package/tftpd: add license

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/tftpd/tftpd.hash

@@ -1,2 +1,5 @@
 # From https://www.kernel.org/pub/software/network/tftp/tftp-hpa/sha256sums.asc
 sha256	afee361df96a2f88344e191f6a25480fd714e1d28d176c3f10cc43fa206b718b	tftp-hpa-5.2.tar.xz
+
+# Hash for license file
+sha256	5efef82650b8ece733e37790fc70f05e426c9e1ef9640d4ebcb04867bd3f5e28	tftpd/tftpd.c

package/tftpd/tftpd.mk

@@ -8,6 +8,8 @@ TFTPD_VERSION = 5.2
 TFTPD_SOURCE = tftp-hpa-$(TFTPD_VERSION).tar.xz
 TFTPD_SITE = $(BR2_KERNEL_MIRROR)/software/network/tftp/tftp-hpa
 TFTPD_CONF_OPTS = --without-tcpwrappers
+TFTPD_LICENSE = BSD-4-Clause
+TFTPD_LICENSE_FILES = tftpd/tftpd.c
 
 define TFTPD_INSTALL_TARGET_CMDS
 	$(INSTALL) -D $(@D)/tftp/tftp $(TARGET_DIR)/usr/bin/tftp