package/Makefile: override opkg installation time when SOURCE_DATE_EPOCH set

Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 48585

package/Makefile

@@ -117,6 +117,7 @@ $(curdir)/install: $(TMP_DIR)/.build $(curdir)/system/opkg/host/install
 			IPKG_INSTROOT=$(TARGET_DIR) $$(which bash) ./etc/rc.common $$script enable; \
 		done || true \
 	)
+	$(if $(SOURCE_DATE_EPOCH),sed -i "s/Installed-Time: .*/Installed-Time: $(SOURCE_DATE_EPOCH)/" $(TARGET_DIR)/usr/lib/opkg/status)
 	@-find $(TARGET_DIR) -name CVS   | $(XARGS) rm -rf
 	@-find $(TARGET_DIR) -name .svn  | $(XARGS) rm -rf
 	@-find $(TARGET_DIR) -name '.#*' | $(XARGS) rm -f