2 # Copyright (C) 2015 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
8 PKG_CHECK_FORMAT_SECURITY ?= 1
10 PKG_FORTIFY_SOURCE ?= 1
13 ifdef CONFIG_PKG_CHECK_FORMAT_SECURITY
14 ifeq ($(strip $(PKG_CHECK_FORMAT_SECURITY)),1)
15 TARGET_CFLAGS += -Wformat -Werror=format-security
18 ifdef CONFIG_PKG_CC_STACKPROTECTOR_REGULAR
19 ifeq ($(strip $(PKG_SSP)),1)
20 TARGET_CFLAGS += -fstack-protector
23 ifdef CONFIG_PKG_CC_STACKPROTECTOR_STRONG
24 ifeq ($(strip $(PKG_SSP)),1)
25 TARGET_CFLAGS += -fstack-protector-strong
28 ifdef CONFIG_PKG_FORTIFY_SOURCE_1
29 ifeq ($(strip $(PKG_FORTIFY_SOURCE)),1)
30 TARGET_CFLAGS += -D_FORTIFY_SOURCE=1
33 ifdef CONFIG_PKG_FORTIFY_SOURCE_2
34 ifeq ($(strip $(PKG_FORTIFY_SOURCE)),1)
35 TARGET_CFLAGS += -D_FORTIFY_SOURCE=2
38 ifdef CONFIG_PKG_RELRO_PARTIAL
39 ifeq ($(strip $(PKG_RELRO)),1)
40 TARGET_CFLAGS += -Wl,-z,relro
41 TARGET_LDFLAGS += -zrelro
44 ifdef CONFIG_PKG_RELRO_FULL
45 ifeq ($(strip $(PKG_RELRO)),1)
46 TARGET_CFLAGS += -Wl,-z,now -Wl,-z,relro
47 TARGET_LDFLAGS += -znow -zrelro