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use cc-option for optionrom

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Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Juan Quintela 2009-07-21 14:11:20 +02:00 committed by Anthony Liguori
parent 791e08c753
commit 3c87f43bd4
1 changed files with 1 additions and 21 deletions
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22
pc-bios/optionrom/Makefile
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@ -5,29 +5,9 @@ include ../../rules.mak
VPATH=$(SRC_PATH)/pc-bios/optionrom
# from kernel sources - scripts/Kbuild.include
# try-run
# Usage: option = $(call try-run, $(CC)...-o "$$TMP",option-ok,otherwise)
# Exit code chooses option. "$$TMP" is can be used as temporary file and
# is automatically cleaned up.
try-run = $(shell set -e; \
TMP="$(TMPOUT).$$$$.tmp"; \
if ($(1)) >/dev/null 2>&1; \
then echo "$(2)"; \
else echo "$(3)"; \
fi; \
rm -f "$$TMP")
# cc-option-yn
# Usage: flag := $(call cc-option-yn,-march=winchip-c6)
cc-option-yn = $(call try-run,\
$(CC) $(KBUILD_CFLAGS) $(1) -S -xc /dev/null -o "$$TMP",y,n)
CPPFLAGS = -Wall -Wstrict-prototypes -Werror -fomit-frame-pointer -fno-builtin
CPPFLAGS += -I$(SRC_PATH)
ifeq ($(call cc-option-yn,-fno-stack-protector),y)
CPPFLAGS += -fno-stack-protector
endif
CPPFLAGS += $(call cc-option, $(CFLAGS), -fno-stack-protector,"")
build-all: multiboot.bin