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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Julien Lepiller <julien@lepiller.eu>
;;;
;;; This file is not 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 (nonguix build binary-build-system)
#:use-module ((guix build gnu-build-system) #:prefix gnu:)
#:use-module (nonguix build utils)
#:use-module (guix build utils)
#:use-module (ice-9 match)
#:export (%standard-phases
binary-build))
;; Commentary:
;;
;; Builder-side code of the standard binary build procedure.
;;
;; Code:
(define* (install #:key install-plan outputs #:allow-other-keys)
"Copy files from the \"source\" build input to the \"out\" output according to INSTALL-PLAN.
An INSTALL-PLAN is made of three elements:
- A source path which is a file or directory from the \"source\" build input.
- Patterns of the files to copy (only useful if the source path is a directory).
- The target destination.
If the target ends with a slash, it represents the target directory. If not, it
represent the target full path, which only makes sense for single files."
(define (install-file file target)
(let ((target (string-append (assoc-ref outputs "out")
"/" target
(if (string-suffix? "/" target)
(string-append "/" file)
""))))
(mkdir-p (dirname target))
(copy-file file target)))
(define (install-file-pattern pattern target)
(for-each
(lambda (file)
(install-file file target))
(find-files "." pattern)))
(define (install plan)
(match plan
((file-or-directory files target)
(if (file-is-directory? file-or-directory)
(with-directory-excursion file-or-directory
(for-each
(lambda (pattern)
(install-file-pattern pattern target))
files))
(install-file file-or-directory target)))))
(for-each install install-plan)
#t)
(define* (patchelf #:key inputs outputs patchelf-plan #:allow-other-keys)
"Set the interpreter and the RPATH of files as per the PATCHELF-PLAN.
The PATCHELF-PLAN elements are lists of:
- The file to patch.
- The inputs (as strings) to include in the rpath, e.g. \"mesa\".
Both executables and dynamic libraries are accepted.
The inputs are optional when the file is an executable."
(define (binary-patch binary interpreter runpath)
(unless (string-contains binary ".so")
;; Use `system*' and not `invoke' since this may raise an error if
;; library does not end with .so.
(system* "patchelf" "--set-interpreter" interpreter binary))
(when runpath
(let ((rpath (string-join
(map
(lambda (input-or-output)
(cond
((assoc-ref outputs input-or-output)
(string-append (assoc-ref outputs input-or-output) "/lib"))
((assoc-ref inputs input-or-output)
(string-append (assoc-ref inputs input-or-output) "/lib"))
(else (error (format #f "`~a' not found among the inputs nor the outputs." input-or-output)))))
runpath)
":")))
(invoke "patchelf" "--set-rpath" rpath binary)))
#t)
(when (and patchelf-plan
(not (null? patchelf-plan)))
(let ((interpreter (car (find-files (assoc-ref inputs "libc") "ld-linux.*\\.so")))
(interpreter32 (car (find-files (assoc-ref inputs "libc32") "ld-linux.*\\.so"))))
(for-each
(lambda (plan)
(match plan
((binary runpath)
(binary-patch binary (if (64-bit? binary)
interpreter
interpreter32)
runpath))
((binary)
(binary-patch binary (if (64-bit? binary)
interpreter
interpreter32)
#f))))
patchelf-plan)))
#t)
(define %standard-phases
;; Everything is as with the GNU Build System except for the `configure'
;; , `build', `check' and `install' phases.
(modify-phases gnu:%standard-phases
(delete 'bootstrap)
(delete 'configure)
(delete 'build)
(delete 'check)
(add-before 'install 'patchelf patchelf)
(replace 'install install)))
(define* (binary-build #:key inputs (phases %standard-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))
;;; binary-build-system.scm ends here
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