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authorCarl Dong <contact@carldong.me>2019-05-06 22:34:15 +0000
committerLudovic Courtès <ludo@gnu.org>2019-05-13 09:46:58 +0200
commit3ed497d42a5af8756bd95c64f9f9bed4de5f6d3c (patch)
treea5f7246e71ac5fa24288dd463cff7b0f934b125a /gnu
parent102d307520dee27a40feb1ca5a699763a2f3aefe (diff)
gnu: Allow building gcc with non-default libc.
* gnu/packages/base.scm (make-gcc-libc): New procedure, returns a gcc that targets a specified libc. (gcc-glibc-2.26, gcc-glibc-2.27): New public variables. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
Diffstat (limited to 'gnu')
-rw-r--r--gnu/packages/base.scm29
1 files changed, 29 insertions, 0 deletions
diff --git a/gnu/packages/base.scm b/gnu/packages/base.scm
index e33e3c52c8..5c0cd36c14 100644
--- a/gnu/packages/base.scm
+++ b/gnu/packages/base.scm
@@ -1009,6 +1009,35 @@ with the Linux kernel.")
(("/bin/pwd") "pwd"))
#t))))))))
+(define (make-gcc-libc base-gcc libc)
+ "Return a GCC that targets LIBC."
+ (package (inherit base-gcc)
+ (name (string-append (package-name base-gcc) "-"
+ (package-name libc) "-"
+ (package-version libc)))
+ (arguments
+ (substitute-keyword-arguments
+ (ensure-keyword-arguments (package-arguments base-gcc)
+ '(#:implicit-inputs? #f))
+ ((#:make-flags flags)
+ `(let ((libc (assoc-ref %build-inputs "libc")))
+ ;; FLAGS_FOR_TARGET are needed for the target libraries to receive
+ ;; the -Bxxx for the startfiles.
+ (cons (string-append "FLAGS_FOR_TARGET=-B" libc "/lib")
+ ,flags)))))
+ (native-inputs
+ `(("libc" ,libc)
+ ("libc:static" ,libc "static")
+ ,@(append (package-inputs base-gcc)
+ (fold alist-delete (%final-inputs) '("libc" "libc:static")))))
+ (inputs '())))
+
+(define-public gcc-glibc-2.27
+ (make-gcc-libc gcc glibc-2.27))
+
+(define-public gcc-glibc-2.26
+ (make-gcc-libc gcc glibc-2.26))
+
(define-public (make-glibc-locales glibc)
(package
(inherit glibc)