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[Minios-devel] [UNIKRAFT PATCH 2/3] build: Add option to toggle the stack protection

To: "minios-devel@xxxxxxxxxxxxx" <minios-devel@xxxxxxxxxxxxx>

From: Vlad-Andrei BĂDOIU (78692) <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>

Date: Tue, 13 Aug 2019 09:54:44 +0000

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Cc: "felipe.huici@xxxxxxxxx" <felipe.huici@xxxxxxxxx>, "simon.kuenzer@xxxxxxxxx" <simon.kuenzer@xxxxxxxxx>, Vlad-Andrei BĂDOIU (78692) <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>, "costin.lupu@xxxxxxxxx" <costin.lupu@xxxxxxxxx>

Delivery-date: Tue, 13 Aug 2019 09:54:54 +0000

List-id: Mini-os development list <minios-devel.lists.xenproject.org>

Thread-index: AQHVUb0iSxFOE4NlyUm+iVaZsG2Z+A==

Thread-topic: [UNIKRAFT PATCH 2/3] build: Add option to toggle the stack protection

This patch enables the -fno-stack-protector flag if the stack protector is not enabled. Signed-off-by: Vlad-Andrei Badoiu <vlad_andrei.badoiu@xxxxxxxxxxxxxxx> --- Makefile.uk | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/Makefile.uk b/Makefile.uk index 2047dae..84b7f90 100644 --- a/Makefile.uk +++ b/Makefile.uk @@ -8,12 +8,12 @@ ASFLAGS += -U __linux__ -U __FreeBSD__ -U __sun__ -D__ASSEMBLY__ ASINCLUDES += -nostdinc -nostdlib -I$(CONFIG_UK_BASE)/include CFLAGS += -U __linux__ -U __FreeBSD__ -U __sun__ -CFLAGS += -fno-stack-protector -fno-omit-frame-pointer -fno-tree-sra +CFLAGS += -fno-omit-frame-pointer -fno-tree-sra CFLAGS += -Wall -Wextra CINCLUDES += -nostdinc -nostdlib -I$(CONFIG_UK_BASE)/include CXXFLAGS += -U __linux__ -U __FreeBSD__ -U __sun__ -CXXFLAGS += -fno-stack-protector -fno-omit-frame-pointer -fno-tree-sra +CXXFLAGS += -fno-omit-frame-pointer -fno-tree-sra CXXFLAGS += -Wall -Wextra CXXINCLUDES += -nostdinc -nostdlib -I$(CONFIG_UK_BASE)/include @@ -23,6 +23,11 @@ CXXINCLUDES += -nostdinc -nostdlib -I$(CONFIG_UK_BASE)/include LIBLDFLAGS += -nostdinc -nostdlib -Wl,--omagic -Wl,-r -Wl,-d -Wl,--build-id=none LDFLAGS += -nostdinc -nostdlib -Wl,--omagic -Wl,--build-id=none +ifndef CONFIG_LIBUKSECURITY_SSP +CFLAGS += -fno-stack-protector +CXXFLAGS += -fno-stack-protector +endif + CFLAGS-$(CONFIG_OPTIMIZE_NONE) += -O0 -fno-optimize-sibling-calls -fno-tree-vectorize CXXFLAGS-$(CONFIG_OPTIMIZE_NONE) += -O0 -fno-optimize-sibling-calls -fno-tree-vectorize CFLAGS-$(CONFIG_OPTIMIZE_PERF) += -O2 -- 2.20.1 _______________________________________________ Minios-devel mailing list Minios-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/minios-devel

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