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gnu: gmp: Build fix for mingw.

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* gnu/packages/multiprecision.scm (gmp) [arguments]: Add `setenv' phase for
mingw target.
This commit is contained in:
Jan Nieuwenhuizen 2020-03-29 23:54:30 +02:00
parent 71d17a09ee
commit 3e3364fc52
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1 changed files with 33 additions and 13 deletions
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26
gnu/packages/multiprecision.scm
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@ -3,7 +3,7 @@
;;; Copyright © 2014 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2015, 2018 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2016 Nicolas Goaziou <mail@nicolasgoaziou.fr>
;;; Copyright © 2016 Jan Nieuwenhuizen <janneke@gnu.org>
;;; Copyright © 2016, 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
;;; Copyright © 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2018 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2018, 2019 Efraim Flashner <efraim@flashner.co.il>
@ -50,7 +50,8 @@ (define-public gmp
(build-system gnu-build-system)
(native-inputs `(("m4" ,m4)))
(outputs '("out" "debug"))
(arguments `(#:parallel-tests? #f ; mpz/reuse fails otherwise
(arguments
`(#:parallel-tests? #f ; mpz/reuse fails otherwise
#:configure-flags
'(;; Build a "fat binary", with routines for several
;; sub-architectures.
@ -61,7 +62,26 @@ (define-public gmp
;; they produce different headers. We need shared.
`("--disable-static"
"--enable-shared"))
(else '())))))
(else '())))
;; Remove after core-updates merge.
;; Workaround for gcc-7 transition breakage, -system and cross-build,
;; Note: See <http://bugs.gnu.org/22186> for why not 'CPATH'.
;; Note: See <http://bugs.gnu.org/30756> for why not 'C_INCLUDE_PATH' & co.
,@(if (target-mingw?)
`(#:phases
(modify-phases %standard-phases
(add-before 'configure 'setenv
(lambda _
(let ((gcc (assoc-ref %build-inputs "cross-gcc"))
(libc (assoc-ref %build-inputs "cross-libc")))
(setenv "CROSS_CPLUS_INCLUDE_PATH"
(string-append gcc "/include/c++"
":" gcc "/include"
":" libc "/include"))
(format #t "environment variable `CROSS_CPLUS_INCLUDE_PATH' set to `~a'\n"
(getenv "CROSS_CPLUS_INCLUDE_PATH"))
#t)))))
'())))
(synopsis "Multiple-precision arithmetic library")
(description
"The @acronym{GMP, the GNU Multiple Precision Arithmetic} library performs