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1877bc9d8f
Make musl provide libssp_nonshared.a and make GCC link it unconditionally if musl is used. This should be a no-op if SSP is disabled and seems to be the only reliable way of dealing with SSP over all packages due to the mess that is linkerflags handling in packages. Signed-off-by: Steven Barth <steven@midlink.org> SVN-Revision: 46108
54 lines
1.4 KiB
Makefile
54 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_CC_STACKPROTECTOR_REGULAR ?= 1
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PKG_CC_STACKPROTECTOR_STRONG ?= 1
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PKG_FORTIFY_SOURCE_1 ?= 1
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PKG_FORTIFY_SOURCE_2 ?= 1
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PKG_RELRO_PARTIAL ?= 1
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PKG_RELRO_FULL ?= 1
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ifdef CONFIG_PKG_CHECK_FORMAT_SECURITY
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ifeq ($(strip $(PKG_CHECK_FORMAT_SECURITY)),1)
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TARGET_CFLAGS += -Wformat -Werror=format-security
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endif
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endif
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ifdef CONFIG_PKG_CC_STACKPROTECTOR_REGULAR
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ifeq ($(strip $(PKG_CC_STACKPROTECTOR_REGULAR)),1)
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TARGET_CFLAGS += -fstack-protector
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endif
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endif
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ifdef CONFIG_PKG_CC_STACKPROTECTOR_STRONG
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ifeq ($(strip $(PKG_CC_STACKPROTECTOR_STRONG)),1)
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TARGET_CFLAGS += -fstack-protector-strong
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endif
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endif
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ifdef CONFIG_PKG_FORTIFY_SOURCE_1
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ifeq ($(strip $(PKG_FORTIFY_SOURCE_1)),1)
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TARGET_CFLAGS += -D_FORTIFY_SOURCE=1
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endif
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endif
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ifdef CONFIG_PKG_FORTIFY_SOURCE_2
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ifeq ($(strip $(PKG_FORTIFY_SOURCE_2)),1)
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TARGET_CFLAGS += -D_FORTIFY_SOURCE=2
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endif
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endif
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ifdef CONFIG_PKG_RELRO_PARTIAL
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ifeq ($(strip $(PKG_RELRO_PARTIAL)),1)
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TARGET_CFLAGS += -Wl,-z,relro
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TARGET_LDFLAGS += -zrelro
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endif
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endif
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ifdef CONFIG_PKG_RELRO_FULL
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ifeq ($(strip $(PKG_RELRO_FULL)),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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