Makefile

# Compilation: make KERNEL_SRC=aboslute-path-to-kernel

-include Toolchain.mk
CFLAGS_libDigitalInput.o  += -Wall
CFLAGS_libDigitalInput.o  += -I"$(KERNEL_SRC)/include"
CFLAGS_libDigitalOutput.o  += -Wall
CFLAGS_libDigitalOutput.o  += -I"$(CURDIR)"
CFLAGS_libDigitalOutput.o  += -I"$(KERNEL_SRC)/include"
LDFLAGS_libDigitalOutput.so += -L "$(SYSROOT)/usr/lib" -lpthread
CFLAGS_libdigitalio-test.o  += -I"$(KERNEL_SRC)/include"
LDFLAGS_libdigitalio-test += -L "$(CURDIR)" -lDigitalInput -lDigitalOutput -Wl,-rpath=.

TARGETS = libDigitalInput.so libDigitalOutput.so

.PHONY: clean
all: $(TARGETS) libdigitalio-test

libdigitalio-test: libdigitalio-test.c libDigitalOutput.so libDigitalInput.so

clean:
    rm -v $(TARGETS) libdigitalio-test


# ------------------------------------------------ #
%: %.c
    $(CC) $(CLAGS) $(LD_FLAGS) $(CFLAGS_$@) $(LDFLAGS_$@) -o $@ $^

%.o: %.c
    $(CC) $(CLAGS) $(LD_FLAGS) $(CFLAGS_$@) $(LDFLAGS_$@) -c -fPIC -o $@ $^

%.so: %.o
    $(CC) $(CLAGS) $(LD_FLAGS) $(CFLAGS_$@) $(LDFLAGS_$@) -shared -o $@ $^