gnu: compression: Fix cross-compilation of zlib.

* gnu/packages/compression.scm : Zlib uses a non-standard
  way of configuring for cross-compilation.  Thanks to Ludovic
  for showing me the correct way to fix this.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
John Darrington 2013-12-09 22:57:15 +01:00 committed by Ludovic Courtès
parent 4af2447e37
commit e67253dbe2

View file

@ -44,11 +44,16 @@ (define-public zlib
`(#:phases (alist-replace
'configure
(lambda* (#:key outputs #:allow-other-keys)
;; Zlib's home-made `configure' doesn't fails when passed
;; Zlib's home-made `configure' fails when passed
;; extra flags like `--enable-fast-install', so we need to
;; invoke it with just what it understand.
(let ((out (assoc-ref outputs "out")))
(zero? (system* "./configure"
;; 'configure' doesn't understand '--host'.
,@(if (%current-target-system)
`((setenv "CHOST" ,(%current-target-system)))
'())
(zero?
(system* "./configure"
(string-append "--prefix=" out)))))
%standard-phases)))
(home-page "http://zlib.net/")