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

* 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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@ -422,14 +422,15 @@ (define xhurd-core-headers
(define* (cross-libc target (define* (cross-libc target
#:optional #:optional
(libc glibc)
(xgcc (cross-gcc target)) (xgcc (cross-gcc target))
(xbinutils (cross-binutils target)) (xbinutils (cross-binutils target))
(xheaders (cross-kernel-headers target))) (xheaders (cross-kernel-headers target)))
"Return a libc cross-built for TARGET, a GNU triplet. Use XGCC and "Return LIBC cross-built for TARGET, a GNU triplet. Use XGCC and XBINUTILS
XBINUTILS and the cross tool chain." and the cross tool chain."
(if (cross-newlib? target) (if (cross-newlib? target libc)
(native-libc target) (native-libc target libc)
(let ((libc glibc)) (let ((libc libc))
(package (inherit libc) (package (inherit libc)
(name (string-append "glibc-cross-" target)) (name (string-append "glibc-cross-" target))
(arguments (arguments
@ -502,13 +503,17 @@ (define* (cross-libc target
,@(package-inputs libc) ;FIXME: static-bash ,@(package-inputs libc) ;FIXME: static-bash
,@(package-native-inputs libc))))))) ,@(package-native-inputs libc)))))))
(define (native-libc target) (define* (native-libc target
#:optional
(libc glibc))
(if (target-mingw? target) (if (target-mingw? target)
mingw-w64 mingw-w64
glibc)) libc))
(define (cross-newlib? target) (define* (cross-newlib? target
(not (eq? (native-libc target) glibc))) #:optional
(libc glibc))
(not (eq? (native-libc target libc) libc)))
;;; Concrete cross tool chains are instantiated like this: ;;; Concrete cross tool chains are instantiated like this: