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01/08: gnu: cross-base: Allow using non-default glibc.


From: guix-commits
Subject: 01/08: gnu: cross-base: Allow using non-default glibc.
Date: Mon, 13 May 2019 04:59:16 -0400 (EDT)

civodul pushed a commit to branch master
in repository guix.

commit 102d307520dee27a40feb1ca5a699763a2f3aefe
Author: Carl Dong <address@hidden>
Date:   Mon May 6 22:21:43 2019 +0000

    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 Court├Ęs <address@hidden>
---
 gnu/packages/cross-base.scm | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/gnu/packages/cross-base.scm b/gnu/packages/cross-base.scm
index 25caacb..b3b90a6 100644
--- a/gnu/packages/cross-base.scm
+++ b/gnu/packages/cross-base.scm
@@ -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:



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