CC	?= gcc
CFLAGS	?= -Os -g
CFLAGS	+= -Wall

CVETEST := cve-2016-3712
PCITEST	:= cve-2017-2615 cve-2017-2620
USBTEST	:= cve-2017-5898
RAWTEST	:= boot-cve-2017-13672.raw boot-cve-2017-13673.raw
TARGETS	:= $(CVETEST) $(PCITEST) $(USBTEST) $(RAWTEST)
DEPENDS	:= libpci libusb-1.0

$(PCITEST) : CFLAGS += $(shell pkg-config --cflags libpci)
$(PCITEST) : LDLIBS += $(shell pkg-config --libs libpci)

$(USBTEST) : CFLAGS += $(shell pkg-config --cflags libusb-1.0)
$(USBTEST) : LDLIBS += $(shell pkg-config --libs libusb-1.0)

#
# handle build dependencies
#
HAVEDEPS := $(shell pkg-config $(DEPENDS) && echo yes)
ifneq ($(HAVEDEPS),yes)
.PHONY: deps
deps:
	@echo "Build dependencies are missing, needed: $(DEPENDS)"
	@echo "Please install.  You can use 'make yum' or 'make dnf'."
	@false

yum dnf:
	sudo $@ install $(patsubst %,"pkgconfig(%)",$(DEPENDS))

endif

#
# build rules
#
all: $(TARGETS)

clean:
	rm -f $(TARGETS)
	rm -f *~ *.o

boot-%.raw: boot-%.asm
	nasm -o $@ $<

cve-2017-2615: cve-2017-2615.o pci.o cirrus.o
cve-2017-2620: cve-2017-2620.o pci.o cirrus.o
cve-2017-5898: cve-2017-5898.o usb.o