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gnu: Add pkg-config-for-build.

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* gnu/packages/pkg-config.scm (pkg-config-for-build): New variable.
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Maxime Devos 2021-08-25 15:25:18 +02:00 committed by Mathieu Othacehe
parent 175705b971
commit d169b5a84d
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1 changed files with 38 additions and 0 deletions
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38
gnu/packages/pkg-config.scm
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@ -1,6 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013, 2014, 2016 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2019 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2021 Maxime Devos <maximedevos@telenet.be>
;;;
;;; This file is part of GNU Guix.
;;;
@ -21,8 +22,10 @@
#:use-module (guix licenses)
#:use-module (guix packages)
#:use-module (guix download)
#:use-module (guix gexp)
#:use-module (guix build-system gnu)
#:use-module (guix build-system trivial)
#:use-module (gnu packages bash)
#:use-module (guix memoization)
#:export (pkg-config))
@ -130,3 +133,38 @@ build, or a GNU triplet."
;; environment or not.
(define-syntax pkg-config
(identifier-syntax (pkg-config-for-target (%current-target-system))))
;; This hack allows for using both "pkg-config" and "TARGET-pkg-config"
;; at the same time. Simply using '%pkg-config' and 'pkg-config' won't
;; work because they both use the "PKG_CONFIG_PATH" environment variable.
(define-public pkg-config-for-build
(package
(inherit (hidden-package %pkg-config))
(name "pkg-config-for-build")
(version "0")
(source #f)
(build-system trivial-build-system)
(inputs
`(("bash-minimal" ,bash-minimal)
("pkg-config" ,%pkg-config)))
(arguments
`(#:modules ((guix build utils))
#:builder
,#~(begin
(use-modules (guix build utils))
(define where (string-append #$output "/bin/pkg-config"))
(mkdir-p (dirname where))
(call-with-output-file where
(lambda (port)
(format port "#!~a
export PKG_CONFIG_PATH=\"$PKG_CONFIG_PATH_FOR_BUILD\"
exec ~a \"$@\""
(search-input-file %build-inputs "bin/bash")
(search-input-file %build-inputs "bin/pkg-config"))))
(chmod where #o500))))
(native-search-paths
(map (lambda (original)
(search-path-specification
(inherit original)
(variable "PKG_CONFIG_FOR_BUILD")))
(package-native-search-paths %pkg-config)))))