguments private-keywords arguments))))
(define* (meson-build name inputs
#:key
guile source
(outputs '("out"))
(configure-flags ''())
(search-paths '())
(build-type "debugoptimized")
(tests? #t)
(test-target "test")
(glib-or-gtk? #f)
(parallel-build? #t)
(parallel-tests? #f)
(validate-runpath? #t)
(patch-shebangs? #t)
(strip-binaries? #t)
(strip-flags ''("--strip-debug"))
(strip-directories ''("lib" "lib64" "libexec"
"bin" "sbin"))
(elf-directories ''("lib" "lib64" "libexec"
"bin" "sbin"))
(phases '%standard-phases)
(system (%current-system))
(imported-modules %meson-build-system-modules)
(modules '((guix build meson-build-system)
(guix build utils)))
allowed-references
disallowed-references)
"Build SOURCE using MESON, and with INPUTS, assuming that SOURCE
has a 'meson.build' file."
(define builder
(with-imported-modules imported-modules
#~(begin
(use-modules #$@(sexp->gexp modules))
(define build-phases
#$(let ((phases (if (pair? phases) (sexp->gexp phases) phases)))
(if glib-or-gtk?
phases
#~(modify-phases #$phases
(delete 'glib-or-gtk-compile-schemas)
(delete 'glib-or-gtk-wrap)))))
#$(with-build-variables inputs outputs
#~(meson-build #:source #+source
#:system #$system
#:outputs %outputs
#:inputs %build-inputs
#:search-paths '#$(sexp->gexp
(map search-path-specification->sexp
search-paths))
#:phases build-phases
#:configure-flags
#$(if (pair? configure-flags)
(sexp->gexp configure-flags)
configure-flags)
#:build-type #$build-type
#:tests? #$tests?
#:test-target #$test-target
#:parallel-build? #$parallel-build?
#:parallel-tests? #$parallel-tests?
#:validate-runpath? #$validate-runpath?
#:patch-shebangs? #$patch-shebangs?
#:strip-binaries? #$strip-binaries?
#:strip-flags #$(sexp->gexp strip-flags)
#:strip-directories #$(sexp->gexp strip-directories)
#:elf-directories #$(sexp->gexp elf-directories))))))
(mlet %store-monad ((guile (package->derivation (or guile (default-guile))
system #:graft? #f)))
(gexp->derivation name builder
#:system system
#:target #f
#:substitutable? substitutable?
#:allowed-references allowed-references
#:disallowed-references disallowed-references
#:guile-for-build guile)))
(define* (meson-cross-build name
#:key
target
build-inputs host-inputs target-inputs
guile source
(outputs '("out"))
(configure-flags ''())
(search-paths '())
(native-search-paths '())
(build-type "debugoptimized")
(tests? #f)
(test-target "test")
(glib-or-gtk? #f)
(parallel-build? #t)
(parallel-tests? #f)
(validate-runpath? #t)
(patch-shebangs? #t)
(strip-binaries? #t)
(strip-flags ''("--strip-debug"))
(strip-directories ''("lib" "lib64" "libexec"
"bin" "sbin"))
(elf-directories ''("lib" "lib64" "libexec"
"bin" "sbin"))
;; See 'gnu-cross-build' for why this needs to be
;; disabled when cross-compiling.
(make-dynamic-linker-cache? #f)
(phases '%standard-phases)
(system (%current-system))
(imported-modules %meson-build-system-modules)
(modules '((guix build meson-build-system)
(guix build utils)))
allowed-references
disallowed-references)
"Cross-build SOURCE for TARGET using MESON, and with INPUTS, assuming that
SOURCE has a 'meson.build' file."
(define cross-file
(make-cross-file target))
(define inputs
(if (null? target-inputs)
(input-tuples->gexp host-inputs)
#~(append #$(input-tuples->gexp host-inputs)
#+(input-tuples->gexp target-inputs))))
(define builder
(with-imported-modules imported-modules
#~(begin
(use-modules #$@(sexp->gexp modules))
(define build-phases
#$(let ((phases (if (pair? phases) (sexp->gexp phases) phases)))
(if glib-or-gtk?
phases
#~(modify-phases #$phases
(delete 'glib-or-gtk-compile-schemas)
(delete 'glib-or-gtk-wrap)))))
;; Do not use 'with-build-variables', as there should be
;; no reason to use %build-inputs and friends.
(meson-build #:source #+source
#:system #$system
#:build #$(nix-system->gnu-triplet system)
#:target #$target
#:outputs #$(outputs->gexp outputs)
#:inputs #$inputs
#:native-inputs #+(input-tuples->gexp build-inputs)
#:search-paths '#$(sexp->gexp
(map search-path-specification->sexp
search-paths))
#:native-search-paths '#$(sexp->gexp
(map search-path-specification->sexp
native-search-paths))
#:phases build-phases
#:make-dynamic-linker-cache? #$make-dynamic-linker-cache?
#:configure-flags `("--cross-file" #+cross-file
,@#$(if (pair? configure-flags)
(sexp->gexp configure-flags)
configure-flags))
#:build-type #$build-type
#:tests? #$tests?
#:test-target #$test-target
#:parallel-build? #$parallel-build?
#:parallel-tests? #$parallel-tests?
#:validate-runpath? #$validate-runpath?
#:patch-shebangs? #$patch-shebangs?
#:strip-binaries? #$strip-binaries?
#:strip-flags #$(sexp->gexp strip-flags)
#:strip-directories #$(sexp->gexp strip-directories)
#:elf-directories #$(sexp->gexp elf-directories)))))
(mlet %store-monad ((guile (package->derivation (or guile (default-guile))
system #:graft? #f)))
(gexp->derivation name builder
#:system system
#:target target
#:substitutable? substitutable?
#:allowed-references allowed-references
#:disallowed-references disallowed-references
#:guile-for-build guile)))
(define meson-build-system
(build-system
(name 'meson)
(description "The standard Meson build system")
(lower lower)))
;;; meson.scm ends here
|
