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include ../../buildenv.mk

EMM_DIR = emm_src

CPPFLAGS += -I$(EMM_DIR)/include      \
            -I$(COMMON_DIR)/inc/tlibc \
            -Wno-missing-braces       \
            -Wno-unused-parameter

C_Files := $(EMM_DIR)/bit_array.c   \
           $(EMM_DIR)/ema.c         \
           $(EMM_DIR)/emalloc.c     \
           $(EMM_DIR)/emm_private.c \
           $(EMM_DIR)/sgx_mm.c

OBJS := $(C_Files:.c=.o)
OBJS := $(sort $(OBJS))

LIB_NAME := libsgx_mm.a

CHECK_SOURCE :=
ifeq ("$(wildcard $(EMM_DIR)/sgx_mm.c)", "")
CHECK_SOURCE := emm_code
endif

.PHONY: all clean emm_code

all: $(LIB_NAME) | $(BUILD_DIR)
	$(CP) $(LIB_NAME) $|

$(LIB_NAME): $(CHECK_SOURCE) $(OBJS)
	$(AR) rcs $@ $(OBJS)

$(OBJS): %.o: %.c
	$(CC) -c $(COMMON_FLAGS) $(ENCLAVE_CFLAGS) $(CPPFLAGS) $< -o $@

$(BUILD_DIR):
	@$(MKDIR) $@

emm_code:
#ifeq ($(shell git rev-parse --is-inside-work-tree 2> /dev/null), true)
#	git submodule update -f --init --recursive -- $(EMM_DIR)
#else
	$(RM) -rf $(EMM_DIR)
	git clone -b sgx-emm-1.0.3 https://github.com/intel/sgx-emm.git --depth 1 $(EMM_DIR)
#endif

clean:
	@$(RM) $(LIB_NAME) $(OBJS) $(BUILD_DIR)/$(LIB_NAME) *.bak *~

