include ../../Scripts/Makefile.configs
include ../../Scripts/Makefile.rules

CFLAGS += -Wall -O2 -std=c11 -fno-builtin -nostdlib -no-pie \
	  -I../include/pal -I../lib

.PHONY: default
default: all

executables = HelloWorld File Failure Thread Fork Event Process Exception \
	      Memory Pipe Tcp Udp Yield Server Wait HandleSend Select Segment \
	      Sleep Cpuid Pie
manifests = manifest

target = $(executables) $(manifests)

include ../../Scripts/Makefile.manifest

graphene_lib = .lib/graphene-lib.a
pal_lib = ../../Runtime/libpal-$(PAL_HOST).so

.PHONY: all
all: pal_loader $(target) $(call expand_target_to_sig,$(target)) $(call expand_target_to_sgx,$(target))

.PHONY: sgx-tokens
sgx-tokens: $(call expand_target_to_token,$(target))

pal_loader:
	ln -sf ../../Runtime/pal_loader

ifeq ($(findstring x86_64,$(SYS))$(findstring linux,$(SYS)),x86_64linux)
.PHONY: crt_init-recurse
crt_init-recurse:
	$(MAKE) -C ../crt_init all

../crt_init/user_start.o: crt_init-recurse
	@true

CFLAGS-Pie = -fPIC -pie
LDLIBS += $(graphene_lib) $(pal_lib) ../crt_init/user_start.o
$(executables): %: %.c $(LDLIBS)
	$(call cmd,csingle)

.lib/host_endian.h: ../src/host/$(PAL_HOST)/host_endian.h
	@mkdir -p .lib
	cp -f $< $@

$(graphene_lib): .lib/host_endian.h
	$(MAKE) -C ../lib target=$(abspath .lib)/
else
.IGNORE: $(executables)
$(executables):
endif

ifeq ($(filter %clean,$(MAKECMDGOALS)),)
-include $(addsuffix .d, $(executables)) $(addsuffix .i.d, $(executables)) $(addsuffix .s.d, $(executables))
endif

.PHONY: clean
clean:
	$(RM) -r pal_loader $(target) .lib *.cached *.sig *.token *.manifest.sgx \
	       $(addsuffix .d, $(executables)) $(addsuffix .i.d, $(executables)) \
	       $(addsuffix .s.d, $(executables)) \
	       $(addsuffix .manifest.sgx.d,$(executables)) \
		   .output.*

.PHONY: distclean
distclean: clean