Description: make the build reproducible

Author: Chris Lamb

Forwarded: not needed

--- scilab.orig/scilab/configure.ac

+++ scilab/scilab/configure.ac

@@ -1955,6 +1955,9 @@

 fi

 CURRENT_YEAR=`date "+%Y"`

+if test -n "$SOURCE_DATE_EPOCH"; then

+   CURRENT_YEAR=`date --utc --date="@$SOURCE_DATE_EPOCH" "+%Y"`

+fi

 DETECTED_YEAR=`grep "Copyright (c) 2017-" modules/core/src/cpp/banner.cpp|sed -e "s/.*Copyright (c) 2017-\([[0-9]]*\).*/\1/g"`

 if test "$CURRENT_YEAR" != "$DETECTED_YEAR"; then