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gnu: cross-base: Allow using non-default glibc.

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* gnu/packages/cross-base.scm (cross-libc, native-libc, cross-newlib?):
  Add 'libc' optional argument to specify using a non-default glibc
  package.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
Carl Dong 2019-05-06 22:21:43 +00:00 committed by Ludovic Courtès
parent d815728525
commit 102d307520
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1 changed files with 14 additions and 9 deletions
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23
gnu/packages/cross-base.scm
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@ -422,14 +422,15 @@ target that libc."
(define* (cross-libc target
#:optional
(libc glibc)
(xgcc (cross-gcc target))
(xbinutils (cross-binutils target))
(xheaders (cross-kernel-headers target)))
"Return a libc cross-built for TARGET, a GNU triplet. Use XGCC and
XBINUTILS and the cross tool chain."
(if (cross-newlib? target)
(native-libc target)
(let ((libc glibc))
"Return LIBC cross-built for TARGET, a GNU triplet. Use XGCC and XBINUTILS
and the cross tool chain."
(if (cross-newlib? target libc)
(native-libc target libc)
(let ((libc libc))
(package (inherit libc)
(name (string-append "glibc-cross-" target))
(arguments
@ -502,13 +503,17 @@ XBINUTILS and the cross tool chain."
,@(package-inputs libc) ;FIXME: static-bash
,@(package-native-inputs libc)))))))
(define (native-libc target)
(define* (native-libc target
#:optional
(libc glibc))
(if (target-mingw? target)
mingw-w64
glibc))
libc))
(define (cross-newlib? target)
(not (eq? (native-libc target) glibc)))
(define* (cross-newlib? target
#:optional
(libc glibc))
(not (eq? (native-libc target libc) libc)))
;;; Concrete cross tool chains are instantiated like this: