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https://github.com/openwrt/openwrt.git
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becdd2b28e
Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
(backported from 89b59994eb)
58 lines
1.4 KiB
Makefile
58 lines
1.4 KiB
Makefile
#
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# Copyright (C) 2015 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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PKG_CHECK_FORMAT_SECURITY ?= 1
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PKG_ASLR_PIE ?= 1
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PKG_SSP ?= 1
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PKG_FORTIFY_SOURCE ?= 1
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PKG_RELRO ?= 1
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ifdef CONFIG_PKG_CHECK_FORMAT_SECURITY
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ifeq ($(strip $(PKG_CHECK_FORMAT_SECURITY)),1)
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TARGET_CFLAGS += -Wformat -Werror=format-security
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endif
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endif
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ifdef CONFIG_PKG_ASLR_PIE
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ifeq ($(strip $(PKG_ASLR_PIE)),1)
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TARGET_CFLAGS += $(FPIC)
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TARGET_LDFLAGS += -specs=$(INCLUDE_DIR)/hardened-ld-pie.specs
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endif
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endif
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ifdef CONFIG_PKG_CC_STACKPROTECTOR_REGULAR
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ifeq ($(strip $(PKG_SSP)),1)
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TARGET_CFLAGS += -fstack-protector
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endif
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endif
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ifdef CONFIG_PKG_CC_STACKPROTECTOR_STRONG
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ifeq ($(strip $(PKG_SSP)),1)
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TARGET_CFLAGS += -fstack-protector-strong
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endif
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endif
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ifdef CONFIG_PKG_FORTIFY_SOURCE_1
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ifeq ($(strip $(PKG_FORTIFY_SOURCE)),1)
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TARGET_CFLAGS += -D_FORTIFY_SOURCE=1
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endif
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endif
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ifdef CONFIG_PKG_FORTIFY_SOURCE_2
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ifeq ($(strip $(PKG_FORTIFY_SOURCE)),1)
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TARGET_CFLAGS += -D_FORTIFY_SOURCE=2
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endif
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endif
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ifdef CONFIG_PKG_RELRO_PARTIAL
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ifeq ($(strip $(PKG_RELRO)),1)
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TARGET_CFLAGS += -Wl,-z,relro
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TARGET_LDFLAGS += -zrelro
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endif
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endif
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ifdef CONFIG_PKG_RELRO_FULL
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ifeq ($(strip $(PKG_RELRO)),1)
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TARGET_CFLAGS += -Wl,-z,now -Wl,-z,relro
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TARGET_LDFLAGS += -znow -zrelro
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endif
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endif
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