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path: root/payloads/linuxcheck/Makefile
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LIBPAYLOAD_DIR=$(CURDIR)/libpayload
XCOMPILE=$(LIBPAYLOAD_DIR)/libpayload.xcompile
# build libpayload and put .config file in $(CURDIR) instead of ../libpayload
# to avoid pollute the libpayload source directory and possible conflicts
LPOPTS=obj="$(CURDIR)/build" DESTDIR="$(CURDIR)" DOTCONFIG="$(CURDIR)/.config"
CFLAGS += -Wall -Wvla -Werror -Os -ffreestanding -nostdinc -nostdlib
ifeq ($(CONFIG_ARCH_X86),y)
TARGETARCH = i386
endif

all: linuxcheck.elf

$(LIBPAYLOAD_DIR):
	$(MAKE) -C ../libpayload $(LPOPTS) defconfig
	$(MAKE) -C ../libpayload $(LPOPTS)
	$(MAKE) -C ../libpayload $(LPOPTS) install

ifneq ($(strip $(wildcard libpayload)),)
include $(XCOMPILE)
LPGCC = CC="$(GCC_CC_x86_32)" "$(LIBPAYLOAD_DIR)/bin/lpgcc"
%.elf: %.c Makefile
	$(LPGCC) $(CFLAGS) -o $*.elf $*.c $(TARGETARCH).c
else
# If libpayload is not found, first build libpayload,
# then do the make, this time it'll find libpayload
# and generate the linuxcheck.elf target
%.elf: $(LIBPAYLOAD_DIR)
	$(MAKE) all
endif

clean:
	rm -f linuxcheck.elf

distclean: clean
	rm -rf build libpayload .config .config.old

.PHONY: all clean distclean