08/08: gnu: java-tomcat: Strip timestamps

[julien lepiller]

roptat pushed a commit to branch master
in repository guix.

commit 49a8684d9f20656aaa9094c02164cbf2f67b290b
Author: Björn Höfling <address@hidden>
Date:   Sat Jul 21 10:25:32 2018 +0200

    gnu: java-tomcat: Strip timestamps
    
    * gnu/package/web.scm (java-tomcat)[arguments]: Add phase 'strip timestamps.
    Makes build deterministic.
    
    Signed-off-by: Julien Lepiller <address@hidden>
---
 gnu/packages/web.scm | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/gnu/packages/web.scm b/gnu/packages/web.scm
index de6b118..c4b78d0 100644
--- a/gnu/packages/web.scm
+++ b/gnu/packages/web.scm
@@ -5747,6 +5747,14 @@ encoder/decoder based on the draft-12 specification for 
UBJSON.")
                (("depends=\"validate\"") "depends=\"build-prepare\"")
                ((",download-validate") ""))
              #t))
+         (add-after 'unpack 'strip-timestamps
+           (lambda _
+             (substitute* "build.xml"
+               (("<filter token=\"YEAR\" value=.*")
+                "<filter token=\"YEAR\" value=\"1970\"/>")
+               (("<filter token=\"VERSION_BUILT\" value=.*")
+                "<filter token=\"VERSION_BUILT\" value=\"Jan 1 1970 00:00:00 
UTC\"/>"))
+             #t))
          (add-after 'unpack 'generate-properties
            (lambda _
              ;; This could have been passed to make-flags, but getcwd returns