File xdotool-2.2012-reproducible.patch of Package xdotool

From e4010e3b9d259004b56ef08ee8517d2db988f6a2 Mon Sep 17 00:00:00 2001
From: "Bernhard M. Wiedemann" <githubbmw@lsmod.de>
Date: Tue, 17 Jan 2017 15:10:59 +0000
Subject: [PATCH] make build reproducible

see https://reproducible-builds.org/ for why this is good
and https://reproducible-builds.org/specs/source-date-epoch/
for the definition of this variable

this invocation should work on GNU date and BSD date
---
 version.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/version.sh b/version.sh
index 6c7d57a..1c3d3dc 100755
--- a/version.sh
+++ b/version.sh
@@ -6,7 +6,9 @@ fi
 
 if [ -z "$MAJOR" -o -z "$RELEASE" -o -z "$REVISION" ] ; then
   MAJOR="3"
-  RELEASE="$(date +%Y%m%d)"
+  SOURCE_DATE_EPOCH="${SOURCE_DATE_EPOCH:-$(date +%s)}"
+  DATE_FMT="+%Y%m%d"
+  RELEASE="$(date -u -d "@$SOURCE_DATE_EPOCH" "+$DATE_FMT" 2>/dev/null || date -u -r "$SOURCE_DATE_EPOCH" "+$DATE_FMT" 2>/dev/null || date -u "+$DATE_FMT")"
   REVISION=1
   #$([ -d .svn ] && svn info . | awk '/Revision:/ {print $2}')
   : ${REVISION=:0}