linux-sgx-trts-modified/sdk/Makefile

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ifneq ($(USE_OPT_LIBS), 0)
include Makefile.opt_lib
else
include Makefile.source
endif

# SDK requires prebuilt IPP libraries.
CHECK_OPT :=
ifeq ("$(wildcard $(LINUX_EXTERNAL_DIR)/ippcp_internal/inc)", "")
CHECK_OPT := opt_check_failed
endif

.PHONY: opt_check_failed
opt_check_failed:
	@echo "ERROR: Please run 'download_prebuilt.sh' to download the prebuilt optimized libraries before compiling."
	@echo "Exiting......"
	@exit -2

.PHONY: all
all: $(CHECK_OPT)
	$(MAKE) components

.PHONY: rebuild
rebuild: 
	$(MAKE) clean 
	$(MAKE) all