Makefile for use with cmocka

Makefile-cmocka

vpath %.c ../src

CC=gcc

INCLUDE_DIRS+=-I../include
INCLUDE_DIRS+=-I$(CMOCKA_DIR)/include

CFLAGS=$(INCLUDE_DIRS)

MOCKS=list_stories print_stories get_story print_story # list of function signature to mock
LDFLAG=-L$(CMOCKA_DIR)/build/src -Wl, -rpath=$(CMOCKA_DIR)/build/src
LDFLAGS+=$(foreach MOCK,$(MOCKS),-Wl,--wrap=$(MOCK))
LDFLAGS+=-lcmocka

TARGET=test_gen

SRC=$(shell find ../src/* -type f -name '*.c' ! -name '*main.c*' -printf '%f\n')
TEST_SRC=$(shell find * -maxdepth 0 -type f -name '*.c' -print)

SRC_OBJ=$(patsubst %.c,obj/%.o,$(SRC))
TEST_OBJ=$(patsubst %.c,obj/%.o,$(TEST_SRC))
OBJ_DIR=obj

CMOCKA_TAR=cmocka-1.1.1.tar.xz
CMOCKA_DIR=cmocka

all: $(CMOCKA_DIR) $(TARGET)
        ./$(TARGET)

$(SRC_OBJ): | $(OBJ_DIR)

$(OBJ_DIR):
        mkdir -p $@

$(OBJ_DIR)/%.o: %.c
        $(CC) $(CFLAGS) -c $< -o $@

$(TARGET): $(SRC_OBJ) $(TEST_OBJ)
        $(CC) -o $@ $^ $(LDFLAGS)

$(CMOCKA_DIR):
        mkdir -p $@
        tar -xf $(CMOCKA_TAR) -C $@ --strip-components 1
        mkdir -p $@/build
        @(cd $@/build && cmake ../ && make -s)

clean:
        rm -rf $(TARGET) $(OBJ_DIR) $(CMOCKA_DIR)