Source: hy
Version: 0.11.0-4
Severity: wishlist
Tags: patch
User: reproducible-builds@lists.alioth.debian.org
Usertags: timestamps
X-Debbugs-Cc: reproducible-builds@lists.alioth.debian.org

Hi,

Whilst working on the "reproducible builds" effort [0], we noticed that hy 
could not be built reproducibly.

The attached patch removes varying timestamps from the build system. 
Alternatively (and preferably) please just drop this timestamp - it's probably 
dubious legally-speaking anyway.

 [0] https://wiki.debian.org/ReproducibleBuilds


Regards,

-- 
      ,''`.
     : :'  :     Chris Lamb
     `. `'`      la...@debian.org / chris-lamb.co.uk
       `-
--- a/debian/patches/reproducible_build.patch   1970-01-01 01:00:00.000000000 
+0100
--- b/debian/patches/reproducible_build.patch   2015-12-26 03:42:06.069491737 
+0000
@@ -0,0 +1,20 @@
+--- hy-0.11.0.orig/docs/conf.py
++++ hy-0.11.0/docs/conf.py
+@@ -14,6 +14,7 @@
+ import os
+ import sys
+ import time
++import datetime
+ sys.path.append(os.path.abspath(".."))
+ 
+ import hy
+@@ -46,7 +47,8 @@ master_doc = 'index'
+ 
+ # General information about the project.
+ project = u'hy'
+-copyright = u'2013-%s, Paul Tagliamonte' % time.strftime('%Y')
++build_date = 
datetime.datetime.utcfromtimestamp(int(os.environ.get('SOURCE_DATE_EPOCH', 
time.time())))
++copyright = u'2013-%s, Paul Tagliamonte' % build_date.year
+ 
+ # The version info for the project you're documenting, acts as replacement for
+ # |version| and |release|, also used in various other places throughout the
--- a/debian/patches/series     1970-01-01 01:00:00.000000000 +0100
--- b/debian/patches/series     2015-12-26 03:42:03.185440315 +0000
@@ -0,0 +1 @@
+reproducible_build.patch
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