From 5f1a335ab66f1abcf6363bfe634913de09c665c8 Mon Sep 17 00:00:00 2001
From: Bernhard M. Wiedemann <bwiedemann@suse.de>
Date: Thu, 5 Dec 2019 18:57:54 +0100
Subject: [PATCH] Allow to override build date with SOURCE_DATE_EPOCH

---
 src/libpw3270cpp/Makefile.in |  9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/libpw3270cpp/Makefile.in b/src/libpw3270cpp/Makefile.in
index f972ad9..2010858 100644
--- a/src/libpw3270cpp/Makefile.in
+++ b/src/libpw3270cpp/Makefile.in
@@ -61,6 +61,13 @@ VALGRIND=@VALGRIND@
 INSTALL_DATA=@INSTALL_DATA@
 INSTALL_PROGRAM=@INSTALL_PROGRAM@
 
+DATE_FMT = +%Y%m%d
+ifdef SOURCE_DATE_EPOCH
+    BUILD_DATE ?= $(shell date -u -d "@$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || date -u -r "$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || date -u "$(DATE_FMT)")
+else
+    BUILD_DATE ?= $(shell date "$(DATE_FMT)")
+endif
+
 CFLAGS= \
 	@CFLAGS@ \
 	-Wno-deprecated-declarations \
@@ -102,7 +109,7 @@ $(OBJRLS)/%.o: \
 	@$(MKDIR) `dirname $@`
 	@$(CC) $(CFLAGS) \
 		@RLS_CFLAGS@ \
-		-DBUILD_DATE=`date +"%Y%m%d"` \
+		-DBUILD_DATE=$(BUILD_DATE) \
 		-o $@ -c $<
 
 $(POTDIR)/%.pot: %.c
--
libgit2 0.21.2