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-rw-r--r--gnu/packages/patches/python-networkx2-reproducible-build.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/gnu/packages/patches/python-networkx2-reproducible-build.patch b/gnu/packages/patches/python-networkx2-reproducible-build.patch
new file mode 100644
index 0000000000..8274767ab8
--- /dev/null
+++ b/gnu/packages/patches/python-networkx2-reproducible-build.patch
@@ -0,0 +1,29 @@
+From c065b972ed294769a41936d6b9feb336473af5d1 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?G=C3=A1bor=20Boskovits?= <boskovits@gmail.com>
+Date: Sat, 4 Nov 2017 15:28:47 +0100
+Subject: Fix SOURCE_DATE_EPOCH ignored bug (#2735)
+
+* Fix SOURCE_DATE_EPOCH ignored bug
+
+Fix a bug in networkx/release.py that makes build
+non-reproducible.
+---
+ networkx/release.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/networkx/release.py b/networkx/release.py
+index e81fc0c0..6322cf0d 100644
+--- a/networkx/release.py
++++ b/networkx/release.py
+@@ -135,7 +135,7 @@ def get_revision():
+ 
+ def get_info(dynamic=True):
+     # Date information
+-    date_info = datetime.datetime.now()
++    date_info = datetime.datetime.utcfromtimestamp(int(os.environ.get('SOURCE_DATE_EPOCH', time.time())))
+     date = time.asctime(date_info.timetuple())
+ 
+     revision, version, version_info, vcs_info = None, None, None, None
+-- 
+2.14.2
+