makefile.common

CC=gcc
CXX=g++
OBJDUMP=dump

MKDIR=mkdir
CP=cp

CXXFLAGS  += -c -O$(OPTIMIZATION) --std=c++11
CXXFLAGS += -Wall  -MMD -MP -MF"$(@:%.o=%.d)"

OBJ_C   = $(patsubst %.c,%.o,$(SOURCES))
OBJ_CXX = $(patsubst %.cpp,%.o,$(OBJ_C))
OBJ_A   = $(patsubst %.S,%.o,$(OBJ_CXX))
OBJ_ALL = $(OBJ_A)

OBJ_TST = $(patsubst %.cpp,%.o,$(TESTS))

SRC           = $(foreach var,$(SOURCES),$(SRC_DIR)/$(var))
TST           = $(foreach var,$(TESTS),$(TEST_DIR)/$(var))
OBJ           = $(foreach var,$(OBJ_ALL),$(OBJ_DIR)/$(var))
OBJ_TEST      = $(foreach var,$(OBJ_TST),$(OBJ_DIR)/$(TEST_DIR)/$(var))
LIB           = $(foreach var,$(LIBS),"-l$(var)")
LIB_TEST      = $(foreach var,$(LIBS),"-l$(var)") -lgtest -lgtest_main
DEP           = $(foreach var,$(OBJ),$(var:%.o=%.d))
DEP_TEST      = $(foreach var,$(OBJ_TEST),$(var:%.o=%.d))

INC           = $(foreach var,$(INCLUDE_DIRS),-I"$(var)") -I$(INC_DIR)
LIB_DIR       = $(foreach var,$(LIB_DIRS),-L"$(var)")
OBJ_DIRS      = $(foreach var,$(OBJ),$(dir $(var)))
OBJ_TEST_DIRS = $(foreach var,$(OBJ_TEST),$(dir $(var)))

OBJ_MAIN      = $(OBJ_DIR)/main.o
DEP_MAIN	  = $(OBJ_DIR)/main.d

LDFLAGS       = $(LIB_DIR) $(LIB)


ifeq ($(TYPE),app)

TARGET=$(BIN_DIR)/$(PROJECT)
TEST_TARGET=$(BIN_DIR)/$(PROJECT)_tests
LISTING=$(BIN_DIR)/$(PROJECT).lst
MAP=$(BIN_DIR)/$(PROJECT).map

endif

ifeq ($(TYPE),lib)

TARGETS=$(LIB_DIR)/lib$(PROJECT).a
INSTALL_DIR=$(INSTALL_PREFIX)/lib
INSTALL_INCLUDE=$(INSTALL_PREFIX)/include

INSTALL_INCLUDES=$(foreach var,$(INCLUDE),$(INSTALL_INCLUDE)/$(var))
INSTALL_TARGETS= $(INSTALL_DIR)/lib$(PROJECT).a

endif


.PHONY: all test clean install

all: test $(TARGET)

test: $(TEST_TARGET)
	$(TEST_TARGET)

$(OBJ_DIR)/%.o: $(SRC_DIR)/%.c
	@echo "CC $<"
	@$(MKDIR) -p $(dir $@)
	@$(CC) $(INC) $(CFLAGS) -o"$@" "$<"

$(OBJ_DIR)/$(TEST_DIR)/%.o: $(TEST_DIR)/%.c
	@echo "CC $<"
	@$(MKDIR) -p $(dir $@)
	$(CC) $(INC) $(CFLAGS) -o"$@" "$<"

$(OBJ_DIR)/%.o: $(SRC_DIR)/%.cpp
	@echo "CXX $<"
	@$(MKDIR) -p $(dir $@)
	@$(CXX) $(INC) $(CXXFLAGS) -o"$@" "$<"

$(OBJ_DIR)/$(TEST_DIR)/%.o: $(TEST_DIR)/%.cpp
	@echo "CXX $<"
	@$(MKDIR) -p $(dir $@)
	@$(CXX) $(INC) $(CXXFLAGS) -o"$@" "$<"


$(BIN_DIR)/%.a: $(OBJ)
	@$(MKDIR) -p $(BIN_DIR)
	@echo "Link to library $@"
	@$(AR) -r  $@ $(OBJ)


$(TARGET): $(OBJ) $(OBJ_MAIN)
	@echo "LD $(TARGET)"
	@$(MKDIR) -p $(BIN_DIR)
	@$(CC) $(LDFLAGS) -o"$@" $(OBJ) $(OBJ_MAIN)

$(TEST_TARGET): $(OBJ) $(OBJ_TEST)
	@echo "LD $(TEST_TARGET)"
	@$(MKDIR) -p $(BIN_DIR)
	@$(CC) $(LDFLAGS) -o"$@" $(OBJ) $(OBJ_TEST) $(LIB_TEST)



$(BIN_DIR)/%.lst: $(TARGET)
	@$(OBJDUMP) -h -S "$<" > "$@"

clean:
	$(RM) $(OBJ) $(DEP) $(TARGET) $(LISTING) $(MAP) $(DEP) $(OBJ_TEST) $(DEP_TEST) $(TEST_TARGET) $(OBJ_MAIN) $(DEP_MAIN)
	@find $(OBJ_DIR) -type d -empty -delete
	@find $(BIN_DIR) -type d -empty -delete

install: $(INSTALL_TARGETS) $(INSTALL_INCLUDES)

$(INSTALL_INCLUDE)/%.h: $(INC_DIR)/%.h
	@echo "Install include file $<"
	@$(MKDIR) -p $(dir $@)
	@$(CP) $< $@

$(INSTALL_INCLUDE)/%.inc: $(INC_DIR)/%.inc
	@echo "Install inc file $<"
	@$(MKDIR) -p $(dir $@)
	@$(CP) $< $@


$(INSTALL_DIR)/%.a: $(BIN_DIR)/%.a | $(INSTALL_DIR)
	@echo "Installing library from $<"
	@$(CP) $< $@

-include $(DEP)
-include $(DEP_TEST)
-include $(DEP_MAIN)