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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Peter Mikkelsen <petermikkelsen10@gmail.com>
;;; Copyright © 2018 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2018 Marius Bakke <mbakke@fastmail.com>
;;;
;;; 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 meson-build-system)
#:use-module ((guix build gnu-build-system) #:prefix gnu:)
#:use-module ((guix build glib-or-gtk-build-system) #:prefix glib-or-gtk:)
#:use-module (guix build utils)
#:use-module (guix build gremlin)
#:use-module (guix elf)
#:use-module (ice-9 match)
#:use-module (rnrs io ports)
#:use-module (srfi srfi-1)
#:export (%standard-phases
meson-build))
;; Commentary:
;;
;; Builder-side code of the standard meson build procedure.
;;
;; Code:
(define* (configure #:key outputs configure-flags build-type
#:allow-other-keys)
"Configure the given package."
(let* ((out (assoc-ref outputs "out"))
(source-dir (getcwd))
(build-dir "../build")
(prefix (assoc-ref outputs "out"))
(args `(,(string-append "--prefix=" prefix)
,(string-append "--buildtype=" build-type)
,(string-append "-Dc_link_args=-Wl,-rpath="
(assoc-ref outputs "out") "/lib")
,(string-append "-Dcpp_link_args=-Wl,-rpath="
(assoc-ref outputs "out") "/lib")
,@configure-flags
,source-dir)))
(mkdir build-dir)
(chdir build-dir)
(apply invoke "meson" args)))
(define* (build #:key parallel-build?
#:allow-other-keys)
"Build a given meson package."
(invoke "ninja" "-j" (if parallel-build?
(number->string (parallel-job-count))
"1")))
(define* (check #:key test-target parallel-tests? tests?
#:allow-other-keys)
(setenv "MESON_TESTTHREADS"
(if parallel-tests?
(number->string (parallel-job-count))
"1"))
(if tests?
(invoke "ninja" test-target)
(format #t "test suite not run~%"))
#t)
(define* (install #:rest args)
(invoke "ninja" "install"))
(define* (shrink-runpath #:key (elf-directories '("lib" "lib64" "libexec"
"bin" "sbin"))
outputs #:allow-other-keys)
"Go through all ELF files from ELF-DIRECTORIES and shrink the RUNPATH
since a lot of directories are left over from the build phase of meson,
for example libraries only needed for the tests."
(define handle-output
(match-lambda
((output . directory)
(let* ((elf-dirnames (map (lambda (subdir)
(string-append directory "/" subdir))
elf-directories))
(existing-elf-dirs (filter (lambda (dir)
(and (file-exists? dir)
(file-is-directory? dir)))
elf-dirnames))
(elf-pred (lambda (name stat)
(elf-file? name)))
(elf-list (concatenate (map (lambda (dir)
(find-files dir elf-pred))
existing-elf-dirs))))
(for-each strip-runpath elf-list)))))
(for-each handle-output outputs)
#t)
(define %standard-phases
;; The standard-phases of glib-or-gtk contains a superset of the phases
;; from the gnu-build-system. If the glib-or-gtk? key is #f (the default)
;; then the extra phases will be removed again in (guix build-system meson).
(modify-phases glib-or-gtk:%standard-phases
(replace 'configure configure)
(replace 'build build)
(replace 'check check)
(replace 'install install)
(add-after 'strip 'shrink-runpath shrink-runpath)))
(define* (meson-build #:key inputs phases
#:allow-other-keys #:rest args)
"Build the given package, applying all of PHASES in order."
(apply gnu:gnu-build #:inputs inputs #:phases phases args))
;;; meson-build-system.scm ends here
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