From eb164bb201c0f792fa8aa78270c47294065183a3 Mon Sep 17 00:00:00 2001
From: Oleh Matiusha <omatiush@cisco.com>
Date: Tue, 6 Feb 2024 09:33:11 +0000
Subject: [PATCH 1/2] yasm: Set build date to SOURCE_DATE_EPOCH

If SOURCE_DATE_EPOCH is set, use it to generate a reproducible
string for BUILD_DATE.

Signed-off-by: Oleh Matiusha <omatiush@cisco.com>
---
 configure.ac | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/configure.ac b/configure.ac
index 2823ecd..eeb51ce 100644
--- a/configure.ac
+++ b/configure.ac
@@ -103,6 +103,14 @@ AM_WITH_DMALLOC
 #
 AC_CHECK_HEADERS([strings.h libgen.h unistd.h direct.h sys/stat.h])
 
+# Use reproducible build date and time
+if test "$SOURCE_DATE_EPOCH"; then
+	DATE_FMT="%d %b %Y %H:%M:%S"
+	BUILD_DATE=$(LC_ALL=C date -u -d "@$SOURCE_DATE_EPOCH" "+$DATE_FMT")
+	AC_DEFINE_UNQUOTED([BUILD_DATE], ["$BUILD_DATE"], [Use reproducidle build date])
+fi
+
+
 #
 # Checks for typedefs, structures, and compiler characteristics.
 #
-- 
2.33.0