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-rw-r--r--guix/build/ant-build-system.scm7
1 files changed, 5 insertions, 2 deletions
diff --git a/guix/build/ant-build-system.scm b/guix/build/ant-build-system.scm
index a440daf054..6ce813a001 100644
--- a/guix/build/ant-build-system.scm
+++ b/guix/build/ant-build-system.scm
@@ -197,9 +197,12 @@ repack them. This is necessary to ensure that archives are reproducible."
;; first.
(with-directory-excursion dir
(let* ((files (find-files "." ".*" #:directories? #t))
+ ;; To ensure that the reference scanner can detect all
+ ;; store references in the jars we disable compression
+ ;; with the "-0" option.
(command (if (file-exists? manifest)
- `("zip" "-X" ,jar ,manifest ,@files)
- `("zip" "-X" ,jar ,@files))))
+ `("zip" "-0" "-X" ,jar ,manifest ,@files)
+ `("zip" "-0" "-X" ,jar ,@files))))
(unless (zero? (apply system* command))
(error "'zip' failed"))))
(utime jar 0 0)