Description: Use SOURCE_DATE_EPOCH for copyright year to make build reproducible
Author: Ondřej Nový <novy@ondrej.org>
Forwarded: not-needed
Last-Update: 2016-04-23

--- a/docs/conf.py
+++ b/docs/conf.py
@@ -58,7 +58,10 @@
     version = "unknown"
 
 release = version
-this_year = datetime.date.today().year
+if os.environ.has_key('SOURCE_DATE_EPOCH'):
+    this_year = datetime.datetime.utcfromtimestamp(float(os.environ.get('SOURCE_DATE_EPOCH'))).year
+else:
+    this_year = datetime.date.today().year
 copyright = '%s, %s' % (this_year, author)
 
 # The language for content autogenerated by Sphinx. Refer to documentation