04/04: gnu: squeak-vm: Make builds bit-reproducible.

[Ludovic Courtès]

civodul pushed a commit to branch master
in repository guix.

commit 4af1876ebfc1947d154f1cffc3885bb3c732f7ea
Author: Ludovic Courtès <address@hidden>
Date:   Tue Aug 30 12:00:52 2016 +0200

    gnu: squeak-vm: Make builds bit-reproducible.
    
    * gnu/packages/smalltalk.scm (squeak-vm)[source]: Add 'snippet'.
---
 gnu/packages/smalltalk.scm |   14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/smalltalk.scm b/gnu/packages/smalltalk.scm
index 414c17b..675ca0c 100644
--- a/gnu/packages/smalltalk.scm
+++ b/gnu/packages/smalltalk.scm
@@ -87,7 +87,19 @@ such as ones for networking and GUI programming.")
                            "Squeak-" version "-src.tar.gz"))
        (sha256
         (base32
-         "0bpwbnpy2sb4gylchfx50sha70z36bwgdxraym4vrr93l8pd3dix"))))
+         "0bpwbnpy2sb4gylchfx50sha70z36bwgdxraym4vrr93l8pd3dix"))
+       (modules '((guix build utils)))
+       (snippet
+        ;; Make builds bit-reproducible.
+        '(begin
+           (substitute* "unix/cmake/verstamp"
+             (("vm_date=.*")
+              "vm_date = \"1970-01-01\";\n")
+             (("ux_version=.*")
+              "ux_version = \"GNU\";\n"))
+           (substitute* "unix/vm/config.cmake"
+             (("\\(VM_BUILD_STRING.*")
+              "(VM_BUILD_STRING \\\"Built with GNU Guix\\\")"))))))
     (inputs
      `(("alsa-lib" ,alsa-lib)
        ("dbus" ,dbus)