71/75: gnu: openjdk12: Make reproducible.

[guix-commits]

apteryx pushed a commit to branch core-updates
in repository guix.

commit 5dd994a2101c33d5d621f65c2b901da8d5550865
Author: Danny Milosavljevic <dannym@scratchpost.org>
AuthorDate: Mon Jul 31 20:09:16 2023 +0200

    gnu: openjdk12: Make reproducible.
    
    * gnu/packages/java.scm 
(openjdk12)[arguments]<#:phases>[remove-timestamping]:
    Modify phase.
    
    Signed-off-by: Maxim Cournoyer <maxim.cournoyer@gmail.com>
---
 gnu/packages/java.scm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm
index 9aa316d7e8..6d8e08d823 100644
--- a/gnu/packages/java.scm
+++ b/gnu/packages/java.scm
@@ -1649,6 +1649,11 @@ new Date();"))
                          (string-append "Interpreter specific version of 
call_VM_base\n"
                                         "  using 
MacroAssembler::call_VM_leaf_base;"))))))
                 #~())
+           (replace 'remove-timestamping
+             (lambda _
+               (substitute* "src/hotspot/share/runtime/vm_version.cpp"
+                (("__DATE__") "")
+                (("__TIME__") ""))))
            (replace 'fix-java-shebangs
              (lambda _
                ;; 'blocked' was renamed to 'blacklisted' in this version for